Top Blockchain Companies & Developers in Johannesburg
10 Companies
List of the Top Johannesburg Blockchain Development Companies
Sponsored
-
Featured
What are Featured Providers?
$25,000+$50 - $99 / hr10 - 49Serves Johannesburg, South AfricaServices provided
70% Blockchain30% Custom Software DevelopmentSee all 18 projectsNextrope is a Blockchain Development company specializing in Blockchain Solutions, Smart Contract Development, and Crypto Application Development. All reviews highlight their proactive approach, adaptability, and strong sense of ownership, with 100% positive feedback on their ability to align technological and business strategies effectively. Their expertise contributed to a 60% reduction in manual work and faster investment processes.
Reviews mention Adaptable
The overall sentiment regarding Nextrope's adaptability is highly positive. Clients noted their impressive agility in responding to evolving project requirements, with one CEO highlighting the team's commitment to understanding broader business contexts. They provided timely updates and implemented changes swiftly after alignment calls, demonstrating flexibility and a proactive approach throughout the project's lifecycle. This adaptability significantly contributed to the overall success of the engagement, aligning with the client's evolving business model and product vision.-
Blockchain Platform Dev for Real Estate Investment Platform
5.0 Dec 5, 2025Whenever new requirements emerged even if they went beyond the original scope, the team responded quickly, responsibly, and with genuine commitment. Our business model and product vision evolved throughout the project, yet Nextrope consistently adapted to these changes with impressive agility. Many updates were implemented ad hoc, often directly after a short alignment call.
Read Full Review
Was this helpful?
1 of 1 reviews is 5 stars1 new review for Blockchain services$10,000 – $49,000 avg. project costRead 1 Recent ReviewReviewed 1 time in the past 6 months
Recent reviews for Nextrope reflect a strong overall sentiment, highlighting their proactive and adaptable approach in project execution. Clients commend the team's commitment and ownership, particularly in developing a secure blockchain-based real estate platform that significantly reduced manual processes and ensured compliance with EU standards. Notably, one client appreciated Nextrope's ability to respond swiftly to evolving requirements, suggesting a high level of flexibility and understanding of business needs. Minor areas for improvement were noted, but overall feedback remains highly positive.Was this helpful?
1 of 1 Blockchain reviews are 5 stars1 new review for Blockchain in past 6 months$10,000 – $49,000 avg. project costRead 1 ReviewBlockchain PROJECT HIGHLIGHT
Blockchain Platform Dev for Real Estate Investment Platform
5.0 — Nextrope developed a blockchain-based real estate tokenization platform for a real estate investment platform. The team designed the system's core architecture and developed the front- and backend. Read moreWas this helpful?
View projects from:
Was this helpful?
$10,000+$50 - $99 / hr10 - 49Serves Johannesburg, South AfricaServices provided
100% BlockchainSee all 13 projectsRedDuck 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.
Reviews mention Experienced
Clients express a highly positive sentiment regarding RedDuck's expertise and project management. One client highlighted their 'excellent project management' and 'quick response to questions,' noting the team's 'very good experience' and understanding of development needs. The ability to implement complex functionalities like multi-chain interoperability and integrated swaps was particularly praised, with overall satisfaction indicating RedDuck's strong fit for technical projects.-
Smart Contract Development for Blockchain Company
5.0 May 17, 2023Mark and his team delivered an impeccable experience and deliverable product in extremely timely manner. These guys were the best! Smart and efficient they brought great ideas to make our product even better! I highly recommend and will certainly be working with them again.
Read Full Review -
Cryptocurrency & Blockchain Dev for Asset Tokenization Co
5.0 Apr 21, 2025The extremely good understanding of our development wishes, as well as the very good experience of the team in all matters, stood out.
Read Full Review
Was this helpful?
Industry Experience
RedDuck demonstrates significant expertise in the Financial Services, Gaming, and Logistics industries, with strong feedback highlighting their proficiency in blockchain development, smart contracts, and project management. Clients praised their ability to deliver secure, efficient solutions tailored to complex requirements, particularly in DeFi and tokenization projects. Overall sentiment is highly positive, particularly within Financial Services, where they are recognized for their innovative approaches and strategic insights, making them a suitable partner for companies in these sectors.
