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Top Blockchain Companies & Developers in Sofia

Ratings Updated: June 19, 2026
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11 Leaders 15 Contenders

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27 Companies

Country: Bulgaria
City: Sofia

List of the Top Sofia Blockchain Development Companies

  • Featured

    What are Featured Providers?

    RedDuck Logotype

    RedDuck

    5.0 14 reviews
    $5,000+
    $50 - $99 / hr
    10 - 49
    Serves Sofia, Bulgaria

    Services provided

    100% Blockchain

    RedDuck is a blockchain development company specializing in delivering comprehensive blockchain solutions, including smart contract development, distributed ledger technology, and decentralized application (DApp) development. Clients consistently praise their technical precision, proactive communication, and ability to deliver projects on time, with a 100% satisfaction rate highlighted across multiple reviews. Their expertise in blockchain technology and strategic product development is noteworthy.

    See all 14 projects
    5 of 5 Blockchain reviews are 5 stars
    2 new reviews for Blockchain in past 6 months
    $50,000 – $199,999 avg. project cost

    Blockchain PROJECT HIGHLIGHT

    Blockchain Development for FinTech Company

    5.0 — RedDuck developed a DeFi platform for a financial technology company. The team built the client's smart contracts, backend infrastructure, frontend app, user dashboard, landing website, and a Read more
    Read 5 Reviews

    Average Project Cost Breakdown

    $50,000 to $199,999 (5) $10,000 to $49,000 (1)

    What Clients Have Said

    Clients consistently praised RedDuck for offering excellent value for money and fitting within their budgetary constraints. One client noted their 'good value for cost' and another highlighted that their pricing 'fit our budget.' Overall sentiment reflects satisfaction with the company's pricing relative to the quality of services provided, with multiple reviews emphasizing timely delivery and effective project management as key aspects of their positive experience.
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    More responsive than most other service providers

    RedDuck 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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    Germany (1) India (1) South Africa (1) Thailand (1) Ukraine (1) United States (1) England (1)
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  • LimeChain Logotype

    4.9 6 reviews
    $5,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Services provided

    70% Blockchain
    10% Custom Software Development
    10% IT Strategy Consulting +1 service
    10% Mobile App Development

    LimeChain is a Blockchain Development company renowned for its expertise in Smart Contract Development and Decentralized Application (DApp) Development. With a focus on timely, high-quality delivery, 100% of reviews praise their ability to meet project timelines and objectives. Clients commend their innovative approach and alignment with company values, although some mention room for improvement in communication skills among technical members.

    See all 6 projects

    Reviews mention Knowledgeable

    Clients have consistently praised LimeChain's extensive knowledge and expertise in blockchain technology. One client noted that the team 'solved significant problems in the blockchain community' and demonstrated an impressive understanding of smart contracts and ICO development. They provided valuable insights into industry best practices and methodologies, enhancing the client's project outcomes. Overall, the sentiment reflects a strong appreciation for the team’s knowledge, although there is room for improvement in project management.
    • Blockchain Development for Scientific Research Startup
      5.0 Aug 8, 2018

      They’re knowledgeable and have solved significant problems in the blockchain community. For example, LimeChain upgraded a contract we wanted to deploy and made it reversible. In addition, the team flexible, communicative, and friendly.

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    1 of 2 reviews are 5 stars
    2 new reviews for Blockchain services
    $200,000 – $999,999 avg. project cost

    Reviewed 2 times in the past 6 months

    Recent reviews highlight LimeChain's strong performance in delivering complex blockchain solutions with high-quality results and timely execution. Clients appreciated their proactive communication and ability to integrate seamlessly with existing teams. Notable achievements include the successful launch of a staking platform that onboarded over 10,000 users and the deployment of multiple full-stack solutions. However, some feedback pointed to the need for improved English communication skills among technical staff. Overall, sentiment is highly positive regarding LimeChain's capabilities and client alignment.
    Read 2 Recent Reviews

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    Switzerland (2) United States (2) Austria (1) Bulgaria (1)

    Review Rating from Clients

    5.0/5.0

    Quality

    4.5

    Schedule

    4.5

    Cost

    4.0

    Willing to Refer

    5.0

    Sofia-based clients praise LimeChain for their blockchain expertise, especially in smart contracts and ICO development. They delivered secure, functional solutions for scientific blockchain projects, demonstrating flexibility and strong communication. Clients highlight their technical skill and friendly approach, though suggest improvements in project management.
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  • Quanterall Logotype

    5.0 3 reviews
    $50,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Services provided

    30% Blockchain
    30% Custom Software Development
    15% IoT Development +2 services
    15% Web Development
    10% Mobile App Development

    Quanterall is a software development company specializing in blockchain, smart contracts, and financial transaction systems. They are praised for their technical expertise, effective communication, and professionalism, with 100% of reviews mentioning high-quality deliverables and strong project management. Clients value Quanterall's flexibility and ability to integrate advanced technologies into complex projects efficiently.

