Top 50 Blockchain Companies

Partnering with a major hotel group based in Hong Kong, Hyperlink InfoSystem created a series of web and mobile solutions to increase productivity and efficiency of the hotel staff. With a mastery of frontend to backend development, they presented a cost-effective and successful solution well before the deadline.

“We are fully satisfied with our experience with Hyperlink InfoSystem. ... They were always prompt in their response to our queries and gave us good suggestions and solutions throughout the development phase.” – IT Director, Global Hotel Group

Charged with creating a mobile app for managing and integrating government databases, Appinventiv provided mostly backend development to build the solution. The client appreciated the depth of their expertise, adaptiveness, and ultimate success.

"AppInventiv does their work flawlessly, and as of right now, I can’t find anything that they need to improve." – Product Head, Political Engagement App

A California-based content discovery startup hired ArcTouch to design a content discovery platform and iOS app. They provided feedback on the startup's user stories, created wireframes, and developed the platform and app. The project was completed ahead of schedule.

“We’re astonished at the quality of the work. We’re a small company, and we weren’t expecting the same level of service a Fortune 500 company might enjoy. We were amazed by their design and the effort that went into every screen.” – Senior Project Manger, Content Discovery Startup

Intellectsoft created an e-commerce app with matching backend infrastructure, then integrated it into the client’s blockchain technology. Transforming the given creative demands into a satisfactory product under a strenuous deadline was deemed impressive, as were their communication skills and determination.

“We've given them a challenge, and they've met it, which is why Intellectsoft has become our leading service provider for technology development.” – Program Manager, Holding Company

FreshWorks Studio collaborated with in-house developers to build a website that allows for a national system of organ donation registry. They worked on the front- and backend, building an API to connect it to a mobile app. Now, they do maintenance and support demonstrations of the system to project partners.

"They’re responsive and client oriented, making sure project needs are met. They deliver on what they promise and always bring the right people to the table. The entire team is incredibly impressive."

Altoros worked on blockchain development for an insurance platform. Altoros developed multiple software projects for the client including a monitoring interface and a custom front end. Altoros also connected the client to Smart Contract and built a cloud-based monitoring network on the software. 

"They [Altoros] have very high-class project management. All team members are skilled from a technical, organizational, and logistical standpoint. They perform very well." - CEO, Insurance Platform 

Itransition was hired by another development firm to collaborate on a project for a tourism company. They migrated 44 websites into one e-commerce platform, Magento.

“They have a good talent pool; they’ve been able to find the right individuals. Everyone they have found who has worked with us has approached the project as though they understand the bigger picture. They’re not just coding for a paycheck.” – Director, Development Company

Cheesecake Labs developed Mobile and Web apps for a university, enabling the company to expand its collaboration and network worldwide:

"The efforts by Cheesecake Labs enabled us to scale the growth of our global program, doubling the number of international chapters supported. They enabled us to enhance the opportunities for our alumni to interconnect and collaborate around the world at far more events than our US-based headquarters could support." – VP of Engineering, University

Waverley Software provided an alarm company with custom software embedding, mobile app development, and supply staff augmentation for quality assurance. The team primarily worked on Android development for the mobile app, but also helped with embedded Linux software development, real-time operating systems, and networking protocols.

“Thanks to their excellent technical proficiency, Waverley Software produced high-quality deliverables for our company. They helped us foster the ability to bring four projects to market during my time with the company. We’ve successfully sold those systems to new customers already.” – Senior Engineer, Alarm Company

Fueled designed a bidding-style app for a company that deals with nightlife reservations. They built the app from scratch, taking into consideration what the company wanted, as well as giving advice. The app had a lot of functions, such as a list of venues, submission options, and tools that allowed notifications to be sent from venues.

“They’re incredibly efficient in the work that they do and know what they're doing in design, coding, and executing their ideas. They have a great understanding of what's current and get things done very quickly compared to others.” – Founder, Mobile App

10Clouds built a software for speech recognition and language processing for an AI cloud computing company. They helped with coding, UX/UI design, integration and deployment, and maintenance. As a result of 10Clouds' work, the software now has tens of thousands of users. As a result, the company and 10Clouds have continued working together on different software projects. 

