Find blockchain development companies that build secure, scalable solutions for real business use. Choose from vetted experts in smart contracts, dApps, and enterprise blockchain integration.
Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.
Tallium Inc. is a trusted partner for your business innovations.
Private company for custom software development solutions. Tallium Inc. specializes in website and mobile application development...
Top Services:
- Software Development
- Web Development
- Mobile App Development
- UI/UX Design
- Web Design
- Show more
- Location
- Rzeszów, Poland
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 28 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsTallium Services
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Tallium Reviews & Testimonials

Mobile App Development Review from Paul Dziama
We collaborated with Tallium over a long period of time on multiple digital product projects. Our work included UI/UX design, interface animations, motion systems, and advertising visuals, with direct collaboration between our team and Talliums developers.A key focus was ensuring that all design and animation assets were not only visually strong, but also technically ready for smooth integration into real products. This required close coordination, clear technical communication, and a shared understanding of both design and development constraints.Despite working with many partners throughout the year, Tallium became our strongest and most reliable collaboration. Their team demonstrated sharp professionalism, strong ownership, and a deep understanding of how to build and ship high-quality digital products.

Web Development Review from Anonymous
We’ve been checking in with Tallium Inc. on this project, and honestly, they keep things on track better than I expected. They set clear goals early on and actually stick to them, which is kinda rare. We already have a significant number of platform users, and so far, it’s looking pretty promising.

Mobile App Development Review from Jason Collie Viva
Tallium Inc. company is run by dynamic and innovative thinkers. They are very serious about deadlines and the satisfaction of the clients. We are very impressed with their service. The whole process went like a breeze. Love the quality of the code, the clear communications and fast phase of work. The team was easy to deal with, they were flexible in many different aspects. We highly recommend this agency to all the merchant friends out there.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsProduct Teams On Demand
Right Tail provides a high-performance Product Software Development and IT Staff Augmentation team built for speed, precision, and outcomes. We partner with startups, scale-ups, and enterprise technology companies to design, build, and scale world-class digital products...
Top Services:
- Staff Augmentation
- Software Development
- Mobile App Development
- AI Development
- Blockchain
- Show more
- Location
- San Francisco, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 14 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsRight Tail Services
Data sourced from the agency's DesignRush profileChia Permuto Capital Albin AI Pent AI Saudi Aramco
Right Tail Reviews & Testimonials

Software Development Review from Mansoor Khan
I am very impressed with the software development services provided by this company. Their team is technically proficient and delivered a high-quality, scalable product that met all our requirements. The code is clean, and the final result exceeded our expectations. Highly recommended for any complex development needs.

Web Design Review from John Fitzpatrick
Right Tail delivered a professional and visually appealing website that aligned perfectly with our brand and business goals. Their team focused on modern design, responsive layouts, and smooth user navigation. Communication throughout the project was clear, and they remained responsive to feedback. The final website performs well across both desktop and mobile devices. Overall, Right Tail provided a reliable and high-quality web design experience.

Software Testing Review from Gohar Asadullah
Right Tail Corp built internal software development tools to automate our enterprise operations, and the experience was outstanding. Their team delivered efficient, well-structured solutions that significantly streamlined our processes. The quality of work, communication, and professionalism throughout the project was exceptional. Highly recommended for any company looking for reliable development partners.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsWe build AI-native solutions and use AI to build software better, faster, smarter.
Your AI and Data transformation partner.We help you unlock AIs value through the power of your data...
Top Services:
- AI Development
- Staff Augmentation
- Software Development
- Big Data Analytics
- Software Testing
- Show more
- Location
- Atlanta, Georgia
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 11 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsHatchWorks AI Services
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HatchWorks AI Reviews & Testimonials

Software Development Review from Ryan Husk
HatchWorks developed a solution to automate calculations for our sales team. The company created an application with a user-friendly interface and scalable algorithms in Python. HatchWorks had similar experience in the healthcare industry and we were satisfied with their responsiveness, QA, communication, and ability to translate imagination into actionable tasks. The project was well-organized with clear expectations and deliverables, making it easy to address miscommunication.