    See all 3 projects

    Reviews mention Communicative

    Clients have consistently praised Quanterall for their effective communication throughout project execution. For instance, one client highlighted the team's ability to maintain high communication levels through multiple channels, ensuring constant updates and flexibility in response to changing requirements. Another review noted the team's independent operation while effectively integrating with the wider project team, demonstrating a commendable balance between autonomy and collaboration. Overall, the sentiment regarding Quanterall's communicative approach is highly positive.
    • Blockchain Development for IT Services Company
      5.0 Jan 31, 2023

      The Quanterall team worked together, pair programming and supporting each other, and they reported weekly to the Marlowe team meeting, contributing to the overall Marlowe project, as well as receiving feedback from team members. The team were able to work independently, communicating with the wider Marlowe team as and when needed, striking exactly the right balance between autonomy and integration.

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    • Software Integration for Logistics Company
      5.0 Nov 12, 2021

      Communication is at a very high level within the company through several channels allowing our team to be in constant knowledge of the current stage and interfere at any needed moment. Quanterall team acts with flexibility which is appreciated by us as a customer.

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    Average Project Cost Breakdown

    $10,000 to $49,000 (1) $50,000 to $199,999 (1)

    What Clients Have Said

    Quanterall is noted for delivering high-quality solutions that provide good value for money. Clients expressed satisfaction with the cost-effectiveness of their services, with one reviewer highlighting the company's ability to enhance existing systems efficiently. Another emphasized the strong relationship built through talent development, which contributed to the perceived value. Overall, feedback indicates that clients found Quanterall's pricing aligned with the quality of work delivered, reinforcing a positive sentiment regarding their cost and value proposition.
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    Bulgaria (1) Singapore (1) England (1)

    Sofia, Bulgaria

    Boulevard Tsarigradsko Shose 111, Sofia Tech Park, Labs Building
    Sofia, Bulgaria 1784

    76 - 100

    +359 879 411 007

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  • INDUSTRIA Logotype

    5.0 4 reviews
    Undisclosed
    Undisclosed
    10 - 49
    Sofia, Bulgaria

    Services provided

    50% Blockchain
    30% Custom Software Development
    20% UX/UI Design

    INDUSTRIA is a distinguished company specializing in Distributed Ledger Technology and Blockchain Solutions, adept in areas like Smart Contract Development and Decentralized System Development. The feedback is overwhelmingly positive, with 100% of reviewers praising their project management skills and commitment to innovation, highlighting their effective collaboration and cost-effectiveness. INDUSTRIA is commended for their exceptional engineering and realistic approach to complex challenges.

    See all 4 projects
    1 of 1 Blockchain reviews are 5 stars
    $1,000,000 – $9,999,999 avg. project cost

    Blockchain PROJECT HIGHLIGHT

    Blockchain Development for Automation Machinery Company

    5.0 — INDUSTRIA is working on two projects for a virtual economy company. They do blockchain development, building the product from scratch and working collaboratively with the internal team. Read more
    Read 1 Review

    Average Project Cost Breakdown

    $50,000 to $199,999 (2) $1,000,000 to $9,999,999 (1)

    What Clients Have Said

    Clients consistently remark on INDUSTRIA's cost-effectiveness and strong value for money. One client noted that their development costs were included in a £2 million project budget, emphasizing their affordability. Another highlighted that they delivered a product on time and on budget, while also providing additional support beyond the initial agreement. Overall, feedback reflects satisfaction with INDUSTRIA's pricing structure, their commitment to project success, and the quality of service provided.
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    England (2) France (1) United States (1)

    Sofia, Bulgaria

    7-9 Uzundzhovska St.
    Sofia, Bulgaria 1000

    21 - 30

    +359 2 980 37 19

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  • EntroSolutions Logotype

    4.9 7 reviews
    $5,000+
    $50 - $99 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    40% Custom Software Development
    20% E-Commerce Development +3 services
    10% IT Strategy Consulting
    10% Web Design
    10% Web Development

    EntroSolutions is a versatile software development company with a strong focus on web development, custom software solutions, and technical optimization. Across their reviews, 100% of clients commend their professional knowledge, flexibility, and effective communication, with a substantial number highlighting their ability to tailor solutions and adapt to client needs. Their project management is often praised, with timely delivery and a client-centric approach consistently noted.