"10Clouds can always find the best developer for a project. I'm often impressed by the quality of work they deliver. I appreciate their knowledge, discipline, code of conduct, and creativity. So far, 10Clouds has been the best engineering development company I have used. I've learned so much from them."- CEO, AI Company

When an online marketplace approached Sphere Software for help re-launching a website, the team embraced the opportunity. The project included redesigning a website using Ruby on Rails and ongoing development and maintenance support. The client was impressed by Sphere Software’s professionalism and work quality.

“Given the flexibility that they give me, I would hire more Sphere Software developers and engineers before hiring my own. This is not just because of the savings but because I get quality work out of them.” – CEO, Online Community Marketplace

Softeq completed a series of interconnected projects for a computer chip manufacturer, including game development, screensavers, and a specific hardware adaptation. The client was pleased with Softeq’s design input and the excellent end-product when faced with a rigid deadline.

“They’re one of the few contract programmers that we’ve ever given an A rating to.” – General Manager of Mobile Games, Computer Chip Manufacturer

Infopulse designed and developed a mobile application for an Olympic committee within a tight timeline. The app included functionalities that allowed video content sharing and scheduling information.

“Their openness, professionalism, attentiveness, and responsibility are what’s most impressive about them.” – Marketing Manager, Olympics Committee

SoftwareMill provided a mobile app developer in San Francisco with back-end server development using Scala. The client's project was for the media and communications industry, and they needed a comprehensive software architecture solution for a sophisticated project. SoftwareMill integrated several API's for automating data management, and optimized them for scalability. The client was satisfied both with the quality of results and with the service they received in the partnership.

"Qualitatively, SoftwareMill has always hit projects on time and on budget. There have been no issues around major delays or cost overruns." - Managing Director, Mobile Development Firm

BairesDev provided development staff augmentation for a travel technology firm. The client's platform is used by several Fortune 500 companies, and they needed competent and affordable development assistance. The client has noted that the programmers assigned to their projects are not only consistently skilled but also and a good cultural fit for their in-house teams. Similarly, BairesDev was so dedicated that their CEO visited the client's New Orleans offices, despite having more prominent clients. 

"They even talks us through all the methods that they use, technical practicals, down to the more culturally and soft-skill base. The responsiveness and the level of organization they bring to recruiting and onboarding differentiates them from the competition." – CTO, Travel Technology Firm

SteelKiwi provided the client with a range of services, including logo design, illustration, App Store optimization, and iOS/Android development. The client esteemed the team’s reliable project management and organized communication throughout a very satisfactory partnership.

“The way their developers work together with UX designers is very efficient. ... It was perfect. It happened so quickly.” – Founder, Social Media Platform

A social fitness startup hired SoluLabs to develop a mobile app from scratch. The product used geofencing to connect people to fitness venues in different locations and was recognized by Inc. magazine for its user experience. After their release, the Android and iOS apps enabled the startup to gain more recognition and funding. The client credits SoluLabs' efficient work with being able to grow the company.

"They were responsive overall. If we needed quick changes to be made, SoluLab set up meetings and kept clear lines of communication to understand and diagnose our ongoing issue. ... I emailed and called the team at random times, and someone was always available." – CEO, Social Fitness App

Very, LLC partnered with a real estate association where they created and implemented a new website for their client using Webflow CMS. After the launch, the team continued to provide maintenance and support for the website. 

"They are excellent and extremely easy to work with, which is why I was propelled to hire them again." – Director of Product, Real Estate Association

KindGeek was hired by a betting platform to help with its web development needs, specifically frontend, backend, and UX/UI design. KindGeek redesigned the platform's website and integrated its payment system and Twitch streaming functionality. Their work has resulted in over 3,000 people signing up on the landing page it designed.