Read All ReviewsSelect Industry to see insights
Financial services Other Industry Logistics & Supply Chain GamingWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat 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.Was this helpful?
View projects from:
Was this helpful?
$25,000+$25 - $49 / hr50 - 249Serves Johannesburg, South AfricaServices provided
40% Blockchain20% Mobile App Development20% Web Development +2 services10% Custom Software Development10% IT Strategy ConsultingSee all 33 projectsTech 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.
Reviews mention Professional
Clients consistently commend Tech Alchemy for their professionalism throughout project execution. One client noted their 'attention to detail' and 'constant communication,' which facilitated a seamless workflow. Another highlighted their 'quick communication' and 'good customer service' as standout qualities. Overall, the sentiment surrounding professionalism is overwhelmingly positive, with multiple clients expressing satisfaction and identifying no areas for improvement.-
Blockchain Integration for B2B Entertainment Platform
5.0 Jul 7, 2022Tech Alchemy is very hands-on, and they consistently update me on the entire project's progress at all times. We like how Tech Alchemy is made up of young professionals worldwide. They’re a solid team with excellent synergy, and they’ve merged well into the project.
Read Full Review -
Blockchain Multisig App for B2B Software Company
5.0 Nov 23, 2021Their professionalism, creativity and knowledge around our core issue as well as their attention to detail in the project process. Constant communication in Slack and weekly update calls.
Read Full Review -
Custom Software Dev for White Label Solutions Provider
5.0 Oct 28, 2020The solution was created from scratch within 3 months and delivered in a timely and professional manner. Constant communication is so helpful as a client as it enables us to know exactly what is going on at all times. Delivering to a timeline is also crucial when coordinating with other elements of our sales team.
Read Full Review -
Website Redesign for Management Software Company
5.0 Sep 29, 2020They developed an extremely professional, modern site that is incredibly easy to update with the CRM they setup in Webflow. If there were any delays, they let us know ahead of time so we could plan appropriately and were very vocal throughout the entire process.
Read Full Review -
Website Dev for Gardening Company
5.0 Feb 15, 2020The most impressive thing I found was they were very professional, quick in communication, and good customer service. They were very effective and they have finished the website one week before the deadline.
Read Full Review
Was this helpful?
1 of 1 reviews is 5 starsUnknown avg. project costRead 1 Recent ReviewReviewed 1 time in the past 6 months
Recent reviews of Tech Alchemy reflect a strong positive sentiment, highlighting their exceptional understanding of product vision and innovative use of AI. Clients commend their timely delivery and ability to navigate complex challenges, with one stating, "Tech Alchemy are best in class at understanding a product vision." The commitment to quality and relationship-building was noted as a key strength, with a suggestion for improvement being to clone their exceptional team members.Was this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Tech Alchemy is widely regarded for delivering strong value for money, with many clients praising their competitive pricing. A CEO noted that Tech Alchemy's pricing fit their budget while maintaining high quality, and a COO highlighted the company's ability to provide exceptional service without exceeding initial budgets. Overall, clients expressed satisfaction with the cost-effectiveness of their projects, often remarking on the impressive outcomes relative to their investment.Was this helpful?
View projects from:
Was this helpful?
-
-
$10,000+$25 - $49 / hr50 - 249Johannesburg, South Africa
Services provided
20% Blockchain20% AI Consulting20% Generative AI +4 services10% AI Development10% AR/VR Development10% Event Management10% Low/No Code DevelopmentSee all 9 projectsCodiste - A Blockchain and AI Development Company specializes in Blockchain Development, Smart Contract Development, and Decentralized Application (DApp) Development. Reviewers consistently highlight their exceptional project management, responsiveness, and ability to meet deadlines. Clients praise the team's expertise and the flawless execution of projects, particularly in the realm of NFT collections and blockchain technology.
Reviews mention Knowledgeable
Clients consistently highlight Codiste’s extensive knowledge and expertise in blockchain and AI development. One client noted that their decision to choose Codiste was primarily influenced by the team's knowledge and problem-solving attitude. Additionally, feedback emphasized the team's ability to provide insightful solutions during the initial brainstorming sessions, showcasing their strong grasp of technology and architecture. Overall, the sentiment regarding their knowledge is overwhelmingly positive, with clients appreciating their professionalism and responsiveness.-
App Dev for Real Estate Investment Platform
5.0 Jan 19, 2023Nishant and his team are very knowledgeable yet humble. They respond in a timely manner and are always available even on weekends.
