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Top Smart Contract Development Companies in London

Ratings Updated: June 24, 2026

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Vention

4.9 101 reviews

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Premier Verified

$50,000+

$50 - $99 / hr

1,000 - 9,999

London, England

Services provided

10% Blockchain

10% AI Development

10% Application Testing +7

10% Cloud Consulting & SI

10% Custom Software Development

10% DevOps Managed Services

10% Enterprise App Modernization

10% IT Staff Augmentation

10% Mobile App Development

10% Web Development

Focus Areas

30% Smart Contract Development

25% Ethereum Development

25% Metaverse Development +1

20% Web3

Vention is a software development company specializing in providing engineering and staff augmentation services. Reviews emphasize their strong project management, responsiveness, and high-quality talent, with over 80% highlighting their reliable communication and partnership approach. Clients appreciate their ability to integrate seamlessly with in-house teams, adding flexibility and expertise across various technological domains.

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Reviews mention Great project management
Clients consistently commend Vention for their exceptional project management capabilities. Feedback highlights the team's structured approach and timely deliverables. For instance, one client noted, "Their project management was well-structured and reliable," while another praised the project manager's "clear communication" and proactive risk management. Overall, the sentiment reflects a strong appreciation for Vention's responsiveness, flexibility, and ability to adapt to evolving project needs, contributing to a seamless collaboration experience.

Web3 Custom Software Development for Software Company

5.0 Apr 19, 2023

iTechArt Group’s project management was excellent. They worked in a timely manner and were great at managing a three-party relationship. We had close and clear communication with iTechArt Group — we felt they were part of our staff.
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Custom Software Development for Software Startup

5.0 Aug 24, 2022

Project management was an Agile variation, with 1-week sprints. Typical PM tools were used for this - JIRA, Slack, Figma, etc.
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Staff Augmentation for Fintech Startup

5.0 Jun 30, 2022

A daily standup helped to keep everyone up-to-date on each other's workloads, and we used a shared Jira kanban board to allocate workloads and check overall progress and move requirements from initial definition, through development, QA and into production.
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Web & Software Development for Online Real Estate Portal

5.0 Dec 13, 2021

iTechArt Group’s project management is good — we have a direct people management style. We have regular meetings, and each iTechArt Group teammate has an individual meeting with an internal team lead.
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Frontend & Backend CSS Web Dev Augmentation Team

5.0 Jan 22, 2018

The project management was impeccable; we are super happy. They took great initiative, and delivered everything on time and within budget.
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3 of 3 reviews are 5 stars

$50,000 – $199,999 avg. project cost

Reviewed 3 times in the past 6 months
Recent reviews highlight Vention's strong project management and collaborative spirit, with clients noting effective communication and timely deliverables. One client appreciated the seamless integration of Vention's team with their own, while another emphasized the responsive account management. Specific successes included rapid embedding of engineers and successful MVP development. Overall, sentiment is highly positive, with minimal areas for improvement mentioned, reflecting Vention's commitment to client satisfaction and adaptability.
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Industry Experience

Based on industry feedback, Vention excels in Information Technology, Consumer Products & Services, Financial Services, and Education sectors. Clients commend their embedded engineering capacity, responsiveness, and strong project management. The firm is particularly praised for rapid integration, quality of talent, and a culture that fosters collaboration. Positive sentiments dominate across industries, indicating their effectiveness in enhancing product development and scaling operational capabilities. Vention's expertise is especially notable for clients within tech-driven environments, healthcare solutions, and SaaS platforms.
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Education Business services Financial services Food & Beverage eCommerce Logistics & Supply Chain Hospitality & leisure Consulting Social Networking Energy & natural resources Wellness & Fitness Transportation Real estate Media Utilities Chemicals & Biotechnology Consumer Products Healthcare Advertising & marketing Arts, entertainment & music Other Industry Consumer products & services Information technology Software IT Services

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London, England

30 Churchill Place
London, England E14 5RE
10 - 15

44 207 117 2842

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Suffescom Solutions Inc

4.9 117 reviews
Premier Verified

$25,000+

$25 - $49 / hr

250 - 999

London, England

Services provided

10% Blockchain

45% AI Development

45% Mobile App Development

Focus Areas

20% Smart Contract Development

15% Ethereum Development

15% Initial Coin Offering Consulting +5

15% Web3

10% Decentralized Finance

10% Smart Contract Auditing

10% Tokenization

5% Metaverse Development

Suffescom Solutions Inc is a company involved in Blockchain Development and Smart Contract Development. However, the overwhelming feedback, constituting 100% negative reviews, indicates significant issues with project execution and unethical practices, including financial disputes and project mismanagement. Clients report persistent errors, delayed deliverables, and unprofessional conduct, impacting their personal and business interests adversely.

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Reviews mention Accessible
Clients have expressed high satisfaction regarding Suffescom Solutions Inc's accessibility, noting prompt communication and responsiveness. One client highlighted the ease of connecting with the project manager, Mr. Gaurav, stating, 'I could easily connect with him and discuss my queries.' Overall, the sentiment reflects a strong appreciation for the company's dedication to maintaining open lines of communication and addressing client needs effectively.

Application Testing, Mgmt & Support for Gaming Company

5.0 Aug 23, 2023

Gaurav was our project manager, and he shared project testing reports on a timely basis. We held some meetings with the app testing team to ensure proper communication. Gaurav was available for any kind of queries and quick responsive person. We got the final product in time and as per our expectations.
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Mobile App Testing, Management & Support for Recipe App

5.0 Aug 8, 2023

When I reached out to Suffescom, Lucky- their project management head, kindly discussed with me each and every detail of my project. He introduced me to the scope and we made sure the requirements were clear. Also, they were available 24/7 to answer my queries and needs.
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Mobile App Dev for Financial Services Company

5.0 Jul 3, 2023

The team at Suffescom did great work managing and developing my project. J G Capital apps were delivered within the time frame discussed during the consultation. The team was available anytime to answer any of my project queries.
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Mobile App Development for On-Demand Taxi Platform

5.0 Jun 27, 2023

The team at Suffescom delivered the project within the given timeframe. They were available 24/7 to answer my queries. The communication was smooth; they were good at explaining technical terms to our team. I was pretty impressed with their project management skills.
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Website Design & Dev for Traditional Food Company

5.0 Mar 3, 2023

Mr.Gaurav was quite professional in his approach and showed progress during every in meeting. They updated me every time any issue was faced. Their 24/7 availability showed how they value their client's time.
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0 of 1 Smart Contract Development reviews is 5 stars

$10,000 – $49,000 avg. project cost

Smart Contract Development Experience

Overall feedback on Suffescom Solutions Inc's Smart Contract Development service is overwhelmingly negative. A single review highlighted severe issues, including lack of professionalism, unethical practices, and detrimental mistakes leading to significant financial losses for the client. The reviewer expressed frustration over poor project management, late deliveries, and communication failures. With a 100% negative sentiment reflected in this review, it raises concerns about the provider's expertise and reliability in executing smart contract projects.
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0 of 1 Blockchain reviews are 5 stars

$10,000 – $49,000 avg. project cost

Blockchain PROJECT HIGHLIGHT

Development Services for NFT Marketplace Company
5.0 — An NFT company hired Suffescom Solutions Inc to build their marketplace. The team worked on features representing imagery classifications and filters. They also worked on platforms such as Ethereum Read more
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Average Project Cost Breakdown

$10,000 to $49,000 (27) $50,000 to $199,999 (18) Less than $10,000 (12)

What Clients Have Said
Client feedback on Suffescom Solutions Inc. indicates a generally positive sentiment regarding their cost and value for money. Clients have highlighted that the company's pricing is competitive and offers good value, with comments such as 'good value for cost' and 'affordable services' frequently mentioned. Several clients reported successful outcomes, such as increased user engagement and improved operational efficiency relative to their investments, which ranged from $10,000 to over $60,000. However, there were some negative remarks regarding transparency and project management in isolated cases.
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Tech Alchemy

5.0 33 reviews
Premier Verified

$25,000+

$25 - $49 / hr

50 - 249

London, England

Services provided

40% Blockchain

20% Mobile App Development

20% Web Development +2

10% Custom Software Development

10% IT Strategy Consulting

Focus Areas

30% Smart Contract Development

30% Initial Coin Offering Consulting

30% Web3 +1

10% Ethereum Development

Tech Alchemy is a Blockchain Development company specializing in smart contract development, decentralized application (DApp) development, and blockchain solutions. Client reviews reveal a 100% satisfaction rate, emphasizing their excellent project management, responsiveness, and partnership-driven approach. Notably, 80% of reviewers highlighted Tech Alchemy's expertise and creativity, which contributed to successful project outcomes and innovative solutions in blockchain technology.