    See all 7 projects

    Industry Experience

    EntroSolutions has demonstrated expertise across various industries, including Medical, IT Services, Retail, Financial Services, Advertising & Marketing, and Education. Feedback highlights their strengths in website development, SEO, and custom software solutions, with notable client satisfaction regarding communication, professionalism, and timely delivery. Overall sentiment is positive across industries, indicating a strong fit for clients seeking robust digital solutions, particularly in sectors requiring tailored web development and technical support.

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    Select Industry to see insights

    Medical IT Services Retail Financial services Advertising & marketing Education

    Average Project Cost Breakdown

    $10,000 to $49,000 (3) Less than $10,000 (2) $50,000 to $199,999 (1) $200,000 to $999,999 (1)

    What Clients Have Said

    Clients consistently praise EntroSolutions for delivering high-quality work at competitive prices, highlighting their expertise and flexibility. One client noted, 'They were a combination of a good price and expert knowledge!' Another remarked on their ability to provide comprehensive solutions despite budgetary constraints, stating, 'We generally spend $40,000–$50,000 with EntroSolutions per year.' Overall, the sentiment reflects strong satisfaction with the value provided relative to cost.
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    Bulgaria (3) Germany (2) England (2)

    Review Rating from Clients

    5.0/5.0

    Quality

    5.0

    Schedule

    5.0

    Cost

    5.0

    Willing to Refer

    5.0

    Clients in Sofia commend EntroSolutions for their technical excellence in blockchain, web, and app development, including fintech and Shopify solutions. Their professionalism, timely delivery, and collaborative style ensure high-quality results for complex, innovative projects.
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  • hack bg - Blockchain & DLT Solutions Logotype

    5.0 1 review
    $5,000+
    $50 - $99 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    80% Blockchain
    10% Custom Software Development
    5% IT Strategy Consulting +1 service
    5% Other Application Development

    hack bg - Blockchain & DLT Solutions is a specialized firm focusing on blockchain and distributed ledger technology services, particularly in developing secure smart contracts and web3 integrations. Reviews highlight their exceptional project management and high-quality deliverables, with 100% of feedback emphasizing their effective communication and ability to meet deadlines consistently. The team's adaptability and direct client interaction are also notably praised.

    See all 1 projects

    Industry Experience

    Hack bg - Blockchain & DLT Solutions has demonstrated expertise in the Arts, Entertainment, and Music industry, particularly in developing NFT projects. Clients praise their effective communication, timely delivery, and high-quality work, noting robust security measures in smart contracts. The feedback suggests they excel in collaborative environments and adapt well to client needs. Overall, their impact in the NFT space is seen as highly positive, making them a suitable partner for projects requiring blockchain technology and web3 solutions.

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    Select Industry to see insights

    Arts, entertainment & music

    Average Project Cost Breakdown

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

    What Clients Have Said

    Clients have praised hack bg - Blockchain & DLT Solutions for delivering high-quality work on time, indicating strong value for money. One client noted that the team provided exceptional service and security in their blockchain project, leading to a flawless launch. However, there was feedback regarding the initial scope management, suggesting that clearer communication about limitations could enhance project efficiency. Overall, the sentiment reflects satisfaction with the company's cost-effectiveness and the quality of their solutions.
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    Review Rating from Clients

    5.0/5.0

    Quality

    5.0

    Schedule

    4.5

    Cost

    4.0

    Willing to Refer

    5.0

    Based in Sofia, hack bg excels in blockchain and DLT solutions, creating secure NFT smart contracts and web interfaces. Clients commend their reliable, high-standard work, proactive communication, and skilled team, reflecting deep expertise in complex blockchain projects for innovative digital art ventures.
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  • 137 Logotype

    5.0 2 reviews
    $1,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Services provided

    35% Blockchain
    35% Web Development
    15% Custom Software Development +2 services
    10% UX/UI Design
    5% AI Development

    137 is a web design and development company with a strong emphasis on creating visually appealing and functional websites. Their projects often result in enhanced online presence and they are noted for impressing clients with custom design solutions. Feedback is overwhelmingly positive, with 100% of reviewers highlighting their exceptional design skills and responsiveness to client needs.

    See all 2 projects

    Reviews mention High-quality work

    Clients consistently commend 137 for delivering high-quality work, noting impressive design capabilities. One client stated their website is 'the best looking in the local market,' highlighting the aesthetic excellence achieved. Another remarked that 137's design sense enabled them to 'stand out from the competition,' with no need for revisions during the project. Overall, feedback reflects a strong sentiment towards 137's commitment to quality and client satisfaction.
    • Web Dev & Design for Construction Company
      5.0 Mar 12, 2021

      This website in my opinion turned out to be the best looking in the local market. They really try to impress with design if that is what the client needs, but can also make it simple and intuitive. They did everything we wanted.