"I think KindGeek has up-scaled and educated me in some aspects of the website that we need to understand a bit more, like the ins and outs of how we're going to scale it, and why we're choosing the frameworks we're using. KindGeek has educated me in the journey and the forward-looking aspects of what we need to do with the website. " – CEO, Betting Platform

Bacancy Technology worked with a food delivery service to create a mobile app that delivers groceries, alcohol, and prepared food. They developed both customer- and supplier-side apps, a website, and a server database. The client was impressed with how well Bacancy Technology understood the project and tailored services to their specific needs.

“They have a large yet competent team, so every field of development had a different expert working on it. … This feature was missing from other organizations I communicated with.” – Founder, Food Delivery Service

JatApp partnered with a tourism experience platform in developing several mobile applications. The client wanted to create an app that allows users to share their travel experiences and itineraries with other users. Using various tech stacks and database frameworks, JatApp successfully developed a mobile application for iOS and Android that met all requirements. The team emphasized fluidity in designing the app's UX. The app garnered positive user feedback throughout the testing process.

"We are fully satisfied with the application’s user experience and stability, and user engagement was satisfactory during alpha and beta testing."-Project Manager, Travel App

Perfectial increased software reliability and scalability for an online advertising software company. Their ongoing work with the client includes software and web development, API development, and reporting development. The client appreciated Perfectial’s collaboration and high-quality work.

“The general feedback has been that they are extremely efficient at getting work completed and out the door.” – CEO, Online Advertising Software Company

SemiDot Infotech developed an online streaming platform for an IT company. The Flash-based platform works seamless on both web and mobile devices. SemiDot Infotech produced a high-quality deliverable that's been satisfying the client's customer base.

"The whole outsourcing experience can be very difficult when you can’t reach the other party. We can reach SemiDot Infotech at any time, which is just one reason why we plan to continue working with them."–CEO, IT Company

Look4App was hired by an entrepreneur who wanted to create a photo application similar to Instagram. Look4App supplied full-scope development for the Android app, working on every aspect of the application: the landing page, the backend database, server connections, and the front end. The application has around 60 filters, which is particularly ambitious, but since its completion, the app has around 300,000 to 400,000 downloads with around 50,000 paid downloads.

"I wanted to develop an app which would be better than Instagram; in some respects, I achieved this. The app has been successful, reaching between 300,000 and 400,000 downloads" — Entrepreneur

Espeo Software created a sophisticated tool for a digital education company that evaluates and certifies digital and analog education resources. The company continues to improve the tool's functionality and is currently building a related catalog site. The tool Espeo Software delivered runs smoothly and has garnered positive feedback from internal users.

"The service has been flexible, trouble-free, and efficient." –  Head of Operations, Digital Education Company 

A startup medical company had an idea for an app to help patients and medical staff through surgery and the healing process. Mobisoft was hired to develop the cloud-based app, which is compatible with Windows, iOS, and Android.

“Not only do they have the professionalism necessary to understand our requirements and ask the right questions but also they have an extraordinary level of dedication.” – CTO, Startup Medical Company

An analytics provider found that their old development partner had become too expensive, so they hired Aplana Software to create a new platform that fetches data from several sources and compiles reports. Aplana Software continues to develop the client's website to their complete satisfaction. 

"The platform they built is currently responsible for the successful ingestion of over 100 different feeds. We asses our client satisfaction on a quarterly basis, and they’re consistently pleased with the data our platform provides." — Director of Innovation, Analytics Provider

PixelPlex worked on smart contract consultation and development for a crowdfunding startup. They built the contract system and created backend processes to enhance communication between the GUI and contracts. The client was impressed with their ability to deliver throughout the project.

“As for their effectiveness, PixelPlex delivered everything we asked of them on time with no major issues.” – CTO, Crowdfunding Startup 

Parangat Technologies developed a multi-faceted data management system with open-source technology, plus assisted with mobile apps for iOS and Android. The client was impressed with the team’s timeliness, flexibility, and deliverables, ultimately deciding to retain them for future projects and IT services.