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Average Project Cost Breakdown

$10,000 to $49,000 (12) $50,000 to $199,999 (8) $200,000 to $999,999 (2) Less than $10,000 (1)

What Clients Have Said
Clients consistently highlight Tech Alchemy's exceptional value for money, noting their competitive pricing and commitment to delivering high-quality solutions. For instance, one client appreciated how Tech Alchemy's budget aligned with their needs while providing innovative outcomes. Another remarked on the company's focus on building long-term relationships rather than merely completing transactions. Overall, the sentiment is overwhelmingly positive, with clients feeling they received more than they paid for, underscoring Tech Alchemy's ability to deliver substantial value.
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1 of 1 London-based review is 5 stars

Unknown avg. project cost for Blockchain services in London

Blockchain project highlight

Blockchain-Powered Web Dev for Superyacht Marketplace
5.0 — Tech Alchemy has run a discovery process and developed a blockchain-powered website for a superyacht marketplace. The site allows users to list, sell, and purchase yachts and weeks of charter using Read more
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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

4.8

Willing to Refer

5.0

Reviewers in London commend Tech Alchemy for their proficiency in full-stack development, AI integration, and UX design across diverse projects such as fintech apps, property data platforms, and rental management systems. They emphasize their collaborative approach, responsiveness, and ability to handle high-complexity solutions efficiently.
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AVAMAE Software Solutions Ltd

4.7 14 reviews
Premier Verified

$25,000+

$100 - $149 / hr

10 - 49

London , England

Services provided

10% Blockchain

25% Custom Software Development

25% Mobile App Development +3

20% Web Development

10% AI Development

10% IoT Development

Focus Areas

40% Smart Contract Development

30% Ethereum Development

30% Initial Coin Offering Consulting

AVAMAE Software Solutions Ltd is a versatile software development company specializing in custom software solutions, including cloud infrastructure, mobile apps, and web portals. With a strong focus on collaboration, their client feedback is predominantly positive, highlighting exceptional communication, timely delivery, and technical expertise. About 90% of reviewers emphasize their personalized approach and transparency, with no significant areas for improvement noted.

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Reviews mention Great project management
Clients have expressed strong satisfaction with AVAMAE Software Solutions Ltd's project management capabilities. One client noted their 'fantastic' approach, emphasizing the team's patience, understanding, and thorough communication throughout the project. Regular updates and effective use of communication tools were highlighted as key strengths. Another client praised the project's transparency and responsiveness, stating that AVAMAE consistently shares prototypes and project updates, ensuring alignment and progress. Overall, the sentiment reflects confidence in AVAMAE's ability to manage projects effectively.

Custom Software Development for Software Development Company

5.0 Aug 26, 2022

AVAMAE Software Solutions Ltd has performed well in terms of project management. We have regular meetings where they share prototypes and project updates to keep us in the loop. They’re straightforward, transparent, and responsive.
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Mobile App Dev for Road Safety Company

5.0 Aug 5, 2022

AVAMAE's whole project management approach has been fantastic from day one. They’ve been very patient and understanding of our position and work well with us, which has been refreshing. The project manager is our main point of contact, and they never miss an appointment, call, or message. They always inform me of progress and share advice as they see fit.
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Industry Experience

AVAMAE Software Solutions Ltd has received positive feedback across various sectors, including Supply Chain, Healthcare, Social Networking, Financial Services, Software, Human Resources, Agriculture, Education, and Manufacturing. Clients appreciate their expertise in developing intuitive software solutions, especially in healthcare and HR, where they enhance user experience and operational efficiency. Sentiment is overwhelmingly positive, highlighting AVAMAE's commitment to collaboration, technical proficiency, and effective project management, making them a suitable partner for industries focused on software development and digital transformation.
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Healthcare Social Networking Financial services Software Human Resources Agriculture Retail Consulting Education Supply Chain, Logistics, and Transport Manufacturing

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Average Project Cost Breakdown

$50,000 to $199,999 (5) Less than $10,000 (2) $10,000 to $49,000 (2) $200,000 to $999,999 (2)

What Clients Have Said
Clients consistently commend AVAMAE Software Solutions Ltd for delivering high-quality solutions that offer good value for money. One client noted, 'For the service they provide, they’re reasonably priced,' while another stated, 'The quality of their work is second to none.' Despite varying project budgets, clients express satisfaction with the results and the transparency of costs. Overall, the sentiment reflects a positive perception of AVAMAE's pricing structure relative to the quality of services received.
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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

5.0

Willing to Refer

5.0

Reviewers in London highlight AVAMAE's strong skills in UI/UX, technical guidance, and platform mapping for SaaS startups. Their personable approach, reliable delivery, and focus on long-term collaboration make them a trusted partner for complex digital solutions.
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Pixelette Technologies

4.8 24 reviews
Verified

$25,000+

$25 - $49 / hr

250 - 999

London, England

Services provided

20% Blockchain

25% AI Agents

25% AI Development +2

15% AI Consulting

15% Generative AI

Focus Areas

20% Smart Contract Development

20% Web3

15% Decentralized Finance +3

15% Ethereum Development

15% Initial Coin Offering Consulting

15% Tokenization

Pixelette Technologies is a blockchain development company offering services such as smart contract development, decentralized application development, and blockchain solutions. Across the reviews, clients consistently commend the company for its timely delivery, proactive approach, and exceptional project management. Approximately 100% of reviewers note their expertise and effective communication, while two reviews highlight their impressive organizational skills and adaptability.

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Reviews mention Timely
Overall, Pixelette Technologies has received positive feedback regarding their timeliness in project delivery. Clients consistently noted that all deliverables were met on or ahead of schedule, highlighting their strong project management skills. For instance, one CEO remarked, "Every aspect has been delivered in a timely manner and every step well communicated," while another stated, "They've consistently met deadlines or delivered work ahead of schedule." This emphasis on punctuality contributes significantly to the overall satisfaction expressed by their clients.

Blockchain & Gold-Backed Tokens Dev for Blockchain Company

5.0 Mar 12, 2024

Every aspect has been delivered in a timely manner and every step well communicated.
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Payment & Money Transfer App Dev for FinTech Company

4.0 Feb 10, 2024

Their project management has been excellent, with strong communication and on time completion of the deliverables.
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Content Marketing for Renewable Energy Company

5.0 Dec 11, 2023

The deliverables were there on time and at high quality! Fast replies and very accommodating.
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Cryptocurrency Funding Web Tool Dev for Veterinary Group

5.0 Dec 14, 2022

They always meet deadlines and adhere to timelines.
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Web Development for Healthcare Company

5.0 Dec 14, 2022

Pixelette Technologies delivers on time, and overall, working with them has been a good experience.
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Industry Experience

Pixelette Technologies has received positive feedback across various industries, including healthcare, financial services, business services, education, and gaming. Clients commend their expertise in blockchain integration, custom software development, and digital marketing strategies. The overall sentiment is highly favorable, with clients noting their professionalism, timely delivery, and effective communication. Particularly, they excel in healthcare and financial sectors, where their innovative solutions significantly impacted operational efficiency and user engagement. This makes them a strong candidate for clients within these industries.
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Business services Information technology Financial services Energy & natural resources Healthcare Other Industry Retail Education Gaming Real estate

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$9,000 For early-stage blockchain ideas & MVP planning $18,000 For startups ready to define a blockchain MVP $35,000 For scale-ups & enterprise-grade blockchain system

Blockchain Discovery & Development Packages
Unlock your blockchain vision with confidence. From DeFi apps to utility tokens and Web3 platforms, our discovery packages help you validate ideas, shape strategy, and move fast from concept to code—built to impress investors and ready for scalable development.
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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

5.0

Willing to Refer

5.0

London clients commend Pixelette Technologies for their expertise in software development, blockchain, and marketing assets, noting their responsiveness and organized workflow. Their ability to handle sophisticated projects with excellent customer service makes them a trusted tech partner.
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SENLA

4.9 19 reviews

$10,000+

$25 - $49 / hr

250 - 999

London, England

Services provided

15% Blockchain

20% Custom Software Development

20% Web Development +4

15% Mobile App Development

10% BI & Big Data Consulting & SI

10% E-Commerce Development

10% IT Staff Augmentation

Focus Areas

80% Smart Contract Development

20% Web3

SENLA is a software development company specializing in custom software solutions, data management, and mobile and web applications. The reviews reflect a 100% positive sentiment, highlighting SENLA's technical expertise, reliable delivery, and strong alignment with client business needs. Approximately 40% of reviewers appreciated their project management and communication skills, emphasizing the company’s ability to adapt to client processes and requirements.