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    • Website Development for Hunting Preserve
      5.0 Nov 24, 2020

      After launching the website I can say that we are ahead of the competition in terms of online presence. They really have a sense for what design needs to be and what to do to make us stand out from the competition, and they did it in a way that let us not worry about it. Not that I can think of.

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    Industry Experience

    The provider has demonstrated expertise in the Construction and Arts, Entertainment & Music industries. In Construction, they excelled in delivering custom web solutions that enhanced local market presence, receiving positive feedback for their design and SEO services. In the Arts sector, they revitalized outdated websites with responsive designs, significantly improving online visibility. Overall, sentiment is highly positive, highlighting the provider's strengths in design innovation and client collaboration, making them a strong fit for these sectors.

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    Select Industry to see insights

    Construction Arts, entertainment & music

    Average Project Cost Breakdown

    Less than $10,000 (2)

    What Clients Have Said

    Clients have consistently praised the company for offering fair pricing and tailored solutions, highlighting their exceptional design skills. One client noted that 137 provided a 'very custom solution' for their needs, while another remarked on the ability to create a competitive online presence without added stress. Overall, the sentiment indicates strong satisfaction with the value received relative to the cost, with no significant areas for improvement noted.
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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

    In Sofia, 137 delivered tailored web solutions for a construction company, including design, development, and SEO. Clients highlight their ability to create visually appealing, intuitive sites, with strong communication and project management, ensuring client needs were fully met.
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  • SoCyber Logotype

    5.0 13 reviews
    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    10% Application Management & Support
    10% Application Testing +7 services
    10% BI & Big Data Consulting & SI
    10% Corporate Training & Coaching
    10% Cybersecurity
    10% Graphic Design
    10% Public Relations
    10% Social Media Marketing
    10% Web Development

    SoCyber is a cybersecurity company specializing in penetration testing, security audits, and vulnerability assessments. The reviews highlight their professionalism and effective project management, with over 90% of reviews praising their timely delivery and customer-centric approach. Clients appreciate their ability to communicate complex technical information clearly and their commitment to providing tailored solutions, with many noting their proactive collaboration and quality service.

    See all 13 projects

    Reviews mention Detail-oriented

    Clients have highlighted SoCyber's exceptional attention to detail, particularly in their penetration testing services. One client noted that SoCyber's meticulous approach not only identified vulnerabilities but also provided valuable insights tailored to their business needs. Their project management was praised for being highly professional, with consistent on-time delivery and responsiveness to client inquiries. Overall, the sentiment reflects a strong appreciation for SoCyber's commitment to quality and thoroughness in their work.
    • Cybersecurity Services for Software Development Company
      5.0 Aug 13, 2023

      What truly set SoCyber apart was a combination of their exceptional quality of work and their positive, client-centric attitude. The meticulous attention to detail they showed in their penetration testing of our internal ERP system was beyond our expectations. They not only identified and remediated vulnerabilities but also provided insights and recommendations that demonstrated a deep understanding of our business needs and industry standards. Their attitude was equally impressive. Throughout the project, they maintained a proactive, collaborative approach, always eager to understand our unique requirements and to tailor their services accordingly.

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    Industry Experience

    SoCyber has demonstrated strong expertise in the information technology, software, consulting, and financial services sectors. Clients consistently praise their professionalism, efficient project management, and the ability to identify and remediate security vulnerabilities effectively. Positive feedback highlights their thorough penetration testing, regulatory compliance support, and strong communication. Overall, SoCyber is well-suited for companies in these industries, particularly those seeking to enhance cybersecurity measures and ensure compliance with industry standards.

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    Select Industry to see insights

    Information technology Software Consulting Financial services IT Services

    View projects from:

    Bulgaria (8) England (2) United States (1)

    Review Rating from Clients

    5.0/5.0

    Quality

    5.0

    Schedule

    5.0

    Cost

    5.0

    Willing to Refer

    5.0

    Clients in Sofia emphasize SoCyber's strong technical skills in vulnerability assessments, penetration testing, and cybersecurity consulting. Their professional, responsive team consistently delivers detailed reports and actionable insights, successfully managing complex projects in highly regulated environments with a focus on quality and efficiency.
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  • Motion Software Logotype

    5.0 2 reviews
    Undisclosed
    Undisclosed
    50 - 249
    Sofia, Bulgaria

    Services provided

    20% Blockchain
    30% Custom Software Development
    20% Mobile App Development +2 services
    15% IT Staff Augmentation
    15% Web Development

    Motion Software is an IT development company specializing in web and frontend application development, including React and Angular. According to client reviews, 100% of their projects were completed successfully and on time, with clients praising their professionalism and effective collaboration. Additionally, 50% of reviewers highlighted the company's impressive ability to understand specific project needs.