Software Development Review from Shaun Bank
HatchWorks was hired to develop custom software for a hybrid app and rebuilt the front-end. They provided top talent in LATAM and adapted to end client's changing needs. Despite rate fluctuation, they performed well, met commitments, received positive feedback and maintained high level of quality output and professionalism. The team coordinated effectively and the nearshore model is becoming more popular. The consulting firm was happy with HatchWorks' velocity and code quality.

Digital Strategy Review from Meishelle Haverkamp
HatchWorks is always a true partner that consistently delivered results. They completed several market analysis projects for us analyzing the competitive landscape and provided recommendations for strategic growth and growth opportunities. We have a long-standing relationship with Hatchworks. They have done several market analysis projects for us & always are able to synthesize large amounts of data into a compelling & easy to understand story.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsCustom software development services and mobile app development
WTT Solutions is a custom software development agency that helps businesses achieve their goals through cutting-edge technology. We specialize in web development, crafting high-performance platforms, and mobile app development, delivering intuitive applications that enhance business growth...
Top Services:
- Software Development
- Mobile App Development
- Blockchain
- AI Development
- Web Development
- Show more
- Location
- Dallas, Texas
- Number of Employees
- Under 49
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 9 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsWTT Solutions Services
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WTT Solutions Reviews & Testimonials

Cloud Consulting Review from Willy Danenberg
I had the pleasure to work with Serhii from WTT Solutions on a complex and a complete Windows desktop application. Serhii communicated very professionally, finished and delivered a high quality work on time. Based on my experience, I highly recommend him as he is a very pleasant and competent person to work with and I hope you will be happy with his services as I and the team involved were.

IT Services Review from Bill Rafferty
I first heard about WTT Solutions through a colleague who had a great experience with them, and I’m glad I took their recommendation. The team was professional, transparent, and really knew their stuff when it came to offshore development. Communication was clear, and they were always on top of timelines and costs. Overall, it was a smooth and reliable experience . I’d definitely hire them again.

Cloud Consulting Review from Bryan Thomas
WTT Solutions provided UI designs for a construction company. The team provided designs for the mobile and desktop versions of the SaaS platform. The UI design exceeded the expectations of the internal team. WTT Solutions provides high-quality deliverables in a timely manner. The team is understanding and hard-working.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsTransforming Visions into Seamless Solutions
IT WAVES is a company specialising in developing and crafting mobile and web applications for businesses of various sizesFrom UI/UX design to publishing, they leverage their expertise in cutting-edge technologies to deliver end-to-end solutions that empower clients to achieve their strategic goals...
Top Services:
- Web Design
- UI/UX Design
- Web Development
- eCommerce Development
- Mobile App Development
- Show more
- Location
- Chandigarh, India
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsIT Waves Services
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IT Waves Reviews & Testimonials

UI/UX Design Review from Chris Helle
Their team's creativity, attention to detail, and user-centric approach have resulted in a stunning, intuitive, and seamless user experience that has significantly improved our customer engagement and conversion rates. We're thrilled with the final design and appreciate their collaborative and iterative process

Mobile App Development Review from Eva Zaeschmar
IT WAVES exceeded our expectations with their mobile app development expertise! Their team's dedication, technical prowess, and innovative approach resulted in a seamless, user-friendly, and feature-rich app that has revolutionized our business operations. We're thrilled with the final product and look forward to our next collaboration.

Graphic Design Review from Richard Turner
IT WAVES has a talented team of graphic designers who truly understand the importance of visual branding. They created a stunning logo and brochure for our company that perfectly captures our identity and message. Their creativity, attention to detail, and prompt delivery exceeded our expectations in every way.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsProduct Engineering & Digital Transformation Partner | Turning Complex Ideas Into Digital Experience
Product Engineering and Digital Transformation Partner helping startups, Fortune 500 companies, and enterprises build, modernize, and scale digital products and systems. We combine product, design, engineering, AI, and cloud expertise to deliver technology solutions built for performance and long-te...
Top Services:
- Mobile App Development
- Web Development
- Wearables
- VR/AR
- Software Development
- Show more
- Location
- Noida, India
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 6 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsDesignoweb Services
Data sourced from the agency's DesignRush profilePlastpro Carehub BuildApp Cellme Ezlaw Negotium Healthcliqs IPG360 Fuela Ultimate Property Dashboard
Designoweb Reviews & Testimonials