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Average Project Cost Breakdown

$50,000 to $199,999 (7) $200,000 to $999,999 (3) $1,000,000 to $9,999,999 (1)

What Clients Have Said
SENLA has consistently been praised for its competitive pricing and overall value for money. Clients noted that the pricing fit their budgets while delivering quality services, with one stating it cost about half of what an onshore provider would charge. Multiple reviews highlighted the alignment of SENLA's values and culture with their needs, emphasizing that they received good value for the cost, which contributed to successful project outcomes.
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Germany (4) Israel (4) Russia (2) Switzerland (2) United States (2) Belarus (1) Cyprus (1) Malta (1) Montenegro (1) England (1)

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London, England

Wards Place
London, England E14
2 - 5

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ERRNA

4.8 2 reviews

$5,000+

< $25 / hr

1,000 - 9,999

London, England

Services provided

60% Blockchain

10% Cybersecurity

10% Marketing Strategy +2

10% Mobile App Development

10% Web Design

Focus Areas

20% Smart Contract Development

20% Ethereum Development

20% Initial Coin Offering Consulting +2

20% Metaverse Development

20% Web3

ERRNA offers services including Blockchain Development, Smart Contract Development, and Decentralized Application (DApp) Development. The client feedback highlights ERRNA's ability to deliver secure and effective blockchain solutions on time and within budget. Clients appreciate their professionalism, project management, and the high quality of their developed applications.

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Industry Experience

ERRNA has received positive feedback primarily from the education industry, with clients highlighting their strengths in product development and project management. Their expertise in managing product roadmaps and backlog prioritization has been beneficial for educational platforms like MyTutor. Overall sentiment reflects strong satisfaction, particularly in communication and alignment with client values, making ERRNA a suitable choice for projects focused on educational technology and development.
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Education

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Average Project Cost Breakdown

$10,000 to $49,000 (1)

What Clients Have Said
Clients have expressed satisfaction with ERRNA's pricing structure, highlighting it as a good fit for their budget and noting the overall value for money. One client emphasized that the company aligned with their values and provided effective project management. Additionally, the quality of team communication and transparency was praised, reinforcing the perception of ERRNA as a cost-effective choice for product development needs.
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London, England

1 Canada Square
London, England E14 5AB
2 - 5

+44-7401-250008

London, England

Canada Square
London, England E14
2 - 5

+44-7401-250008

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Mad Devs

4.9 18 reviews

$50,000+

$50 - $99 / hr

50 - 249

London, England

Services provided

15% Blockchain

15% Cloud Consulting & SI

15% IT Staff Augmentation +6

10% AI Development

10% Custom Software Development

10% Cybersecurity

10% Low/No Code Development

10% Web Development

5% Mobile App Development

Focus Areas

50% Smart Contract Development

30% Ethereum Development

15% Web3 +1

5% Metaverse Development

Mad Devs is a proficient software development company specializing in infrastructure modernization, blockchain technology, and custom software solutions. The company receives overwhelmingly positive feedback, with approximately 100% of reviews highlighting their technical expertise and exceptional project management capabilities. Clients frequently commend their transparent communication, responsiveness, and ability to consistently deliver high-quality results on time, making them a reliable partner for complex development projects.

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Reviews mention Exceeds expectations
Mad Devs consistently exceeded client expectations, as highlighted by their exceptional project management and proactive communication. One client noted their ability to anticipate challenges and deliver timely solutions, while another praised their structured yet flexible approach, which significantly contributed to the project's success. Both clients emphasized the high-quality results and technical expertise provided, with one stating that Mad Devs went beyond initial agreements to assist with process improvements. Overall, the sentiment reflects strong satisfaction and confidence in Mad Devs' capabilities.

App Dev Support for Mobile Wallet Platform

5.0 Sep 21, 2022

Mad Devs went beyond what we had expected. They worked closely with us in understanding the product, the ecosystem, and the current business priorities. They are very structured and process oriented but at the same time were flexible to the fact that we were an early stage startup and were ok working with the right set of processes and tooling that worked for us.
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Computer Engineering & DevOps for Software Company

5.0 Jan 20, 2025

Their project management was exceptional. They consistently delivered items on time, often exceeding expectations by proactively anticipating potential challenges and addressing them before they became issues. Their responsiveness to our needs was outstanding; they maintained clear and open communication, adjusted priorities as needed, and ensured that our feedback was incorporated effectively.
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Computer Engineering & DevOps for Software Company

5.0 Jan 20, 2025

Honestly, there’s nothing significant that comes to mind for areas of improvement. Mad Devs demonstrated exceptional professionalism, technical expertise, and responsiveness throughout our collaboration. They consistently met and exceeded expectations, delivering high-quality results.
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Average Project Cost Breakdown

$200,000 to $999,999 (6) $10,000 to $49,000 (4) Less than $10,000 (2) $50,000 to $199,999 (1)

What Clients Have Said
Clients consistently highlight Mad Devs' cost-effectiveness and overall value for money. One client noted they chose Mad Devs due to their pricing fitting within budget while providing great value. Another stated their engagement model allowed for cost control, ensuring they only paid for necessary services. Overall sentiment reflects satisfaction with the balance of quality and affordability, emphasizing that Mad Devs delivers high-quality results without exceeding budgetary constraints.
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United States (6) Kyrgyzstan (2) Vietnam (2) England (2) Australia (1) Singapore (1) Switzerland (1) Thailand (1) Wales (1)

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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

5.0

Willing to Refer

5.0

London-based clients praise Mad Devs for their expertise in custom software development, UI/UX design, and project management. They delivered flexible, well-structured solutions for data automation, AI services, and web design, emphasizing transparency, communication, and timely delivery, ensuring high client satisfaction across complex projects.
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5StarDesigners Ltd.

4.9 17 reviews

$10,000+

$25 - $49 / hr

10 - 49

London, England

Services provided

30% Blockchain

30% Mobile App Development

25% Custom Software Development +1

15% Web Development

Focus Areas

70% Smart Contract Development

30% Ethereum Development

5StarDesigners Ltd. is a versatile web and mobile application development company noted for its strong project management skills, effective communication, and commitment to client satisfaction. Clients consistently praise their responsiveness and delivery of high-quality, innovative solutions. Positive feedback is prevalent, with over 90% of reviews mentioning their professionalism, timely delivery, and adaptability to project needs.

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Reviews mention Creative
5StarDesigners Ltd. received positive feedback regarding their creativity and design process. A client noted their willingness to accommodate changes and provide suggestions during the development of a farming app. The team efficiently communicated ideas and facilitated several design iterations, which resulted in a final product that met expectations. Overall, the sentiment reflects satisfaction with the company's creative approach and flexibility in project execution.

App Development for Agricultural Service Startup

4.5 Jun 23, 2021

They were willing to walk me through their ideas and provide suggestions when I wasn't sure about something. The communication was efficient. Their ability to present innovative solutions and guide the project creatively was particularly impressive.
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Industry Experience

5StarDesigners Ltd. has demonstrated expertise across multiple industries, particularly in Education, Software, IT Services, Agriculture, and Financial Services. Clients in Education praised their ability to enhance online learning platforms, leading to improved user engagement and enrollment. In Software, they showcased strong project management in game and app development, while their IT Services work emphasized effective communication and adherence to timelines. Overall, feedback reflects a positive sentiment, highlighting their adaptability, professionalism, and commitment to delivering high-quality solutions.
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Agriculture Education Software Financial services IT Services

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More responsive than most other service providers

5StarDesigners Ltd. is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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United States (3) England (2) Australia (1) Kenya (1) Pakistan (1)

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KingIT Solutions

4.8 2 reviews

$5,000+

$25 - $49 / hr

10 - 49

London, England

Services provided

85% Blockchain

15% Custom Software Development

Focus Areas

40% Smart Contract Development

20% Ethereum Development

15% Metaverse Development +2

15% Web3

10% Initial Coin Offering Consulting

KingIT Solutions is a proficient blockchain development company specializing in Blockchain Technology and Distributed Ledger Development. They excel in delivering comprehensive Blockchain Solutions, including Smart Contract Development and Crypto Application Development. With a 100% positive feedback rate, clients consistently praise their professionalism, innovative approach, and ability to exceed expectations, making them a reliable partner for decentralized system development projects.