    See all 2 projects

    Reviews mention Understands their clients' needs

    Clients consistently express that Motion Software excels in understanding their specific needs, as highlighted by a Chief People Officer who noted their appreciation for the time taken to comprehend the required tech stack and profile. The overall sentiment is highly positive, with clients reporting successful project outcomes and seamless collaboration, indicating that Motion Software effectively aligns its services with client objectives.
    • Staff Augmentation for IT Company
      5.0 Jan 17, 2022

      We appreciate the time they took to understand what tech stack and specific profile we're looking for.

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    Industry Experience

    Motion Software has demonstrated strong expertise in the IT Services industry, particularly in financial technology and startup development. Clients commend their effective collaboration, professionalism, and timely project completion, particularly in frontend development using frameworks like React and Angular. The overall sentiment is positive, indicating that Motion Software is a reliable partner for projects requiring technical proficiency and a responsive approach across various IT sectors.

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    IT Services

    Average Project Cost Breakdown

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

    What Clients Have Said

    Clients consistently highlight Motion Software's competitive pricing and excellent value for money. One client noted their reputation and work ethic as key factors in their decision, while another praised the company's professionalism and effective collaboration, which contributed to successful project completion on time. Overall, the sentiment reflects satisfaction with the cost relative to the quality of service provided, with no specific areas for improvement mentioned regarding pricing.
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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 Sofia commend Motion Software for their technical expertise in Angular frontend development, especially for complex blockchain platforms. Their proactive communication, dedicated onsite presence, and high professionalism make them a trusted partner for innovative tech solutions.
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  • MENA Software Logotype

    4.8 4 reviews
    $5,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    25% Blockchain
    15% Back Office Outsourcing
    10% BI & Big Data Consulting & SI +5 services
    10% Business Consulting
    10% Custom Software Development
    10% IoT Development
    10% Mobile App Development
    10% Web Development

    MENA Software is a versatile software development company specializing in platform development, blockchain solutions, and app creation. Their services have received overwhelmingly positive feedback, with approximately 100% of clients noting their effective project management and dedication. Clients consistently highlight the company's strong competence, high-quality output, and affordability, with no major areas for improvement suggested.

    See all 4 projects

    Industry Experience

    MENA Software has demonstrated expertise across several industries, including Information Technology, Advertising & Marketing, Gaming, and IT Services. Clients commend their project management effectiveness and technical competence, with particular praise for their ability to deliver high-quality solutions efficiently. Feedback indicates strong satisfaction in software development and design, particularly in blockchain and gaming projects, suggesting they are well-suited for clients in these sectors looking for reliable and innovative technology partners.

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    Information technology Advertising & marketing Gaming IT Services

    Average Project Cost Breakdown

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

    What Clients Have Said

    MENA Software has received positive feedback regarding their overall cost and value for money. Clients highlighted their cost-effective solutions, with one stating that their services were 'affordable' and another noting that they provided 'excellent' service at great prices. Additionally, a client emphasized the team's efficiency and project management, describing them as 'cost-effective' and 'professional.' Overall, clients express high satisfaction with the value received for the investment made.
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    Bulgaria (2) United Arab Emirates (1)

    Review Rating from Clients

    4.8/5.0

    Quality

    5.0

    Schedule

    4.8

    Cost

    5.0

    Willing to Refer

    4.8

    Clients in Sofia highlight MENA Software’s proficiency in software development, blockchain projects, and quality assurance. They value the team's dedication, technical skill, and seamless workflow, resulting in successful, innovative solutions tailored to their business needs.
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  • Generic Soft Logotype

    5.0 11 reviews
    $10,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    15% Blockchain
    30% Custom Software Development
    30% Web Development +3 services
    10% AI Development
    10% Mobile App Development
    5% IoT Development

    Generic Soft is a specialized software development company with a focus on Blockchain Technology and Distributed Ledger Development. Reviews highlight their expertise in delivering Blockchain Solutions with 100% positive feedback on communication efficiency and project management. Clients appreciate their proactive attitude and ability to meet deadlines, with approximately 90% noting alignment with company values and cost-effectiveness.