Read Full Review
Was this helpful?
View projects from:
Was this helpful?
See All Locations (3)Johannesburg, South Africa
1 Galway Road
Johannesburg, South Africa 212210 - 15
+27 60 976 6525
Was this helpful?
Review Rating from Clients
4.8/5.0
Quality
5.0
Schedule
5.0
Cost
4.8
Willing to Refer
5.0
Johannesburg-based clients praise Codiste for their expertise in mobile and web app development, including health and music platforms. They deliver on time, with excellent communication and technical skills, handling complex projects like Flutter apps and AI integrations with high quality and flexibility.Read Local ReviewsWas this helpful?
-
-
Undisclosed< $25 / hr50 - 249Sandton, South Africa
Services provided
12% Blockchain16% Custom Software Development12% Application Testing +5 services12% E-Commerce Development12% Enterprise App Modernization12% Mobile App Development12% Other Application Development12% Web DevelopmentSee all 1 projectsKB Consulting is a bespoke web application development company specializing in advanced systems with Business Intelligence reporting. They received 100% positive feedback for their efficient project management and remarkable turnaround time, with clients highlighting cost-effectiveness as a significant benefit. All reviewers indicated satisfaction with no areas for improvement mentioned.
Industry Experience
KB Consulting has received positive feedback primarily within the Advertising & Marketing industry. Clients have highlighted their expertise in bespoke web application development and Business Intelligence reporting integration. Their strengths include effective project management with a focus on timely delivery and cost efficiency. Overall sentiment reflects satisfaction with their collaborative approach and the successful implementation of systems that cater to diverse user bases, making them a strong fit for companies seeking innovative tech solutions in this sector.
Read All ReviewsSelect Industry to see insights
Advertising & marketingWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients have noted that KB Consulting offers significant value for money, with one Operations Manager highlighting the 'huge benefit' of their cost structure. The company's efficient turnaround time further enhances their appeal, making them a favorable choice for bespoke development projects. Overall, the sentiment regarding pricing and value is positive, indicating that clients feel they receive quality service relative to the financial investment.Was this helpful?
Review Rating from Clients
5.0/5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
Johannesburg-based clients praise KB Consulting for their expertise in bespoke Laravel web applications and Business Intelligence integration. They delivered a complex knowledge base system supporting over 50 users, with impressive turnaround times and cost efficiency, demonstrating strong project management and technical skills.Read Local ReviewsWas this helpful?
-
$10,000+$50 - $99 / hr10 - 49Sandton, South Africa
Services provided
10% Blockchain30% Custom Software Development20% Mobile App Development +3 services20% Web Development10% Enterprise App Modernization10% IoT DevelopmentSee all 2 projectsAppstrax Technology is a software development company that specializes in building end-to-end web and mobile applications. Their clients consistently praise their professionalism and capacity to understand business visions, with 100% of reviews highlighting their flexibility and solid backend capabilities. While there are minor areas for improvement, such as clearer timeline expectations, they are highly regarded for their seamless project management and customer-focused approach.
Reviews mention Understands their clients' needs
Clients consistently praise Appstrax Technology for their deep understanding of business needs and effective communication. One client noted their professionalism and commitment to grasping the client's vision, which facilitated a seamless project delivery. The personalized approach, with a dedicated point of contact, further enhanced client satisfaction. However, there was a suggestion for clearer timeline expectations at the outset. Overall, the sentiment reflects a strong alignment with client objectives.-
Website Dev for Digital Inspiration Portal
5.0 Jul 7, 2020Their professionalism and the fact that they care to understand our business and vision and find a seamless way to deliver that in a platform.
Read Full Review
Was this helpful?
Industry Experience
Appstrax Technology has garnered positive feedback across diverse industries, notably in Education and IT Services. In Education, clients highlighted their professionalism and ability to create impactful digital platforms, enhancing engagement and operational efficiency. In IT Services, their expertise in mobile app development, particularly for startups, was praised for flexibility and backend reliability, making them suitable for tech-driven projects. Overall, Appstrax is well-regarded for understanding client visions and delivering tailored solutions, making them a strong candidate for educational and technology-focused initiatives.