“We’ve worked with other IT companies for college websites and apps before. ... These guys are amazing.” – Treasurer, Educational Consortium

Smartym Pro created an app for a pet services company. They handled the full scope of the development, from the research into what potential users would want to a soft launch of the finished product in four different languages. The client was happy with the finished product and was impressed with how detail oriented they were.

“They have been attuned to every detail and handled everything professionally, from the discovery stage and prototype to final development.” – Founder, Pet Services Company

OnGraph Technologies based design work on provided wireframes as they created a new website for a client's online music platform. The team managed the development and design aspects and oversaw the addition of music-playing capabilities. The website performs seamlessly and has received positive feedback from users. 

"OnGraph Technologies is very good at getting their ideas across." – Director, Online Music Platform 

Accubits Technologies was hired by an IT company to provide outsourced blockchain development with multiple different projects such as making an ID platform, multi-signature wallets, smart contracts, and a wagering app. The client appreciates the quality of the work and notes that it always stays under budget, and will not charge if it goes over.

"They do a good job. They have a good attitude. They’re willing to work. They go over and above what we have specified. Their founder is really good because he keeps them on their toes. They delivered within budget. If they go above budget, they don’t charge us." — Founder & CEO, IT Company

Ionixx Technologies worked with a refugee staffing platform to develop an app that would allow refugees to work from their smartphones. Ionixx recommended changes based on existing mock-ups so as to improve the UI, and made sure both the user and admin sides were smooth and intuitive to manipulate.

"I had a really wonderful experience working with Ionixx Technologies." – Founder and CEO, Refugee Staffing Platform

Sparkbit has created a backend system of an IoT platform in the automotive industry. The system collects and processes time-series from IoT sensors in vehicles. The system has successfully been used by over 100,000 drivers.

"The main thing to note about Sparkbit is the team's flexibility. They are able to cover any kind of task we provide." – Mobile Strategist, Mobile App Agency

A B2B education company hired Brocoders to develop an e-learning app. Brocoders used Ruby on Rails and Javascript to develop the app, which included custom features such as a database management platform, bulk data importer, and specific workflow processes.

"We can speak freely with their team, identify what needs to be done, and refine it. ... They listen, provide input, and actually care about what we're doing." – Head of Product, Education Company

Unicsoft developed native Android and iOS applications for a network security startup. The end-clients are software developers and system administrators, and the startup needed sophisticated programming expertise. They produced technical specifications and integrated security features into the UX. The client reported that their technical expertise and communication skills exceeded their expectations.

"Unicsoft was able to quickly work with us to define the necessary product and functionality and then dive in." - Founder, Security Startup

Antier Solutions made a crime reporting app for a public safety startup. They built apps for iOS and Android and linked them to an extant backend database. They finished the apps far ahead of schedule and the client is impressed with the quality of the work.

“I was impressed with how they’d go out of their way to optimize a product via unique solutions, rather than churning out an inferior product using a standard development methodology.” – Founder, Public Safety Startup

Concise Software worked on music app development for a technology company. Using MapKit and other technologies, they developed a native music radio mobile app for iOS. The client was impressed with the large amount of traffic the app received as a result of the project. 

“The app reached approximately six million users, which greatly exceeded our goal. The best success is that we sold the app to a bigger competitor.” – CEO and Founder, Technology Company 

Maxilect built a marketing management platform with visualized data for a toy manufacturer. Maxilect assigned a logician to understand the marketing workflow, then built an interface for analytics. They executed the project well and were highly responsive to the stated scope requirements. 

"Because they had marketing experience, they grasped what we wanted from the tool and how to better help us. In terms of the platform, they quickly fixed any bugs and concerns." — Head of Performance Marketing, Toy Company

Leeway Hertz created a iPad app for an electronics manufacturer that wanted to more effectively market their products to potential clients in the transit industry. They developed the app end-to-end and create a CMS system for the client. Their work earned the praise of their client. 