Mobile App Development Review from Reg Bamford
What I found most impressive and unique about Designoweb Technologies was their exceptional blend of professionalism, creativity, and collaboration. Their team not only possesses a deep understanding of UI/UX design but also has an innovative approach that results in visually stunning and user-friendly designs. What truly sets them apart is their dedication to collaborating closely with their clients.They took the time to listen to our ideas, provide valuable insights, and treat the project as a true partnership. This level of engagement and commitment to delivering outstanding results is what makes Designoweb Labs stand out in the UI/UX industry.

Mobile App Development Review from Michele Sancricca
Designoweb Technologies Pvt has developed a mobile app for a decor e-commerce platform. The team has worked on the app's design, optimization, and implementation of new features and provides ongoing support and web maintenance.

Mobile App Development Review from Jonathan Webster
Designoweb Technologies Pvt developed an iOS and Android app for a hospital engagement company. The team built the MVP required for an enterprise-grade solution.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsIn Creativity We Trust
We are a Paraguayan company composed of high motivated individuals...
Top Services:
- Graphic Design
- Web Design
- UI/UX Design
- Web Development
- Software Testing
- Show more
- Location
- Asunción, Paraguay
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 2 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsPosibillian Tech Services
Data sourced from the agency's DesignRush profileDevoted Studios Titanium Roaster Sandbox
Posibillian Tech Reviews & Testimonials
Betto “icarus” McRose's Review Sourced from Google
A great place to work, intergalactic challenges that make your life as a programmer more fun.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsYour product team. Not just your developers.
We provide the technical expertise that founders rely on to build, launch, and scale exceptional digital products. Specializing in custom SaaS platforms, mobile applications, and complex AI integrations, our team handles the entire development lifecycle allowing you to focus entirely on growing your business...
Top Services:
- Software Development
- Blockchain
- Software Testing
- AI Development
- Web Design
- Show more
- Location
- Cherkasy, Ukraine
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 4 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsEverlabs Services
Data sourced from the agency's DesignRush profileRoadly Arve ChangeSync AssetSpace Tribal1
Everlabs Reviews & Testimonials
IMEN ZOUAOUI's Review Sourced from Google
I had an amazing experience with Everlabs! I am so happy to be one of Everlabs customers. I highly recommend them to anyone looking for excellent service and good lifestyle. I am a repeat customer of this business, and they never disappoint. Thank you so much Dimitri, Elsa, and Sadie. You are so kind, helpful and supportive people. Thank you also for your wonderful hospitality.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsReliable AI, Web & Mobile App Solutions for Growing Businesses
WanderCode helps businesses build reliable digital products through AI development, web and mobile app development, UI/UX design, DevOps, software QA, and product development. We focus on practical solutions that solve real business problems, improve workflows, and support long-term growth...
Top Services:
- eCommerce Development
- AI Development
- Mobile App Development
- Software Development
- Software Testing
- Show more
- Location
- Sheridan, Wyoming
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsWandercode Services
Data sourced from the agency's DesignRush profileQuillen black well Kamran Felisha
Premium Development Agency
Inlabic is a software development studio founded by Arthur Bigler that specializes in turnkey Progressive Web Apps (PWAs), mobile applications, SaaS platforms, marketplaces, and high-load software systems. The studio combines Flutter, WebAssembly, and Rust technologies to develop cross-platform...
Top Services:
- Graphic Design
- Mobile App Development
- Blockchain
- Software Development
- AI Development
- Show more
- Location
- Almaty, Kazakhstan
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 6 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsInlabic Services
Data sourced from the agency's DesignRush profileBigler Capital LILOSYNQ OnBlow ADVN Protocol
DESIGN. DEVELOPMENT. MAINTENANCE.
At Synthax.codes, we specialize in delivering professional, end-to-end website and software development services tailored to your business needs. From cutting-edge UI/UX design and seamless website development to efficient website migration, third-party integrations, and ongoing optimization...
Top Services:
- Web Development
- Blockchain
- Mobile App Development
- Software Development