Read All ReviewsSelect Industry to see insights
Education IT ServicesWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Appstrax Technology has received positive feedback regarding their cost-effectiveness and overall value. Clients noted that the investment, such as the approximately $30,000 spent for a mobile app, yielded satisfactory results and met project goals. One client emphasized the flexibility and professionalism of the team, stating that they delivered a product that exceeded expectations. However, there were mentions of needing clearer timelines at the outset, indicating potential areas for improvement in communication regarding costs and project duration.Was this helpful?
-
-
$10,000+$25 - $49 / hr10 - 49Sandton, South Africa
Services provided
10% Blockchain20% ERP Consulting and SI15% BI & Big Data Consulting & SI +4 services15% IT Strategy Consulting15% Mobile App Development15% Web Development10% AI DevelopmentSmall ERP consulting and SI company DIGITECH AFRICA LTD, is located in Victoria, Seychelles and Abidjan, Côte d'Ivoire. Their services include ERP consulting and SI and BI & big data consulting &
Read moreSee All Locations (3)Sandton, South Africa
Michelangelo Towers, Sandton , JHB, Gauteng
Sandton, South Africa 21462 - 5
Was this helpful?
-
$5,000+$50 - $99 / hr10 - 49Johannesburg, South Africa
Services provided
10% Blockchain20% AI Development20% E-Commerce Development +4 services20% Mobile App Development16% Application Testing10% Web Design4% IoT DevelopmentExelia Technologies is a small application development firm. They specialize in Mobile App Development and E-Commerce Development and were established in 2013.
Read moreSee All Locations (2)Johannesburg, South Africa
3 Oakmont Close, The Glades
Johannesburg, South Africa 20552 - 5
0027(0)82907629
Was this helpful?
-
UndisclosedUndisclosed2 - 9Midrand, South Africa
Services provided
40% Blockchain30% Blockchain Marketing30% Digital Asset ManagementAtlegang Digital Assets is a Blockchain company established in 2020. The team provides Blockchain and Blockchain Marketing.
Read more -
$1,000+$100 - $149 / hr2 - 9Benoni, South Africa
Services provided
10% Blockchain15% BI & Big Data Consulting & SI15% Cloud Consulting & SI +6 services10% AI Development10% Custom Software Development10% Cybersecurity10% IoT Development10% UX/UI Design10% Web DesignDevExec is a big data analytics company in Benoni, South Africa. They focus on BI & big data consulting & SI and cloud consulting & SI and were established in 2004.
Read more -
$1,000+$25 - $49 / hr250 - 999Centurion, South Africa
Services provided
10% Blockchain35% AI Development15% Mobile App Development +4 services10% DevOps Managed Services10% IoT Development10% Search Engine Optimization10% Web DevelopmentSee all 20 projectsMobiloitte is a technology company specializing in Blockchain Development, AI integration, and mobile app creation. Across reviews, 100% of clients expressed satisfaction, highlighting their innovative Blockchain Solutions and excellent project management. Approximately 40% noted the need for improved initial communication, but Mobiloitte's tailored approach and timely delivery were consistently praised.
0 of 1 reviews is 5 stars$200,000 – $999,999 avg. project costRead 1 Recent ReviewReviewed 1 time in the past 6 months
Recent reviews for Mobiloitte reflect a positive sentiment, highlighting their exceptional ability to translate complex requirements into actionable deliverables. A client from Lands & Homes praised their work on developing a robust proptech platform, noting timely project delivery and effective communication. The team’s expertise in backend services, API integration, and user interface design significantly enhanced the client's operational readiness. Overall, clients express satisfaction with Mobiloitte's performance, with no suggested areas for improvement.Was this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Overall, client feedback regarding Mobiloitte's cost and value for money is mixed. While some clients noted that their pricing fit within budget and offered good value, others expressed dissatisfaction with the overall quality relative to the costs incurred. For instance, one client appreciated Mobiloitte's pricing alignment with their budget and highlighted the good value for the cost. Conversely, another client remarked that although Mobiloitte was not the cheapest option, they faced issues with project management and deliverables, leading to a negative perception of value.Was this helpful?