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1 of 2 Blockchain reviews are 5 stars

2 new reviews for Blockchain in past 6 months

$50,000 – $199,999 avg. project cost

Blockchain PROJECT HIGHLIGHT

Custom Platform Development for Asset Tokenization Co
5.0 — KingIT Solutions built a tokenization platform for an asset tokenization company. The team built the platform's infrastructure, developed smart contracts and a dashboard, and implemented a security Read more
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Industry Experience

KingIT Solutions has demonstrated expertise across the Business Services and Gambling industries. In Business Services, they excelled in developing a secure RWA tokenization platform, receiving commendations for professionalism and innovative solutions. In Gambling, they built a successful crypto casino platform, noted for its robust features and user engagement. Overall, client sentiment is highly positive, highlighting KingIT's commitment to quality, effective project management, and deep industry knowledge, making them a strong fit for similar projects in these sectors.
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Business services Gambling

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Average Project Cost Breakdown

$50,000 to $199,999 (1) $200,000 to $999,999 (1)

What Clients Have Said
Clients express strong satisfaction with KingIT Solutions' cost-effectiveness and value for money. One client noted that their platform launch exceeded expectations, attributing this success to KingIT's commitment to quality and timely delivery. Another client highlighted the company's professionalism and innovative solutions, stating they consistently exceed expectations. Overall, the sentiment reflects that KingIT Solutions provides substantial value relative to its pricing, delivering high-quality results that align with business goals.
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Costa Rica (1) Seychelles (1)

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Bitorix

5.0 4 reviews

$25,000+

$50 - $99 / hr

10 - 49

London, England

Services provided

70% Blockchain

15% Custom Software Development

15% Web Development

Focus Areas

40% Smart Contract Development

30% Ethereum Development

30% Initial Coin Offering Consulting

Bitorix is a software development company specializing in custom solutions, including Dapps, fintech platforms, and NFT platforms. Reviews consistently highlight their technical expertise, agile project management, and reliability, with 100% positive feedback praising their ability to deliver complex projects on time and their exceptional communication skills. The involvement of the founders and a strong focus on client satisfaction are noted as unique strengths.

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Industry Experience

Bitorix has demonstrated strong expertise across various industries, including Consulting, Financial Services, and Software Development. Clients commend their technical proficiency, particularly in developing custom software and complex fintech solutions, as well as their agile project management and superior communication skills. Overall sentiment reflects high satisfaction, with notable strengths in delivering projects on time, enhancing operational efficiency, and reducing fraud levels. Organizations in need of software development or fintech solutions would find Bitorix to be a valuable partner.
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Consulting Financial services Software

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Average Project Cost Breakdown

$200,000 to $999,999 (3) $10,000 to $49,000 (1)

What Clients Have Said
Clients consistently praise Bitorix for delivering high-quality work at competitive prices, emphasizing the company's value for money. One client noted, 'The project was delivered on time,' highlighting their efficiency. Another highlighted, 'Communication skills, attention to detail and cost' as key factors in their decision to partner with Bitorix. Overall, clients express satisfaction with the balance of cost and deliverables, indicating a strong return on investment.
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Estonia (1) India (1) United States (1) England (1)

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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

5.0

Willing to Refer

5.0

London clients commend Bitorix for their full-cycle NFT platform development, showcasing strong technical proficiency, project management, and attention to detail. They consistently deliver high-quality, innovative blockchain solutions on schedule and within budget.
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WeUno Technologies

4.8 18 reviews

$5,000+

$50 - $99 / hr

50 - 249

London, England

Services provided

20% Blockchain

30% Mobile App Development

25% Web Development +2

15% Custom Software Development

10% Low/No Code Development

Focus Areas

35% Smart Contract Development

30% Web3

20% Ethereum Development +1

15% Initial Coin Offering Consulting

WeUno Technologies is a multifaceted software development company that excels in app development, web solutions, and digital marketing services. Their reviews reflect overwhelmingly positive feedback, with 100% highlighting their problem-solving skills, timely delivery, and personalized service. Clients are particularly impressed by their exceptional project management and adaptability to client needs, with no significant areas for improvement noted.

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Reviews mention Transparent
Clients have praised WeUno for their commitment to transparency throughout the development process. One client highlighted direct communication with developers as a key factor in their positive experience, noting that it facilitated frequent design iterations. They appreciated the firm's willingness to adapt workflows to meet specific needs, even accommodating odd-hour communications. However, a suggestion for improvement was made regarding clearer project planning from the outset to enhance overall efficiency. Overall, the sentiment surrounding transparency is highly positive.

Social Network Mobile App for University Students

5.0 Mar 28, 2021

I do not think the workflow could have been more efficient. By having direct communication with the developers, and being a coder myself, the process was very transparent. We had a great system for providing feedback on early builds, utilizing Trello & Slack to communicate effectively.
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Industry Experience

WeUno Technologies has received positive feedback across diverse industries, including business services, healthcare, financial services, media, eCommerce, and hospitality. Clients highlight their expertise in app development, website design, and user experience, showcasing their ability to meet specific needs efficiently. The overall sentiment is favorable, with strengths noted in project management, communication, and problem-solving. Companies in sectors such as healthcare, finance, and media seem particularly well-matched for collaboration, given WeUno's demonstrated capacity to create tailored solutions.
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Wellness & Fitness Consulting Research Financial services Media Consumer Products eCommerce Food & Beverages Arts, entertainment & music Other Industry Software Education Healthcare Business services Hospitality & leisure

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Average Project Cost Breakdown

$10,000 to $49,000 (5) Less than $10,000 (4) $50,000 to $199,999 (2)

What Clients Have Said
Clients consistently praised WeUno Technologies for their excellent value for money and competitive pricing. One client noted, "Pricing fit our budget" and highlighted the company's ability to deliver high-quality work within financial constraints. Another mentioned, "Good value for cost," affirming that their services met expectations without exceeding budgets. Overall, the sentiment reflects satisfaction with project outcomes relative to investment, with many clients expressing intent to continue partnerships due to their positive experiences.
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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

4.8

Willing to Refer

5.0

London clients commend WeUno Technologies for their personalized service, technical skill, and ability to handle end-to-end development. They excel in creating user-friendly platforms, supporting continuous growth, and maintaining excellent communication, making them a trusted partner for innovative tech projects.
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Cyber Bee

5.0 5 reviews

$25,000+

$50 - $99 / hr

10 - 49

London, England

Services provided

50% Blockchain

20% Custom Software Development

20% IT Staff Augmentation +2

5% AI Development

5% Other IT Consulting and SI

Focus Areas

30% Smart Contract Development

30% Web3

20% Initial Coin Offering Consulting +2

15% Ethereum Development

5% Metaverse Development

Cyber Bee is a blockchain development company specializing in distributed ledger technology and smart contract development. Feedback from clients highlights their technical proficiency and commitment to delivering projects on time, with 100% positive reviews emphasizing their expertise in complex blockchain solutions and detailed documentation. Approximately 50% of reviewers noted the value-driven pricing as a key factor in choosing Cyber Bee.

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Reviews mention Professional
Cyber Bee has consistently demonstrated a high level of professionalism in their engagements. Clients noted their 'world-class technical skills' and effective project management, stating they are 'punctual, polite, and professional throughout.' Feedback highlighted their adaptability and seamless integration into existing workflows, emphasizing their ability to meet project demands efficiently. Overall, the sentiment regarding Cyber Bee's professionalism is overwhelmingly positive, with clients expressing satisfaction and no significant areas for improvement.

Proprietary Technologies Dev for Digital Strategy Agency

5.0 Sep 11, 2024

The Cyber Bee team are excellent at project management and reporting. They are willing to structure things according to our needs. Cyber Bee's service level is professional, featuring good systems, communication standards, and reporting. Punctual, polite and professional throughout.
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DevOps Services for Web Dev Solutions Agency

5.0 Sep 11, 2023

Cyber Bee provided developer resources that seamlessly integrated into our workflow and met our project demands efficiently. Cyber Bee's ability to quickly integrate skilled developers into our existing team stood out. Their professionalism and adaptability made the collaboration smooth.
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Industry Experience

Cyber Bee has received positive feedback across various industries including Financial Services, Advertising & Marketing, and IT Services. Clients commend their expertise in developing blockchain solutions, smart contracts, and web3 integration. The sentiment is particularly strong in Advertising & Marketing, where their technical skills and project management are lauded. Overall, Cyber Bee is well-regarded for delivering high-quality, secure, and scalable solutions, making them a strong candidate for projects requiring advanced technological capabilities.
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Financial services Advertising & marketing IT Services

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Australia (1) Ukraine (1) United States (1) England (1)

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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

5.0

Willing to Refer

5.0

Clients in London commend Cyber Bee for their rapid deployment of developers skilled in frontend and infrastructure tasks. Their seamless integration and high-quality work contributed to efficient project completion, demonstrating strong technical expertise and excellent communication.
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Mifort

5.0 22 reviews

$5,000+

< $25 / hr

10 - 49

London, England

Services provided

25% Blockchain

20% Mobile App Development

15% Custom Software Development +3

15% IT Strategy Consulting

15% Web Development

10% AI Development

Focus Areas

20% Smart Contract Development

30% Web3

20% Ethereum Development +2

20% Initial Coin Offering Consulting

10% Metaverse Development

Mifort is a distinguished Blockchain Development company, praised for its technical expertise and commitment to excellence. With over 90% positive feedback, clients commend their seamless integration of blockchain solutions, such as decentralized application development, and effective project management. Their transparent communication and genuine collaboration are significant advantages, offering reliable blockchain technology services.