    See all 11 projects

    Average Project Cost Breakdown

    $200,000 to $999,999 (3) Less than $10,000 (2)

    What Clients Have Said

    Generic Soft is consistently praised for its competitive pricing and overall value for money. Clients have noted that the pricing aligns well with their budgets, with one stating it offered 'good value for cost.' Another client emphasized the company's commitment to delivering quality within budget constraints, highlighting successful outcomes and timely deliverables. Overall, the sentiment reflects satisfaction with the cost-effectiveness of their services, reinforcing their reputation as a reliable partner.
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    Bulgaria (6) England (2) Norway (1)
    1 of 1 Sofia-based review is 5 stars
    Unknown avg. project cost for Blockchain services in Sofia

    Sofia-based Blockchain project highlight

    NFT Marketplace Dev for Boutique Software Development Agency

    5.0 — Generic Soft is developing an NFT marketplace for a boutique software development agency. The team is utilizing React.js to build the frontend and integrate Web3 wallet capabilities. Read more
    Read Similar Reviews

    Review Rating from Clients

    5.0/5.0

    Quality

    4.9

    Schedule

    4.8

    Cost

    4.8

    Willing to Refer

    5.0

    Sofia-based clients praise Generic Soft for their versatile expertise in custom software, web development, and blockchain solutions. They highlight professional communication, timely delivery, and a strong cultural fit, successfully handling complex projects like NFT marketplaces, monitoring systems, and full-stack applications with high-quality results.
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  • Smarch Logotype

    5.0 2 reviews
    $5,000+
    $100 - $149 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    30% Custom Software Development
    30% Web Development +2 services
    20% Mobile App Development
    10% UX/UI Design

    Smarch is a versatile technology company specializing in custom Shopify integrations and AI product recommendations. The company is highly praised for its quick execution and effective communication, managing to achieve results that others deemed impossible. With 100% positive reviews, clients emphasize Smarch's speed and attention to detail, with a notable 10% increase in average order value for one client.

    See all 2 projects

    Reviews mention Detail-oriented

    Clients have consistently praised Smarch for their detail-oriented approach, highlighting their thorough investigation into project feasibility that other firms deemed impossible. One client specifically noted, 'Their attention to detail and their comforting approach' as a standout quality. Overall, the sentiment reflects a strong appreciation for Smarch's meticulousness and commitment to delivering high-quality results in a timely manner.
    • E-Commerce Development for Coffee E-Retailer
      5.0 Nov 24, 2020

      The most impressive aspect of the company is their attention to detail and their comforting approach. This attribute ensures that all aspects of the project are thoroughly considered and meticulously executed, contributing to the overall success of the deliverables.

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    Industry Experience

    Smarch has demonstrated expertise primarily in the IT Services and Advertising & Marketing industries. Clients praised their custom solutions, particularly for subscription management and AI product recommendations, noting outstanding service and efficient project execution. Positive feedback highlighted their attention to detail and effective communication. Overall sentiment is highly favorable, indicating that potential clients in these sectors can expect strong support and impactful results from Smarch's services.

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    Select Industry to see insights

    IT Services Advertising & marketing

    Average Project Cost Breakdown

    Less than $10,000 (2)

    What Clients Have Said

    Clients consistently commend Smarch for delivering exceptional value relative to their costs. One client highlighted achieving a 10% increase in average order value within a month, attributing this success to Smarch’s efficient solutions. Another client praised their ability to complete complex tasks that others deemed impossible, all while maintaining a reasonable timeline. Overall, feedback reflects strong satisfaction with cost-effectiveness and the quality of service provided.
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    Denmark (1) Sweden (1)
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  • WeiChain Tech Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    50% Blockchain
    25% Mobile App Development
    25% Web Development

    WeiChain Tech is a Blockchain company. The agency is based in Singapore, Singapore and Sofia, Bulgaria. Their services include Blockchain and Web Development.

    Read more

    Sofia, Bulgaria

    ulitsa "Oborishte" 5b
    Sofia, Bulgaria 1504

    10 - 15

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  • Infinite X Logotype

    Not yet reviewed

    $10,000+
    Undisclosed
    2 - 9
    Sofia, Bulgaria

    Services provided

    100% Blockchain

    Infinite X is a small Blockchain company. They focus on Blockchain and were founded in 2017.

    Read more
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  • Fusion Software Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    50% Blockchain
    50% Custom Software Development

    Established in 2016, Fusion Software is a small custom software development firm and Blockchain company headquartered in Sofia, Bulgaria. Their team offers Custom Software Development and

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  • GlobalizeIT Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    30% Blockchain
    40% Web Development
    30% Custom Software Development

    GlobalizeIT, a web development company, is in Sofia, Bulgaria and Sofia, Bulgaria. They focus on Web Development and Custom Software Development and were founded in 2018.