$4,000 Startup Small Business-Starter $100,000 Medium Size Business- Growth $150,000 Enterprises Large Business -EnterpriseView PackagesCustom Blockchain Development Services
Mobiloitte provides a wide range of blockchain solutions, including AI-powered blockchain, public and private blockchain development, hybrid blockchain solutions, decentralized finance (DeFi) platforms, NFT marketplaces, crypto exchange development, and decentralized applications (DApps). We also specialize in tokenization, smart contract audit.Was this helpful?
See All Locations (7)Centurion, South Africa
8 Ashwood Drive, Centurion 0185, South Africa
Centurion, South Africa 018576 - 100
+1 7816706589
Was this helpful?
-
UndisclosedUndisclosed50 - 249Johannesburg, South Africa
Services provided
10% Blockchain20% AI Development20% IoT Development +4 services20% Robotics Process Automation10% BI & Big Data Consulting & SI10% Cybersecurity10% DevOps Managed ServicesInfyStrat Software Services is an IoT development company. The Santa Clarita, California-based agency was established in 2015. Their services include IoT development and Artificial Intelligence.
Read moreSee All Locations (2)Johannesburg, South Africa
14, Eglin Road, Sunninghill, Sandton
Johannesburg, South Africa 219131 - 40
Was this helpful?
-
UndisclosedUndisclosed10 - 49Johannesburg, South Africa
Services provided
100% BlockchainMothore Foundry is a Blockchain company in Denver, Colorado and Johannesburg, South Africa. They provide Blockchain.
Read moreSee All Locations (2)Johannesburg, South Africa
16 Main RdMelville,
Johannesburg, South Africa 2109+1 (720) 778-1089
Was this helpful?
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My MatchesTell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
Rollover to see company insights or click a company below for more details.
A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size.
By using verified reviews, focused service details, and real project data, the Leaders Matrix highlights companies that consistently deliver and stand out from the rest. Each company’s position is based on how well they focus on a service area and how consistently they deliver results, helping you make informed, confident decisions. Learn More
Focus (x-axis)
Focus accounts for a company’s specialization within a certain service.
Ability to Deliver (y-axis)
Ability to Deliver considers three criteria:
- Client feedback and reviews
- Work experience and previous projects
- Market presence and reputation in the industry
List of the Top 3 Johannesburg Blockchain Development Companies
-
$10,000+$25 - $49 / hr50 - 249Johannesburg, South Africa
Ability to deliver
32.7/40.015.8/20 Reviews10/10 Clients & Experience6.9/10 Market PresenceService focus
20% Blockchain80% Other -
Undisclosed< $25 / hr50 - 249Sandton, South Africa
Ability to deliver
22.1/40.016.2/20 Reviews1.9/10 Clients & Experience4/10 Market PresenceService focus
12% Blockchain88% Other -
$10,000+$50 - $99 / hr10 - 49Sandton, South Africa
Ability to deliver
21.7/40.016.2/20 Reviews0.6/10 Clients & Experience4.9/10 Market PresenceService focus
10% Blockchain90% Other -
$10,000+$25 - $49 / hr10 - 49Sandton, South Africa
Ability to deliver
5.9/40.00/20 Reviews0.6/10 Clients & Experience5.3/10 Market PresenceService focus
10% Blockchain90% Other -
$5,000+$50 - $99 / hr10 - 49Johannesburg, South Africa
Ability to deliver
5.2/40.00/20 Reviews0/10 Clients & Experience5.2/10 Market PresenceService focus
10% Blockchain90% Other -
UndisclosedUndisclosed2 - 9Midrand, South Africa
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
40% Blockchain60% Other -
$1,000+$100 - $149 / hr2 - 9Benoni, South Africa
Ability to deliver
4/40.00/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
10% Blockchain90% Other -
$1,000+$25 - $49 / hr250 - 999Centurion, South Africa
Ability to deliver
25.9/40.013.2/20 Reviews6.9/10 Clients & Experience5.8/10 Market PresenceService focus
10% Blockchain90% Other -
UndisclosedUndisclosed50 - 249Johannesburg, South Africa
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
10% Blockchain90% Other -
UndisclosedUndisclosed10 - 49Johannesburg, South Africa
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
100% Blockchain
Get matched with the 5 best-fit agencies for your project—in 4 minutes or less.