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1 of 1 Blockchain reviews are 5 stars

Less than $10,000 avg. project cost

Blockchain PROJECT HIGHLIGHT

IT Strategy Consulting for Blockchain Data Management Co
5.0 — Mifort developed a web portal for a blockchain data management company. They integrated AlphaDAPP into an existing educational portal. Read more
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Industry Experience

Mifort demonstrates strong expertise across various industries, notably in Financial Services, Business Services, and Education. Clients commend their effective project management, timely deliveries, and proactive communication. In Financial Services, Mifort facilitated the development of applications like mortgage calculators, enhancing user engagement. In Business Services, they excelled in app development and team augmentation. Their impact in Education is marked by creating engaging online learning platforms. Overall, Mifort is well-suited for clients seeking reliable and innovative development partnerships across these sectors.
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Software Business services Financial services IT Services Education Media

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United States (4) Germany (2) Switzerland (2) Estonia (1) Poland (1) Saudi Arabia (1) United Arab Emirates (1) Ukraine (1)

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Vodworks

5.0 6 reviews

$50,000+

$50 - $99 / hr

50 - 249

London, England

Services provided

10% Blockchain

15% Broadcast Video

15% IT Strategy Consulting +6

10% AI Development

10% BI & Big Data Consulting & SI

10% Custom Software Development

10% Cybersecurity

10% IT Staff Augmentation

10% Mobile App Development

Focus Areas

30% Smart Contract Development

35% Ethereum Development

25% Web3 +1

10% Metaverse Development

Vodworks is a technology solutions company specializing in developing data platforms, analytics tools, and web infrastructure, often praised for providing good value for cost. Across their reviews, 100% of clients are impressed with their project management, meeting deadlines efficiently and offering high-quality technical expertise. Their collaborative approach and effective communication are frequently highlighted as key strengths, with no significant areas of improvement noted.

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Reviews mention Timely
Clients have expressed a highly positive sentiment regarding Vodworks' timeliness in project delivery. One notable review highlighted that Vodworks 'delivered on time' and 'cost effectively,' ensuring all gaps were understood and exceeded expectations. The responsiveness and proactive approach of the team were also commended, indicating a strong commitment to meeting project deadlines and client needs.

Platform Dev for ML-Based Body Language Tracking Firm

5.0 Mar 10, 2023

They delivered on time, cost effectively in a consultative process, making sure that any gaps were thoroughly understood, resulting in over delivery of our expectations.
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Custom Software Development for Digital Enabler

5.0 Dec 12, 2024

Everything was delivered on time. Excellent project governance and updates.
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IT Staff Augmentation for Digital Collectibles Company

5.0 Feb 6, 2025

The speed of turnaround and the quality of the engineers are impressive.
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Average Project Cost Breakdown

$50,000 to $199,999 (1)

What Clients Have Said
Clients consistently highlight Vodworks' strong value for cost, with multiple reviews mentioning it as a decisive factor in their selection. For instance, one client noted, 'Good value for cost,' while another emphasized that Vodworks delivered 'cost effectively' and exceeded expectations. Overall sentiment reflects satisfaction with the pricing relative to the quality of service provided, with clients appreciating both the affordability and the impressive outcomes achieved.
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England (2) New Zealand (1) Thailand (1) United States (1)

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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

5.0

Willing to Refer

5.0

London-based reviewers appreciate Vodworks' technical skill in building websites, apps, and ML platforms, emphasizing their project management, clear communication, and ability to exceed expectations. Their team’s enthusiasm and domain expertise make them a trusted partner for complex digital initiatives.
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Wise Vision

5.0 12 reviews

$10,000+

$25 - $49 / hr

50 - 249

London , England

Services provided

15% Blockchain

25% Web Development

20% IT Staff Augmentation +4

10% Custom Software Development

10% Low/No Code Development

10% Mobile App Development

10% Web Design

Focus Areas

30% Smart Contract Development

30% Decentralized Finance

30% Web3 +1

10% Metaverse Development

Wise Vision is a software development company proficient in both frontend and backend technologies, using Angular and Node.js, as highlighted by 100% positive feedback across reviews. Clients commend their technical expertise, innovative solutions, and strong project management skills, with many noting their friendly and professional communication. They are noted for exceeding expectations and delivering high-quality code efficiently.

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Reviews mention Honest
Clients have consistently highlighted Wise Vision's honesty as a key strength. One client noted, 'They were honest, and they wrote excellent code,' emphasizing a seamless experience without issues. Additionally, they advised potential customers to 'know that you can trust Wise Vision,' further reinforcing the sentiment of reliability and transparency. Overall, the feedback reflects a strong trust in the company's integrity and capability.

Web Development & Design for Real Estate Company

5.0 Dec 9, 2021

They were honest, and they wrote excellent code. We had no problems and had a good experience with them. Know that you can trust Wise Vision. They also know how to work with clients who aren't tech-savvy.
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Industry Experience

Wise Vision has demonstrated expertise across various industries, including Information Technology, Transportation, Retail, Real Estate, and Food & Beverages. Clients praised their technical skills, project management, and communication. The overall sentiment reflects strong satisfaction, particularly in the IT and Retail sectors, where they have significantly improved project outcomes and operational efficiency. Potential clients in these industries may find Wise Vision a suitable partner for innovative solutions and reliable delivery.
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Information technology Transportation Retail Real estate Food & Beverages

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Average Project Cost Breakdown

$10,000 to $49,000 (2) $50,000 to $199,999 (2)

What Clients Have Said
Clients consistently praise Wise Vision for delivering excellent value for money, with multiple reviews highlighting their competitive pricing and quality of service. One client noted they chose Wise Vision for their 'good value for cost,' while another emphasized the company's ability to exceed expectations within budget. Overall, the sentiment is overwhelmingly positive, with clients expressing satisfaction with the results relative to their investment, indicating Wise Vision is a reliable choice for cost-effective development solutions.
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Ukraine (2) United States (2) Russia (1)

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Tesseract Academy

5.0 9 reviews

$5,000+

$150 - $199 / hr

2 - 9

London, England

Services provided

20% Blockchain

40% AI Development

10% BI & Big Data Consulting & SI +3

10% Business Consulting

10% Custom Software Development

10% IT Strategy Consulting

Focus Areas

20% Smart Contract Development

60% Initial Coin Offering Consulting

20% Ethereum Development

Tesseract Academy is an AI consultancy specializing in large language models, neural network modeling, AI strategy, and model-building for financial vulnerability detection. Reviewers highlight the company's exceptional domain expertise, collaborative approach, and cost-effectiveness. Approximately 100% of clients praised their project management and ability to deliver customized, deployable solutions efficiently, with no significant areas for improvement noted.

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Reviews mention Communicative
Tesseract Academy received positive feedback regarding their communication skills, with clients noting clear and timely updates throughout the project. One client highlighted that any potential delays were communicated in advance, allowing for effective problem-solving. The overall sentiment reflects a strong appreciation for their proactive communication and responsiveness to client needs, emphasizing their ability to manage projects efficiently.

AI Development & Consulting for Financial Company

5.0 Jun 4, 2024

They managed the project well, with clear and timely communication. Although there were never many delays, any interruptions in the project were brought to us in advance and clear paths were made to overcome them and move forward. All needs were met on the project.
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Industry Experience

Tesseract Academy has demonstrated expertise primarily in the Financial Services and Gaming industries. In Financial Services, they excel at AI-driven solutions for identifying customer vulnerabilities, receiving praise for their depth of knowledge and timely project management. In the Gaming sector, they effectively defined data structures and tokenomics for complex neural networks, noted for their rapid delivery and collaborative approach. Overall, the sentiment is highly positive, highlighting Tesseract's ability to provide tailored, cutting-edge solutions across these industries.
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Financial services Gaming

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Average Project Cost Breakdown

$200,000 to $999,999 (1)

What Clients Have Said
Clients consistently praise Tesseract Academy for delivering high-quality services at a competitive cost, reflecting excellent value for money. One client noted their work was completed 'at low cost and with incredibly high collaboration,' while another highlighted the 'combination of incredibly high expertise and low cost' as a powerful asset. Overall, the sentiment indicates that Tesseract Academy provides exceptional value, meeting client needs efficiently and effectively without compromising on quality.
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England (2) Switzerland (1)

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IT Dev Staff

5.0 4 reviews

$10,000+

$25 - $49 / hr

10 - 49

London, England

Services provided

10% Blockchain

30% Custom Software Development

25% Web Development +3

15% Mobile App Development

10% API Development

10% E-Commerce Development

Focus Areas

30% Smart Contract Development

50% Ethereum Development

20% Web3

IT Dev Staff is a custom software development company specializing in full-stack web development, scalable product builds, and UX design. Their clients praise their timely delivery, exceptional project management, and strong alignment with client values. With a 100% positive feedback rate, reviewers frequently highlight their dedication, seamless communication, and impressive collaboration skills.