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  • Codexio Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    20% Blockchain
    40% Web Development
    20% IT Strategy Consulting +1 service
    20% Mobile App Development

    Web development company Codexio was founded in 2017. In Sofia, Bulgaria, the team provides Web Development and Blockchain.

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  • ST6 Logotype

    Not yet reviewed

    $25,000+
    $100 - $149 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    20% Blockchain
    45% Web Development
    25% Mobile App Development +2 services
    5% Custom Software Development
    5% Enterprise App Modernization

    ST6, a web development firm, was founded in 2017. The firm specializes in Web Development and Mobile App Development.

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  • WispSoft Logotype

    Not yet reviewed

    $50,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Services provided

    30% Blockchain
    30% Custom Software Development
    20% CRM Consulting and SI +1 service
    20% ERP Consulting and SI

    Launched in 2021, WispSoft is a software development company. Based in Sofia, Bulgaria, the team focuses on Custom Software Development and Blockchain.

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  • Evolves Tech Logotype

    5.0 2 reviews
    $1,000+
    < $25 / hr
    50 - 249
    Sofia, Bulgaria

    Services provided

    15% Blockchain
    25% Custom Software Development
    20% Digital Strategy +3 services
    15% Blockchain Marketing
    15% Web Development
    10% Affiliate Marketing

    Evolves Tech offers services in SEO optimization and online advertising, focusing on platforms such as Facebook and Google. Feedback from clients highlights their ability to deliver projects on time with great service, contributing to increased sales. However, suggestions for improvement include enhancing communication throughout the project.

    See all 2 projects

    More responsive than most other service providers

    Evolves Tech 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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  • QaiWare Logotype

    Not yet reviewed

    $25,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    10% API Development
    10% Application Management & Support +7 services
    10% Custom Software Development
    10% Enterprise App Modernization
    10% IT Managed Services
    10% IT Strategy Consulting
    10% Mobile App Development
    10% Other Application Development
    10% Web Development

    QaiWare, an IT strategy consulting company, is based in Sofia, Bulgaria and Frankfurt am Main, Germany. The team offers IT strategy consulting and IT managed services.

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  • Brave IT Consulting Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    10% Business Consulting
    10% Custom Software Development +8 services
    10% E-Commerce Development
    10% Enterprise App Modernization
    10% IT Strategy Consulting
    10% Mobile App Development
    10% Other Application Development
    10% Web Development
    5% AI Development
    5% IoT Development

    Brave IT Consulting is a midsize custom software development firm. Established in 2019, the team specializes in Custom Software Development and Enterprise App Modernization.

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  • NCB Ltd Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    30% Custom Software Development
    30% Web Development +2 services
    20% Application Testing
    10% IoT Development

    Founded in 2013, NCB Ltd is a software development firm. Their team offers Custom Software Development and Web Development.

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  • AboveDev Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    60% Web Development
    30% AI Development

    AboveDev is a web development firm founded in 2021. Based in Sofia, Bulgaria, the team focuses on Web Development and Artificial Intelligence.

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  • WebKings Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    2 - 9
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    30% E-Commerce Development
    30% Web Development +3 services
    10% Custom Software Development
    10% Low/No Code Development
    10% Mobile App Development

    WebKings is a small website development company. Founded in 2020, the team specializes in Web Development and E-Commerce Development.

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  • STARTEDIO Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Services provided

    10% Blockchain
    60% Web Development
    30% Mobile App Development

    Website development company STARTEDIO is located in Sofia, Bulgaria. Their services include Web Development and Mobile App Development.

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  • Softrix Logotype

    5.0 1 review
    $5,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Services provided

    20% Blockchain
    20% AI Development
    20% Graphic Design +2 services
    20% Mobile App Development
    20% Web Development

    At Softrix, we build intelligent digital solutions that help businesses innovate, automate, and scale with confidence. We’re a software development and AI integration

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  • Omicron Blockchain Solutions Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Sofia, Bulgaria

    Services provided

    100% Blockchain

    Small Blockchain company Omicron Blockchain Solutions, is based in Sofia, Bulgaria. Their services include Blockchain.

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Clutch Leaders Matrix

Rollover to see company insights or click a company below for more details.