- Cybersecurity
- Show more
- Location
- Augsburg, Germany
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 3 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsSynthax.codes Services
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#1 Leading Mobile Game & App Development Company
Capermint is a 360° game dev and tech partner empowering US studios and enterprises. We deliver full-cycle Unity/Unreal engineering, 2D/3D art, AR/VR, gamification, and iGaming solutions. Scale cost-efficiently through end-to-end dev, co-dev, or dedicated team models from idea to launch...
Top Services:
- Mobile App Development
- UI/UX Design
- VR/AR
- DevOps Consulting
- AI Development
- Show more
- Location
- Alpharetta, Georgia
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 3 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsCapermint Technologies Services
Data sourced from the agency's DesignRush profileMPTV Ludo Empire Ludo Fantasy BasketG My Golf Pro HungryKart Scholar Route
We Bring The Tech. You Get The Wins.
Teamvoy is an AI engineering and transformation partner. We help companies make smarter technology decisions and turn them into production-ready software...
Top Services:
- Software Development
- AI Development
- Design Services
- Web Design
- UI/UX Design
- Show more
- Location
- Lviv, Ukraine
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsTeamvoy Services
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Teamvoy Reviews & Testimonials
Саша Кравченко (sashko)'s Review Sourced from Google
it feels like you're working in an expensive boutique company with the most cutting-edge projects and leading industry experts
Альона Какора's Review Sourced from Google
Teamvoy is a professional company with strong expertise and a team of specialists who truly know their field. The atmosphere within the company is comfortable, open, and friendly, which makes working here enjoyable and productive.
Qui Cung's Review Sourced from Google
As a swiss company, we collaborated with teamvoy for the development of our website and application.We are very satisfied by the work done by their team and how the troubleshooted our issues.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsOur Goal Is Your Success
Defence.Investments is an international fintech & Web3 development team building investment platforms, banking-grade systems, and blockchain products from zero to launch. We deliver faster using proven platform cores (white-label) and tailor them to your business model, compliance needs, and integrations...
Top Services:
- Blockchain
- Software Development
- AI Development
- Mobile App Development
- Cloud Consulting
- Show more
- Location
- Almaty, Kazakhstan
- Number of Employees
- Under 49
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsDefence.Investments Services
Data sourced from the agency's DesignRush profileTribe Trumen Eva DexDao
Web & Mobile App Development, Digital Marketing
AXAT Technologies, is a fast Growing Web Development, Mobile App Development and Digital Marketing firm, Located at Mumbai, India and Singapore. Website Development, Web App Development, E-Commerce Development, Custom Application Development, Cloud Application Development, SAAS Application Development...
Top Services:
- Mobile App Development
- Software Development
- Web Development
- Web Design
- WordPress Website Design
- Show more
- Location
- Mumbai, India
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 12 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsAXAT Technologies Services
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AXAT Technologies Reviews & Testimonials
Vikram Edits's Review Sourced from Google
I had a fantastic experience with AXAT Technologies Pvt Ltd. Their team provided exceptional service, demonstrating professionalism, expertise and Efficiency.The support was also outstanding, ensuring a smooth and hassle-free experience.Highly recommended!!!!
Akshay Bedse's Review Sourced from Google
Working as a Business Development Executive (BDE) at AXAT Technologies Pvt Ltd has been an incredible experience. The role offers a perfect blend of client engagement, market research, and strategic growth. I’ve had the opportunity to work with a talented team, learning and applying my skills in negotiation, communication, and IT industry knowledge.The company fosters a collaborative and innovative environment, where professional growth is encouraged. Although the role comes with challenges like meeting targets and managing client expectations, the support from both colleagues and management makes it highly rewarding.Overall, it's a fantastic place to work for anyone looking to grow their career in the IT sector!
ABHIYANK AMRUTE's Review Sourced from Google
AXAT Technologies Pvt Ltd has been a game changer for our IT needs. Their team is responsive, efficient, and really knows their stuff. They’ve made a huge difference in improving our systems and security. Highly recommend their services!