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2 of 2 reviews are 5 stars

$10,000 – $49,000 avg. project cost

Reviewed 2 times in the past 6 months
Recent reviews of IT Dev Staff reflect a strong overall sentiment, highlighting their effective communication, timely delivery, and high-quality output. Clients praised their ability to seamlessly collaborate across distances, with one noting a significant increase in website visits and pilot clients after engagement. Another review emphasized improvements in user engagement and system performance. Both clients expressed satisfaction with their dedication and alignment with company values, citing no areas for improvement.
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Industry Experience

IT Dev Staff demonstrates strong expertise in the financial services sector, particularly in credit repair consultancy. Clients praised their end-to-end development capabilities, including UX design and CRM solutions, which significantly enhanced user engagement and system performance. The overall sentiment is highly positive, highlighting the team's dedication, effective communication, and high-quality deliverables. Potential clients in the financial industry can expect impactful collaboration and reliable service from this provider.
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What Clients Have Said
Clients have expressed satisfaction with IT Dev Staff's pricing, highlighting their services as offering good value for the cost. One client noted their choice was influenced by high ratings and alignment with company values, emphasizing the positive impact on user engagement and system performance. Overall sentiment indicates that the investment was worthwhile, with no reported areas for improvement regarding cost or value.
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Moonshot Partners

4.8 5 reviews

$10,000+

$150 - $199 / hr

50 - 249

London, England

Services provided

10% Blockchain

10% Custom Software Development

10% E-Commerce Development +7

10% Enterprise App Modernization

10% IT Strategy Consulting

10% IoT Development

10% Mobile App Development

10% Other Application Development

10% Robotics Process Automation

10% Web Development

Focus Areas

50% Smart Contract Development

50% Web3

Moonshot Partners is a versatile technology and digital solutions provider, excelling in areas such as product development, SEO strategy, and web design. Feedback indicates a high satisfaction rate, with over 90% of reviews highlighting their technical expertise, effective project management, and strong cultural alignment. Clients appreciate their innovative solutions and efficient communication, fostering successful collaborations.

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Reviews mention Collaborative
Clients have expressed a highly positive sentiment regarding Moonshot Partners' collaborative approach. One client noted their 'exceptional organization and efficiency' in project management, emphasizing the 'transparent and effective communication' that facilitated seamless collaboration. Additionally, the client appreciated Moonshot's flexibility and their ability to adapt, stating, 'We loved their way of work, culture, and how flexible they were.' Overall, the feedback underscores Moonshot Partners as a reliable and responsive partner.

Custom Software Dev for Educational Materials Company

4.0 Mar 28, 2024

Moonshot Partners demonstrated exceptional organization and efficiency in their project management approach. They upheld a transparent and effective line of communication throughout the project, ensuring seamless collaboration with our strategy team and punctual delivery of all technical enhancements.
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Average Project Cost Breakdown

$1,000,000 to $9,999,999 (1)

What Clients Have Said
Clients consistently commend Moonshot Partners for delivering excellent value for money, noting their high-quality work relative to cost. One client highlighted their 'good value for cost' and another praised their 'flexibility' and 'efficient project management.' Overall, feedback indicates that the company's pricing aligns well with the results achieved, such as improved user engagement and enhanced SEO capabilities, reinforcing their reputation as a reliable and cost-effective partner.
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England (2) Brazil (1) United States (1)

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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

5.0

Willing to Refer

5.0

London-based clients praise Moonshot Partners for their expertise in web development and SaaS product creation, delivering innovative solutions like gamified data platforms and engaging websites. They excel in project management, communication, and cultural fit, consistently producing timely, high-quality results for complex projects.
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INVINCIX Solutions Private Limited

4.8 2 reviews

$10,000+

$25 - $49 / hr

50 - 249

Twickenham, England

Services provided

10% Blockchain

10% Application Management & Support

10% Application Testing +7

10% Custom Software Development

10% DevOps Managed Services

10% E-Commerce Development

10% Enterprise App Modernization

10% Mobile App Development

10% UX/UI Design

10% Web Development

Focus Areas

30% Smart Contract Development

30% Metaverse Development

30% Web3 +1

10% Ethereum Development

INVINCIX Solutions Private Limited is a technology development company that provides technical expertise and product development services. With 100% of reviewers praising their alignment with business goals and timely delivery, clients also highlight the company's strong culture and work ethics. Areas for improvement include optimizing resource management.

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Average Project Cost Breakdown

$50,000 to $199,999 (1)

What Clients Have Said
Clients have consistently highlighted INVINCIX Solutions Private Limited's competitive pricing and overall value for money. One CEO noted that the company's pricing aligned with their budget while providing excellent value, contributing to successful project outcomes. Another client echoed this sentiment, emphasizing that INVINCIX offered good value for cost and achieved 100% success in deliverables. Overall, the sentiment surrounding the company's cost-effectiveness is positive, with clients appreciating the balance between quality and affordability.
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India (1) Singapore (1)

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Twickenham, England

28 Ryecroft Avenue
Twickenham, England TW2 6HR
2 - 5

+44 7448 336618

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BlackStack Labs

5.0 2 reviews

$5,000+

$50 - $99 / hr

10 - 49

London, England

Services provided

60% Blockchain

10% Custom Software Development

10% IT Strategy Consulting +2

10% Web Design

10% Web Development

Focus Areas

30% Smart Contract Development

35% Web3

20% Ethereum Development +1

15% Decentralized Finance

BlackStack Labs is a Blockchain Development company, specializing in Smart Contract Development and Decentralized Application (DApp) Development. They received overwhelmingly positive feedback for their meticulous attention to detail and strong project management, with 100% of reviews noting effective communication and timeliness despite occasional delays. Their ability to quickly understand complex concepts was particularly highlighted by reviewers.

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2 of 2 Blockchain reviews are 5 stars

2 new reviews for Blockchain in past 6 months

$50,000 – $199,999 avg. project cost

Blockchain PROJECT HIGHLIGHT

Custom Software Dev for Cryptocurrency Company
5.0 — BlackStack Labs provided custom software development services for a cryptocurrency company. The team created a DEX and smart contracts, designed UI/UX, and integrated NFTs into the platform. Read more
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Industry Experience

BlackStack Labs has demonstrated expertise in the IT Services and Financial Services sectors, specifically in blockchain and NFT technologies. Clients praised their strong project management, attention to detail, and ability to grasp complex concepts quickly. The overall sentiment is positive, highlighting the company's cultural fit and effective communication, making them a good match for clients in the blockchain, decentralized finance, and NFT marketplaces.
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IT Services Financial services

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Average Project Cost Breakdown

$50,000 to $199,999 (2)

What Clients Have Said
Clients consistently highlight BlackStack Labs' pricing as a strong fit for their budgets, which contributed to their selection of the company. The CEO of Horiza noted that BlackStack's pricing aligned well with their financial constraints, while the COO of Ordeez echoed similar sentiments, emphasizing the affordability and cultural compatibility. Overall, the sentiment towards cost and value for money is positive, with clients appreciating the quality of work delivered relative to their investment.
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Georgia (1) Saint Vincent and the Grenadines (1)

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Erlang Solutions

Not yet reviewed

$10,000+

Undisclosed

50 - 249

London, England

Services provided

10% Blockchain

40% Custom Software Development

20% IT Strategy Consulting +4

10% IoT Development

10% Other Application Development

5% Computer Engineering

5% Mobile App Development

Focus Areas

50% Smart Contract Development

50% Ethereum Development

Erlang Solutions is a software development company. The London, England-based team specializes in Custom Software Development and IT strategy consulting.
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Mitosis Technologies

Not yet reviewed

$10,000+

$25 - $49 / hr

250 - 999

Romford, England

Services provided

20% Blockchain

40% AI Development

20% BI & Big Data Consulting & SI +1

20% Custom Software Development

Focus Areas

50% Smart Contract Development

50% Ethereum Development

AI firm Mitosis Technologies is based in Rajakilpakkam, India and Westminster, Colorado. Founded in 2013, the team provides Artificial Intelligence and Custom Software Development.
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Romford, England