1 LimeChain
2 Quanterall
3 INDUSTRIA
4 EntroSolutions
5 hack bg - Blockchain & DLT Solutions
6 137
7 SoCyber
8 Motion Software
9 MENA Software
10 Generic Soft
11 Smarch

List of the Top 11 Sofia Blockchain Development Companies

  1. LimeChain Logotype

    LimeChain

    $5,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Ability to deliver

    32.4/40.0
    17/20 Reviews
    8.7/10 Clients & Experience
    6.7/10 Market Presence

    Service focus

    70% Blockchain
    30% Other
    View Profile Visit Website
  2. Quanterall Logotype

    Quanterall

    $50,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Ability to deliver

    33.5/40.0
    16.2/20 Reviews
    10/10 Clients & Experience
    7.2/10 Market Presence

    Service focus

    30% Blockchain
    70% Other
    View Profile Visit Website
  3. INDUSTRIA Logotype

    INDUSTRIA

    Undisclosed
    Undisclosed
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    27.4/40.0
    16.2/20 Reviews
    5.7/10 Clients & Experience
    5.5/10 Market Presence

    Service focus

    50% Blockchain
    50% Other
    View Profile Visit Website
  4. EntroSolutions Logotype

    EntroSolutions

    $5,000+
    $50 - $99 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    31.3/40.0
    16/20 Reviews
    9.6/10 Clients & Experience
    5.7/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  5. hack bg - Blockchain & DLT Solutions Logotype

    hack bg - Blockchain & DLT Solutions

    $5,000+
    $50 - $99 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    21.5/40.0
    16.2/20 Reviews
    0/10 Clients & Experience
    5.3/10 Market Presence

    Service focus

    80% Blockchain
    20% Other
    View Profile Visit Website
  6. 137 Logotype

    137

    $1,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    22.2/40.0
    16.2/20 Reviews
    1.4/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    35% Blockchain
    65% Other
    View Profile Visit Website
  7. SoCyber Logotype

    SoCyber

    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    24.3/40.0
    16.4/20 Reviews
    2.3/10 Clients & Experience
    5.7/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  8. Motion Software Logotype

    Motion Software

    Undisclosed
    Undisclosed
    50 - 249
    Sofia, Bulgaria

    Ability to deliver

    21.5/40.0
    16.2/20 Reviews
    0/10 Clients & Experience
    5.3/10 Market Presence

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website
  9. MENA Software Logotype

    MENA Software

    $5,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    20.8/40.0
    15.6/20 Reviews
    0/10 Clients & Experience
    5.2/10 Market Presence

    Service focus

    25% Blockchain
    75% Other
    View Profile Visit Website
  10. Generic Soft Logotype

    Generic Soft

    $10,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    21.2/40.0
    16.6/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    15% Blockchain
    85% Other
    View Profile Visit Website
  11. Smarch Logotype

    Smarch

    $5,000+
    $100 - $149 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    21.1/40.0
    16.2/20 Reviews
    0/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  12. WeiChain Tech Logotype

    WeiChain Tech

    $5,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    10/40.0
    0/20 Reviews
    5.1/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    50% Blockchain
    50% Other
    View Profile Visit Website
  13. Infinite X Logotype

    Infinite X

    $10,000+
    Undisclosed
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    6.5/40.0
    0/20 Reviews
    1.2/10 Clients & Experience
    5.3/10 Market Presence

    Service focus

    100% Blockchain
    View Profile Visit Website
  14. Fusion Software Logotype

    Fusion Software

    $10,000+
    $50 - $99 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    50% Blockchain
    50% Other
    View Profile Visit Website
  15. GlobalizeIT Logotype

    GlobalizeIT

    $5,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    4.6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    30% Blockchain
    70% Other
    View Profile Visit Website
  16. Codexio Logotype

    Codexio

    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    5.8/40.0
    0/20 Reviews
    1.2/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website
  17. ST6 Logotype

    ST6

    $25,000+
    $100 - $149 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    5.5/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.5/10 Market Presence

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website
  18. WispSoft Logotype

    WispSoft

    $50,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    30% Blockchain
    70% Other
    View Profile Visit Website
  19. Evolves Tech Logotype

    Evolves Tech

    $1,000+
    < $25 / hr
    50 - 249
    Sofia, Bulgaria

    Ability to deliver

    4.6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    15% Blockchain
    85% Other
    View Profile Visit Website
  20. QaiWare Logotype

    QaiWare

    $25,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    5.2/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.2/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  21. Brave IT Consulting Logotype

    Brave IT Consulting

    $1,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Ability to deliver

    4.6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  22. NCB Ltd Logotype

    NCB Ltd

    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    4.6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  23. AboveDev Logotype

    AboveDev

    $5,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  24. WebKings Logotype

    WebKings

    $1,000+
    $25 - $49 / hr
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  25. STARTEDIO Logotype

    STARTEDIO

    $10,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  26. Softrix Logotype

    Softrix

    $5,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website

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