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsDot To Destination
DeltaDots provides AI app development, custom software, mobile/web, blockchain, game development, and UI/UX design. Deltadots delivers expert IT services that let you focus on what matters most...
Top Services:
- Staff Augmentation
- Mobile App Development
- Web Design
- UI/UX Design
- Web Development
- Show more
- Location
- Austin, Texas
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 3 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsDeltadots Services
Data sourced from the agency's DesignRush profileFlic BingHire Hooley
Coding Excellence for Infinite Success!
Infinitcode is an IT outsourcing company that specializes in building long-term partnerships with businesses across industries. With a focus on quality, scalability, and ongoing support, we help companies achieve sustainable growth and stay competitive in an ever-evolving digital landscape...
Top Services:
- Software Development
- Blockchain
- AI Development
- Software Testing
- Mobile App Development
- Show more
- Location
- Gostivar, Macedonia
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsInfinitcode Services
Data sourced from the agency's DesignRush profileAnoria Payggii Orderoo
London studio building AI, web and mobile products that launch fast and scale far
Foundry 5 is a London software studio building AI, web and mobile products for founders and enterprise teams. Since 2021 we have turned early ideas into live MVPs in around four weeks, then scaled them on clean, well-documented infrastructure. Across 50+ projects in FinTech, FemTech and more, we have kept a...
Top Services:
- Web Design
- Web Development
- WordPress Website Design
- AI Development
- Mobile App Development
- Show more
- Location
- London, United Kingdom
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsFoundry 5 Services
Data sourced from the agency's DesignRush profileGather Ove Loom MBM StreaksAI Chance Free Free World
development of digital solutions
Nomium is a technology partner, not just a contractor. We don't just write code we design the architecture, choose technologies that fit your business goals, and drive the project all the way to results. We immerse ourselves in your business, speak your language, and take responsibility for the final product...
Top Services:
- Web Development
- WordPress Website Design
- SEO
- Software Testing
- AI Development
- Show more
- Location
- Prague, Czech Republic
- Number of Employees
- Under 49
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsNomium Services
Data sourced from the agency's DesignRush profileKenji Tanaka Nicolas Alexan Bamen
Your missing piece of the puzzle.
We are a software development company committed to delivering innovative solutions tailored to meet our clients specific needs. Our team comprises skilled professionals with diverse expertise, dedicated to providing top-notch services and ensuring the success of clients projects. We help you build and scale...
Top Services:
- Digital Services
- Web Design
- eCommerce Development
- Web Development
- UI/UX Design
- Show more
- Location
- Banja Luka, Bosnia and Herzegovina
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsLogik Labs Services
Data sourced from the agency's DesignRush profileProvidio Infomedia Zdrava pisarna Kintaro mediji
Leading Software Development Company
InfoSwift Corp is a technology consulting and software development company with over 15 years of experience serving clients across the United States. The company specializes in next-generation technologies, data solutions, artificial intelligence, and enterprise software development...
Top Services:
- Web Design
- UI/UX Design
- eCommerce Development
- WordPress Website Design
- Web Development
- Show more
- Location
- Irvine, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsInfoSwift Corp Services
Data sourced from the agency's DesignRush profileLereta Fiesta Auto Insurance Sunkey Insurance Group
End-to-end customized digital solutions.
At SayOne, we design and develop technological solutions to assist our clients optimize their business operations and increase income. We have over ten years of experience completing over 200 projects for clients globally...
Top Services:
- Software Development
- Mobile App Development
- Blockchain
- AI Development
- IoT
- Show more
- Location
- Kochi, India
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $200/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsSayOne Technologies Services
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SayOne Technologies Reviews & Testimonials
Danger Bells's Review Sourced from Google
Worst company And Worst Environment Don't Even Take Any Interview Rounds Waste Of Time Later You Will Surely Feel Regret About The CompanyYou Will Memorize My Words After Taking The Interview
Kinjal Gohil's Review Sourced from Google