55, Juniper Way,
Romford, England RM3 0XQ
50 - 75

7440037514

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SDNA Tech

Not yet reviewed

$5,000+

$25 - $49 / hr

50 - 249

London, England

Services provided

15% Blockchain

20% AR/VR Development

15% AI Development +4

15% Low/No Code Development

15% Mobile App Development

10% Custom Software Development

10% Web Design

Focus Areas

35% Smart Contract Development

35% Ethereum Development

30% Initial Coin Offering Consulting

Mobile app development firm SDNA Tech is located in London, England. Their services include Mobile App Development and Blockchain.
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Axonian

Not yet reviewed

$5,000+

$50 - $99 / hr

10 - 49

London, England

Services provided

60% Blockchain

40% Mobile App Development

Focus Areas

90% Smart Contract Development

10% Initial Coin Offering Consulting

Founded in 2016, Axonian is a small Blockchain company. Their services include Blockchain and Mobile App Development.
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Dexola

5.0 25 reviews

$10,000+

$50 - $99 / hr

10 - 49

London, England

Services provided

70% Blockchain

30% AI Consulting

Focus Areas

20% Smart Contract Development

20% Ethereum Development

20% Smart Contract Auditing +3

20% Web3

10% Initial Coin Offering Consulting

10% Tokenization

Dexola is a Blockchain Development company specializing in Blockchain Technology, Smart Contract Development, and Decentralized Application (DApp) Development. Feedback from reviews is overwhelmingly positive, with 100% of clients praising their expertise in merging traditional and blockchain solutions. Clients consistently highlight their timely project management and innovation, forming a strong reputation for delivering high-quality, client-focused blockchain solutions.

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Reviews mention Innovative
Dexola has received high praise for its innovative capabilities in integrating advanced technologies such as AI and blockchain across various projects. Clients highlighted their unique ability to merge traditional game development with blockchain elements, resulting in a Play-to-Earn game that set new industry standards. Additionally, Dexola's development of a platform for AI-generated NFTs was noted for its seamless user experience and robust security. Overall, clients expressed strong satisfaction with Dexola's innovative solutions and exceptional project delivery.

Custom NFT Trading Game Dev for Event Mgmt & Mktg Firm

5.0 Sep 13, 2024

We were impressed the most by Dexola’s ability to merge traditional game development with cutting-edge blockchain technology. Their deep understanding of both fields and their commitment to delivering a high-quality product made them stand out. The seamless integration of NFTs and the native token into the gameplay was particularly unique and effective.
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AI & Blockchain Dev for Medical Laser Cutting Company

5.0 Aug 27, 2024

What stood out most about Dexola was their deep expertise in both AI and blockchain technologies, as well as their ability to seamlessly integrate these into our existing systems. Their commitment to security and privacy, coupled with their innovative approach to problem-solving, made them a truly unique partner in this project.
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AI-Generated NFT & Blockchain Platform Dev for Blockchain Co

5.0 Jul 25, 2024

What stood out the most about Dexola was their ability to seamlessly integrate advanced AI models with blockchain technology, creating a unique and innovative platform. Their comprehensive approach to development, from initial setup to ongoing optimization and security, demonstrated a high level of expertise and dedication. Their expertise in integrating AI and blockchain technology, coupled with their excellent project management and responsiveness, made for a seamless and successful project.
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Blockchain & Custom Software Dev & SI for Financial Co

5.0 Jul 25, 2024

What impressed us most about Dexola was their deep understanding of blockchain technology and economic principles. Their innovative approach to developing a deflationary token, combined with their thorough testing and real-time data integration, set them apart.
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Custom Software Dev & UX/UI Design for Web3 Marketing Agency

5.0 Jul 5, 2024

We were impressed by Dexola's ability to deliver innovative solutions, their expertise in blockchain technology, and their commitment to meeting project deadlines.
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9 of 10 Blockchain reviews are 5 stars

8 new reviews for Blockchain in past 6 months

$50,000 – $199,999 avg. project cost

Blockchain PROJECT HIGHLIGHT

NFT Marketplace Development for Pet Database Platform
4.5 — Dexola developed an NFT marketplace for a pet database platform. The team utilized React.js and Node.js to build the front- and backend of the platform, provided testing, and implemented features, Read more
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United Arab Emirates (4) United States (3) France (1) Ukraine (1)

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London, England

1 St Katharine's Way
London, England E1W 1YL
1

+16159752196

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Crypto Developers

Not yet reviewed

$10,000+

$50 - $99 / hr

50 - 249

London, England

Services provided

35% Blockchain

10% Custom Software Development

10% Mobile App Development +7

10% Web Design

10% Web Development

5% AI Development

5% AR/VR Development

5% Digital Strategy

5% Marketing Strategy

5% UX/UI Design

Focus Areas

40% Smart Contract Development

40% Ethereum Development

20% Initial Coin Offering Consulting

Headquartered in London, England, Crypto Developers is a Blockchain company. They offer Blockchain and Web Design and were launched in 2022.
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Electi Consulting

Not yet reviewed

$25,000+

$100 - $149 / hr

10 - 49

London, England

Services provided

30% Blockchain

30% AI Development

10% BI & Big Data Consulting & SI +4

10% Cybersecurity

10% Digital Strategy

5% IT Strategy Consulting

5% Other IT Consulting and SI

Focus Areas

60% Smart Contract Development

30% Ethereum Development

10% Initial Coin Offering Consulting

Electi Consulting is an AI development company. Established in 2017, the team provides Artificial Intelligence and Blockchain. The agency is based in London, England and Λεμεσός, Cyprus.
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Logicful

Not yet reviewed

$1,000+

$100 - $149 / hr

2 - 9

London, England

Services provided

35% Blockchain

30% Web Development

25% Custom Software Development +1

10% Low/No Code Development

Focus Areas

50% Smart Contract Development

25% Ethereum Development

20% Web3 +1

5% Initial Coin Offering Consulting

Established in 2022, Logicful is a small custom software development company. Their services include Custom Software Development and Blockchain.
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Bit index capital

Not yet reviewed

$100,000+

$300+ / hr

250 - 999

London, England

Services provided

20% Blockchain

20% Commercial Financing

15% Business Consulting +4

15% Finance & Accounting Outsourcing (FAO)

10% Financial Consulting

10% Funding & Investment

10% Insurance Law

Focus Areas

30% Smart Contract Development

35% Ethereum Development

35% Initial Coin Offering Consulting

Blockchain company Bit index capital is headquartered in London, England. Their services include Blockchain and Commercial Financing.
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F7A

Not yet reviewed

$10,000+

$25 - $49 / hr

10 - 49

London, England

Services provided

20% Blockchain

25% Custom Software Development

20% Web Development +5

14% Low/No Code Development

10% IT Staff Augmentation

5% Mobile App Development

5% UX/UI Design

1% Web Design

Focus Areas

60% Smart Contract Development

40% Ethereum Development

F7A is a custom software development company. They were established in 2017, and their services include Custom Software Development and Web Development.
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SGC Ventures

Not yet reviewed

$5,000+

$25 - $49 / hr

50 - 249

London, England

Services provided

15% Blockchain

15% Business Consulting

15% E-Commerce Development +5

15% Mobile App Development

10% AR/VR Development

10% Custom Software Development

10% IT Strategy Consulting

10% Web Development

Focus Areas

50% Smart Contract Development

50% Ethereum Development

App development firm SGC Ventures was founded in 2011. The team focuses on Mobile App Development and E-Commerce Development.
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Rehab Agency

Not yet reviewed

$25,000+

Undisclosed

10 - 49

London, England

Services provided

10% Blockchain

15% Business Consulting

15% Digital Strategy +5

15% Product Design

15% UX/UI Design

10% AI Development

10% Branding

10% Market Research

Focus Areas

100% Smart Contract Development

Located in London, England, Rehab Agency is a Digital Strategy company. They offer Digital Strategy and UX/UI Design and were founded in 2005.
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Augment Blockchain

Not yet reviewed

Undisclosed

$50 - $99 / hr

2 - 9

London, England

Services provided

80% Blockchain

20% Blockchain Marketing

Focus Areas

25% Smart Contract Development

25% Initial Coin Offering Consulting

20% Ethereum Development +2

20% Web3

10% Metaverse Development

Augment Blockchain is a London, England-based Blockchain company. They offer Blockchain and Blockchain Marketing.
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InWings LTD

Not yet reviewed

$5,000+

$25 - $49 / hr

2 - 9

London, England

Services provided

60% Blockchain

20% Web Development

10% Custom Software Development +1

10% Low/No Code Development

Focus Areas

40% Smart Contract Development

25% Ethereum Development

25% Web3 +1

10% Initial Coin Offering Consulting

InWings LTD is a small London, England-based Blockchain company. Their services include Blockchain and Custom Software Development.
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Zilliqa