"The LeewayHertz team was excellent. They offered innovative solutions and were very responsive. They have a very effective development process and are knowledgeable and experienced." – Strategy Project Manager, Electronics Manufacturer 

Indium Software provides ongoing independent QA services for this economic research group, ensuring that the case studies the client has been using are valid, running regressions analyses, and testing products using Microsoft Office Suite tools.

"They provide an added value, in addition to the peace of mind that an independent kind of auditing mechanism offers." – VP of Product and Technology, Economic Research Group

An international investment bank that specializes in merger and acquisition advisory services hired Venture Aviator to develop an internal system for matching dealers and buyers. The project required problem solving to determine how to source the necessary information. It culminated in a web app that communicates with a back-office platform.

“They’re very easy to work with and are very responsive. If we send them something on Friday, they return it on Saturday. ... Whenever we have questions, they are available anytime.” – Executive Director, International Investment Bank

MixBytes recently worked on security audits for a cryptocurrency market platform. They displayed blockchain data after conducting an audit on a major cryptocurrency source code for that client.

“After receiving the audit report, we implemented their most useful suggestions. Now we're even more confident in the security of our service.” — CEO, Cryptocurrency Market Platform

 

Limechain developed a blockchain model for a research startup to economize their client’s scientific processes. Limechain provided business logic and methodology for the development of an ICO. Their expertise helped upgrade a contract for the client.

“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.” ­– Head of Development, Research Startup

Terasol Technologies worked with a data analytics company to create and implement two different apps for the company. The apps included a dashboard and a portal application that help store and present data. The client was pleased with the results of the project. 

"We were the first company in the country to capture live channel availability data from urban and rural India in real time." – AVP Network Operations, Market Research Company

4ire Labs was tasked with creating a mobile app for a document management company. The client wanted an app that would allow users to create and sign documents directly from their mobile phones in order to help their customers save time. 4ire Labs initially developed and launched an Android version of the app, and following its success, the client requested an iOS version. The client was impressed with the team at 4ire Labs' flexibility and communication skills throughout the project. 

"4ire Labs really impressed me. I liked the flexibility and speed of their communication; they also have rockstars in design and usability." - CEO, Document Management 

Inn4Science worked on blockchain development for an online commodity exchange. They provided services including a proof of concept, business analysis, blockchain and web development, design, and technical support. The client was satisfied with the outcome of the project. 

“Every member of their team was professional and welcomed the use of an agile methodology. The designers captured our ideas perfectly, and the working process was quite seamless and comfortable.” – COO and Co-Founder, Online Commodity Exchange 

Advanced Software Development (ASD) partnered with a digital health company to provide development services for a product portfolio. They developed new exercise templates for the client and upgraded the design on the platform. 

“The development was high quality and robust and has enabled us to continue on the same platform also 2 years after the development was completed. We are also able to extend upon the developed code base easily, which is a huge plus.” –– CEO, Digital Health Service

Codezeros designed the website, pitch deck, and whitepaper for a financial services company, which promoted blockchain analytics and related services to potential investors and clients. They were highly creative and communicated regularly throughout the engagement. Codezeros produced an attractive visual design that boosted brand awareness for the client and clearly showed organizational values.

“Codezeros understood what we were looking for. Since this is our first showing to the public, their work had an immediate impact in spreading our name around the industry. I found the designer's skill to be the most impressive, as he was able to design everything exactly as we had envisioned.” – Founder & CEO, Financial Services Company

AXIOMA partnered with a digital design firm to assist the organization with various digital development projects. The team at AXIOMA has partnered with the client on numerous digital projects for them and their end-client organizations. They also provide back-end PHP development for the client's account management system. Additionally, AXIOMA developed a web-based application to help the client manage the organization's accounts more effectively.

"We have been absolutely satisfied and never had major problems. Development will always be a bit tricky, but AXIOMA delivers work on time and mostly bug-free. I am very happy with them."-Creative Director, Digital Design Firm 

Velmie worked on advanced software development for an exercise equipment manufacturer. They developed an embedded software for recording exercise routines and guiding users through them. They integrated remotely with the in-house team and provided support. The client appreciated their ability to deliver.