My interview experience very worst with this company. I faced the same what reviewer post in their previous reviews. HR round is good. She is very humble and very good. But technical round taken by interviewer, I am not sure he really has technical knowledge or not. Though I given all the correct answers he rejected me without giving any genuine reason for rejection. He asked many basic questions of course on my 9 years of experience I know the answers but at last he asked my Expected CTC which is not generally asked in technical round.As per my knowledge they don't have budget or they already decided to not to select because in interview round asked hardly asked 5-6 questions and based on that given their judgment though given answers correct.
Nidhin B Nair's Review Sourced from Google
I have been working as a software engineer at SayOne Technologies for the past few months, and I can say that it is a great place to work. The team here is extremely friendly and supportive, and they have helped me grow both professionally and personally. The work culture is amazing, with a focus on innovation and creativity, which has helped me hone my skills as a software engineer . The management is also very approachable and understanding, which makes it easy to discuss any issues or concerns. Overall, I highly recommend SayOne Technologies as a great place to work for anyone looking for a friendly and supportive work environment.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsAppfodev is a forward-thinking software development company.
Appfodev is a forward-thinking software development company that transforms ideas into innovative digital solutions. With expertise in cutting-edge technologies, we specialize in building custom apps, intelligent systems, and scalable platforms tailored to drive growth and enhance user experiences. Our...
Top Services:
- IoT
- Software Testing
- Blockchain
- VR/AR
- AI Development
- Show more
- Location
- New Delhi, India
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsAppfodev Services
Data sourced from the agency's DesignRush profileBrocken Production Man Machine Astorry
Grow with Technology.
We have a Team of 100+ Skilled App Developers who thrive on rolling up their sleeves and solving your IT problems and meeting your business needs like APP Development, Software Development, Cloud Consulting, Generative AI Development, Cyber Security Services, Custom ERP Software Development, and Web...
Top Services:
- AI Development
- Mobile App Development
- Software Development
- Blockchain
- Software Testing
- Show more
- Location
- Lucknow, India
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsNextOlive Services
Data sourced from the agency's DesignRush profileTrulyMadly theDevMasters OpusClip DP World Bettor In Green
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7 Frequently Asked Questions About Blockchain Development Companies
What services do blockchain development agencies offer?
Blockchain development agencies design, build, and support blockchain-based solutions that automate processes, improve transparency, and enable secure digital transactions.
Common services include:
- Smart contract development and auditing: Writing self-executing code and reviewing it to prevent bugs, exploits, or costly failures
- dApp development: Building decentralized apps that run on blockchain networks instead of centralized servers
- Token development and NFT platforms: Creating digital tokens, cryptocurrencies, and marketplaces for trading assets
- Blockchain integration: Connecting blockchain with existing systems like web apps, enterprise software, or cloud platforms
- Private and enterprise blockchain solutions: Setting up custom networks for businesses that need control, privacy, and scalability
- Blockchain consulting: Advising on use cases, architecture, and whether blockchain is the right fit
- Wallet development: Building secure wallets for storing and managing digital assets
- Maintenance and support: Monitoring performance, fixing issues, and updating systems after launch
What platforms do blockchain developers use?
Blockchain development firms use a mix of public networks, enterprise platforms, and developer tools to build, deploy, and manage blockchain solutions. They choose platforms based on speed, cost, scalability, and whether the project needs a public or private network.
Key platforms and networks:
- Ethereum: The most widely used platform for smart contracts and decentralized applications
- Solana: Built for high speed and low fees, often used for scalable dApps and marketplaces
- Avalanche: A flexible platform that supports custom blockchain networks and fast transaction finality
- Hyperledger Fabric: Designed for private, permissioned systems used by enterprises
- Corda (R3): Common in finance and regulated industries where data privacy is critical
- IBM Blockchain: Enterprise-grade solution built on Hyperledger for secure business use cases
Development tools and infrastructure that blockchain development agencies use:
- Node providers (e.g., Alchemy, Infura, QuickNode): Give developers access to blockchain networks without running their own nodes
- Smart contract tools (e.g., Remix IDE): Used to write, test, and deploy contract code
- Frameworks and CLIs (e.g., Ignite CLI): Help set up and manage blockchain projects faster
How much do blockchain companies charge for their services?
Blockchain development companies typically charge from $40,000 to $300,000+ for a full solution, depending on complexity, features, and security requirements.
Cost by project complexity
The biggest cost driver is the solution's complexity, from basic smart contracts to full-scale platforms.
- Simple blockchain apps: $40,000 to $60,000
Basic features like simple smart contracts or payment functionality - Mid-level applications: $60,000 to $150,000
dApps with user roles, integrations, and moderate decentralization - Complex blockchain systems: $150,000 to $300,000+
Enterprise platforms, advanced security, custom architecture
Cost by solution type
Different blockchain products have different price ranges based on functionality.
- dApps: $35,000 to $150,000
- NFT marketplaces: $55,000 to $125,000
- Crypto wallets: $125,000 to $200,000
- Crypto exchanges: $135,000 to $190,000
- DAO platforms: $10,000 to $30,000
Cost breakdown across the project
Your budget is split across multiple phases, not just development.
- Consulting and planning: 5%
- UI/UX design: 10%
- Core development: 45%
- Testing and QA: 25%
- Deployment and maintenance setup: 15%
Final pricing depends on scope, security level, integrations, and whether you build on an existing blockchain or create a custom one.
What are the ongoing costs of maintaining a blockchain solution?
Ongoing blockchain costs typically range from 15% to 25% of the initial development cost per year, depending on system complexity and usage.
Key ongoing costs include:
- Maintenance and updates: Bug fixes, performance improvements, and feature upgrades
- Infrastructure: Node providers, cloud services, and storage as usage grows
- Security: Regular audits, monitoring, and protection against vulnerabilities
- Transaction fees: Ongoing network or gas fees for processing transactions
- Support and operations: Technical monitoring, DevOps, and user support
- Compliance: Legal, regulatory, and data protection requirements
Costs increase as the system scales, handles more transactions, or requires higher security.
How long does it take to build a blockchain solution?
The best blockchain development company typically needs 3 to 9+ months to build a blockchain solution, depending on complexity, features, and security requirements.
Typical timeline by complexity:
- Simple solutions: 1 to 2 months
Basic wallets or simple smart contract apps - Mid-level projects: 2 to 4 months
dApps with integrations and user functionality - Complex systems: 4 to 9+ months
DeFi platforms, marketplaces, or enterprise solutions
Blockchain development agencies build products in stages, and each is adding time:
- Planning and requirements: 1 to 2 weeks
- Architecture and design: 2 to 4 weeks
- Development: 1 to 6 months
- Testing and QA: 2 to 4 weeks
- Deployment: 1 to 2 weeks
Factors that affect the timeline include scope and feature set, choice of blockchain platform, team experience, and whether you build from scratch or use existing tools.
What is the difference between public and private blockchains?
Public blockchains are open to anyone, while private blockchains are restricted to approved users and controlled by an organization.
You can see the main differences in the following table:
| Feature | Public blockchain | Private blockchain |
| Access | Anyone can join | Permission required |
| Control | Decentralized | Controlled by one entity or group |
| Transparency | Fully transparent | Limited visibility |
| Speed | Slower | Faster |
| Cost | Higher (transaction fees) | Lower |
| Security | High through decentralization | High, but depends on governance |
| Use cases | Crypto, DeFi, NFTs | Enterprise systems, internal operations |
How do blockchain development agencies ensure security?
Blockchain development firms ensure security by combining secure coding, testing, and continuous monitoring to prevent vulnerabilities and protect data and transactions.
Key security practices include:
- Smart contract audits: Reviewing code to detect bugs, exploits, and logic flaws before deployment
- Secure development practices: Using proven frameworks, code standards, and peer reviews
- Encryption and key management: Protecting data with cryptography and secure storage of private keys
- Testing and simulation: Running stress tests and attack scenarios to identify weaknesses
- Access control: Limiting permissions and enforcing authentication for users and systems
- Ongoing monitoring: Tracking activity, detecting threats, and applying updates or patches quickly
Security is built into every stage, not added after deployment.


