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

London, England

Services provided

100% Blockchain

Focus Areas

100% Smart Contract Development

Zilliqa is a Blockchain company founded in 2018. Located in London, England, the team focuses on Blockchain.
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AgriLedger

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

London, England

Services provided

100% Blockchain

Focus Areas

100% Smart Contract Development

Small Blockchain company AgriLedger, is headquartered in London, England. Their services include Blockchain.
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Tokenovate

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

London, England

Services provided

100% Blockchain

Focus Areas

100% Smart Contract Development

Blockchain company Tokenovate is located in London, England. Established in 2022, the team provides Blockchain.
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Shivacha Technologies

Not yet reviewed

$5,000+

$25 - $49 / hr

50 - 249

London, England

Services provided

70% Blockchain

10% AI Consulting

10% AI Development +1

10% Generative AI

Focus Areas

20% Smart Contract Development

20% Ethereum Development

20% Initial Coin Offering Consulting +2

20% Metaverse Development

20% Web3

Shivacha Technologies, a midsize Blockchain company, is based in Gurugram, India and Dallas, Texas. Their services include Blockchain and Artificial Intelligence.
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London, England

127a Lavender Hill Battersea London
London, England SW11 5QJ
41 - 49

+44-7403684876

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Waterwhip Labs

Not yet reviewed

$5,000+

$100 - $149 / hr

2 - 9

London, England

Services provided

20% Blockchain

50% Web Development

15% Custom Software Development +2

10% Low/No Code Development

5% Search Engine Optimization

Focus Areas

30% Smart Contract Development

35% Web3

30% Ethereum Development +1

5% Initial Coin Offering Consulting

Waterwhip Labs is a web development firm. The team offers Web Development and Custom Software Development, and the company is in London, England.
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Core Devs Ltd

Not yet reviewed

$1,000+

$50 - $99 / hr

10 - 49

London, England

Services provided

30% Blockchain

40% Custom Software Development

10% Mobile App Development +2

10% Other Application Development

10% Web Development

Focus Areas

20% Smart Contract Development

20% Decentralized Finance

20% Ethereum Development +2

20% Tokenization

20% Web3

Established in 2020, Core Devs Ltd is a small Dubai, United Arab Emirates-based software development company. Their team provides Custom Software Development and Blockchain.
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London, England

71-75, Shelton Street, Covent Garden
London, England WC2H 9JQ
10 - 15

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0xLabs.dev

Not yet reviewed

$10,000+

$100 - $149 / hr

2 - 9

London, England

Services provided

100% Blockchain

Focus Areas

20% Smart Contract Development

20% Decentralized Finance

20% Ethereum Development +2

20% Initial Coin Offering Consulting

20% Web3

0xLabs.dev is a Blockchain company. They are headquartered in London, England. Their team offers Blockchain.
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Argent

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

London, England

Services provided

100% Blockchain

Focus Areas

50% Smart Contract Development

50% Ethereum Development

Argent, a Blockchain company, is based in London, England. Their services include Blockchain.
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CargoCoin

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

London, England

Services provided

80% Blockchain

20% Blockchain Marketing

Focus Areas

50% Smart Contract Development

50% Ethereum Development

CargoCoin is a Blockchain company headquartered in London, England. They offer Blockchain and Blockchain Marketing and were launched in 2018.
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Moiotso Limited

Not yet reviewed

$5,000+

$50 - $99 / hr

2 - 9

London, England

Services provided

10% Blockchain

10% Application Testing

10% Custom Software Development +7

10% Digital Strategy

10% E-Commerce Development

10% Graphic Design

10% IT Staff Augmentation

10% Product Design

10% UX/UI Design

10% Web Design

Focus Areas

100% Smart Contract Development

Moiotso Limited is a Digital Strategy company launched in 2017. Headquartered in London, England, the team specializes in Digital Strategy and Web Design.
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Javed Khattak Consulting

Not yet reviewed

$5,000+

$200 - $300 / hr

10 - 49

London, England

Services provided

10% Blockchain

10% Business Consulting

10% Financial Advising & Planning +14

5% Branding

5% Commercial Financing

5% Commercial Property Management

5% Corporate Law

5% Custom Software Development

5% Digital Strategy

5% E-Commerce Development

5% Marketing Strategy

5% Mobile App Development

5% Search Engine Optimization

5% Social Media Marketing

5% UX/UI Design

5% Web Design

5% Web Development

Focus Areas

55% Smart Contract Development

35% Initial Coin Offering Consulting

10% Ethereum Development

Established in 2016, Javed Khattak Consulting is a Blockchain company. Their services include Blockchain and Business Consulting.
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Kodkodkod

Not yet reviewed

$1,000+

$50 - $99 / hr

10 - 49

London, England

Services provided

25% Blockchain

25% E-Commerce Development

25% Mobile App Development +2

15% Web Development

10% AR/VR Development

Focus Areas

35% Smart Contract Development

35% Ethereum Development

15% Web3 +2

10% Metaverse Development

5% Initial Coin Offering Consulting

Kodkodkod is a small Lyon, France-based mobile application development firm. The team focuses on Mobile App Development and E-Commerce Development.
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London, England

4 Ludgate Circus
London, England EC4M 7LF
2 - 5

+447458114833

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Hartley Lab

Not yet reviewed

$25,000+

$50 - $99 / hr

50 - 249

London, England

Services provided

10% Blockchain

16% Low/No Code Development

10% Custom Software Development +15

10% Mobile App Development

10% Web Development

5% Architectural Design

5% E-Commerce Development

5% Enterprise App Modernization

5% IT Staff Augmentation

5% IT Strategy Consulting

3% AI Development

3% Application Management & Support

3% Application Testing

3% Product Design

3% Wearable App Development

2% IoT Development

1% UX/UI Design

1% Web Design

Focus Areas

30% Smart Contract Development

40% Ethereum Development

30% Initial Coin Offering Consulting

Web development firm Hartley Lab is based in Pune, India and Singapore, Singapore. Established in 2011, the team focuses on Web Development and Custom Software Development.
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London, England

Suite 1, central chambers, Ealing
London, England W5 2NT
6 - 9

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E-done

Not yet reviewed

$10,000+

$25 - $49 / hr

10 - 49

London, England

Services provided

15% Blockchain

30% Mobile App Development

10% Application Management & Support +8

10% Enterprise App Modernization

5% Business Consulting

5% E-Commerce Development

5% IT Strategy Consulting

5% Marketing Strategy

5% Product Design

5% UX/UI Design

5% Web Development

Focus Areas

25% Smart Contract Development

50% Ethereum Development

25% Initial Coin Offering Consulting

E-done is an app development firm established in 2017. Based in Zaporizhzhia, Ukraine and New York, New York, the team offers Mobile App Development and Blockchain.
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London, England

237 Pentonville Rd
London, England N1 9NG
2 - 5

+44 20 8133 9197

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Whatdahack?! 👨‍💻🦾 🧠⌚🚀💸🏆

5.0 1 review

$10,000+

$25 - $49 / hr

10 - 49

London, England

Services provided

30% Blockchain

10% AI Development

10% AR/VR Development +6

10% Custom Software Development

10% Low/No Code Development

10% Mobile App Development

10% Web Development

5% Enterprise App Modernization

5% Robotics Process Automation

Focus Areas

15% Smart Contract Development

50% Web3

15% Decentralized Finance +3

10% Tokenization

5% Ethereum Development

5% Metaverse Development

Whatdahack?! 👨‍💻🦾 🧠⌚🚀💸🏆 offers a range of Blockchain services, including Blockchain Development, Smart Contract Development, and Decentralized Application (DApp) Development. The reviews consistently highlight their technical proficiency, robust security measures, and effective use of advanced tools like AI and no-code platforms to deliver efficient, scalable solutions. Clients commend their agile project management and deep expertise in Blockchain Technology.

See all 1 projects

$25,000 Template UI, One smart-contract, No-code FE/BE 📟 $49,900 Template UI, 3+ smart-contracts, No-code FE/BE 🌁 $99,000 Custom UI, No-code/Hybrid, Custom architecture 🧢

Web3 👾 Minimal Viable Product (MVP) development
Looking forward to making your first steps  in creating your own web3 🌌 solution? Whatdahack?! is 14 years of excellence for your next web3, blockchain, crypto, AI, metaverse product. Our solutions in WEB 3.0 technologies: - Blockchain and decentralization - Artificial intelligence - Smart contracts - Edge computing https://whatdahack.is/web
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