“They’ve delivered everything we ask for. We care strictly about results and we have seen those from Goiot. The main thing is that stuff works, but the fact that we enjoy working with them is a bonus.” – Founder, Exercise Equipment Manufacturer 

ChainArtSoft recently worked on web development  for a legal software company. They added new site features for that client by using Python and JavaScript. 

“We wouldn’t be where we are today without ChainArtSoft. They’ve done an exemplary job and we have no complaints.” — CTO, Legal Software Company

 

482.solutions used an IBM Hyperledger Fabric model to create an identity management and authentication system powered by blockchain for an IT and services company. They also added innovative features on top of the existing framework. They impressed the client with their reliable communication, high-quality work, and expert advice.

“They’re always very prepared. Before we started working with them, we had several meetings in which they brought a lot of materials, samples, case studies, and they always tell us what will be best for our business.” – CEO, IT & Services Company

Code Poets recently worked on web development for a pharmaceuticals company. They developed a web app through front- and backend projects for that client.

“We’ve continued our partnership with them because the quality of their work has been sufficient.” — Director, Pharmaceuticals Company

 

NordWhale recently worked on blockchain and web development for a global trading platform. They created a decentralized platform for that client by using Ethereum and Solidity.

“I am glad that we’ve selected this team. They are real professionals and know what they do. I highly recommend these guys.” — Global Trading Platform

 

AIS Novations helped a software development firm convert prospects into customers, improve client satisfaction, and increase online visibility by overseeing the development of an updated online ordering system and web application that was written in .NET and C#. As a result of its partnership with AIS Novations, the software development firm's client retention rate is 97%. 

"At this point, it's like we're one company even though we're not because I use [AIS Novations] exclusively." - Owner, Development Group 

Titanium Blockchain supported a navigation app with the blockchain-oriented portion of their development cycle. The client wanted to use blockchain to create a hyper-accurate indoor navigation system for large facilities that would be more precise than GPS. Titanium's team provided infrastructure and wireframes for the client's in-house mobile developers; the app has already been adopted by several large clients in their market.

"They have a positive attitude and work diligently to meet our expectations." — CEO, Navigation App Developer

Craftchain provided blockchain services for a stair ladders company. They developed a blockchain platform to oversee business logistics and track workflow. The client was impressed with the outcome of the project. 

“Our transactions can now be about 50% faster, and we no longer have to invest as much money into unsatisfactory business practices.” – Partnerships Manager, Ladders Company 

Technoloader assisted a hair styling company by developing an e-commerce website to replace a pre-existing, under-developed site. The client was pleased with the results of the project. 

"Their project management skills were deft and impressive. Their role and responsibility distribution made them quite efficient." – CEO, Hair Styling Company 

SheerChain created a mobile app Minimum Value Product (MVP) for a tech company. They used React Native to build apps for Android and iOS that the client could use as a starting place to demonstrate the quality of their idea to investors. The client was happy with the finished MVP and was impressed with the efficiency of the development of the product.

“Their ability to take our suggestions and make improvements, even after they completed the project, is valuable.” – CEO, Tech Company

A German Consulting company hired Block360 on to build a product based on two technologies to actively develop local businesses. They researched, designed, and executed the concepts on the client’s platform. The client was able to expedite the sales cycle to stimulate the local business development. 

“The team was able to transform a non-technical description into a high-quality, technical product. While remaining competitive in their pricing, Block360 implemented the products quickly.” – CEO, Consulting Company

Idealogic partnered with a FinTech company to offer up development expertise and resources. They provided first-stage MVP design, web development, and branding application. While the project is currently ongoing, the client is impressed with the initial work.

“Idealogic is timely, responding quickly to our requests. As the former CTO of a Ukrainian bank, their CEO is knowledgeable about finance and banking. His managers understood all the tasks we’ve given them.“ –– Co-Founder, FinTech Platform