Top Blockchain & Web3 Development Firms

Code deployed to a public blockchain is hard to change and often holds money, so mistakes cost far more than in ordinary software. Blockchain and Web3 development companies build that code and the products around it: smart contracts in Solidity or Rust, decentralized apps, wallets, token and NFT platforms, DeFi protocols, real-world asset tokenization and private ledgers on Hyperledger Fabric. Fintechs, exchanges, game studios and enterprises hire them to launch a token or marketplace, add crypto payments, or build supply chain and identity systems on a shared ledger.

Compare developers here on audited contracts already in production, the chains they deploy to, and how they handle key management and upgrades.

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We evaluate companies on verified profile data: services, pricing, locations, and portfolio. Client reviews are being collected. We may earn a fee for some placements. How we rank and verify

3,786 Companies

List of the Best Blockchain & Web3 Development Agencies

GreyScript Technologies Pvt Ltd
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At GreyScript Technologies, we develop innovative infrastructures that facilitate growth in today's businesses. As a development firm focused on AI, we specialize in creating high-performance mobile applications and tailored software solutions to tackle the intricate challenges of the digital econom
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Thane, Maharashtra, In
Services Provided+5 Services
10% Custom Web Application Development
18% Mobile App Development (iOS & Android)
8% Backend Development
10% Legacy System Modernization
AI Summary
“GreyScript Technologies specializes in AI-driven custom mobile and web software solutions, focusing on precision, scalability, and revenue-driven outcomes to support complex business challenges.”
RSL Solution Private Limited
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RSL Solution PVT LTD is an experienced software development firm with expertise in a wide array of technologies, including Flutter, React Native, Android, Windows, Angular JS, HTML5, PHP, Node.js, Python, Salesforce, .NET, ASP.NET, JAVA, J2EE, Oracle, and Blockchain. We are proud of our successful h
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
50-249
Employees
Pimpri-Chinchwad, Maharashtra, In
Services Provided+4 Services
8% Custom Web Application Development
10% Mobile App Development (iOS & Android)
7% Backend Development
5% Frontend Development
AI Summary
“RSL Solution Private Limited is a versatile software development firm offering tailored UX/UI, AI-driven applications, and comprehensive services across numerous technologies, delivering over 100 successful projects with client satisfaction.”
ECORE Design
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ECORE Design, located in Silicon Valley, boasts over a decade of expertise in digital design and development. We create modern, distinctive, and sophisticated experiences tailored for businesses of all sizes. Whether you're a consultant seeking a polished appearance or a well-established company loo
Highlights
$100-149/hr
Avg Hourly Rate
2-9
Employees
Services Provided+2 Services
8% Blockchain & Web3 Development
17% QA & Software Testing
15% UX Research & Usability Testing
10% Product UX Strategy
AI Summary
“ECORE Design offers comprehensive digital design services, including web, product, and visual branding, delivering tailored, modern solutions that enhance user experience and brand identity.”
Techvirtue
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We are a group of full-stack developers, designers, and product creators dedicated to assisting businesses in launching, growing, and updating their digital presence. We go beyond mere development; we create experiences that connect, inspire, and drive innovation. Our goal is to turn your vision int
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+3 Services
20% Custom Web Application Development
7% Blockchain & Web3 Development
7% Mobile App Development (iOS & Android)
20% Web App UI Design
AI Summary
“Techvirtue is a team of full-stack developers and designers crafting innovative digital solutions that enhance business presence, drive engagement, and translate visions into unique technological experiences.”
Book Writing Cube
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Book Writing Cube provides a wide range of affordable marketing solutions. Our carefully designed packages guarantee exceptional quality and timely delivery. Our team of skilled professionals collaborates closely with clients to meet their specific needs and preferences. We prioritize offering custo
Highlights
$25,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
250-999
Employees
Middletown, Delaware, Us
Services Provided+6 Services
7% E-Commerce Development
7% Mobile App Development (iOS & Android)
17% Custom Web Application Development
3% Blockchain & Web3 Development
AI Summary
“Book Writing Cube delivers affordable, high-quality marketing solutions with timely delivery, offering customized services through skilled professionals to help clients achieve success and lasting impact.”
Cream Beans
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Cream Beans is a global software development company specializing in custom web and mobile applications, as well as Artificial Intelligence and blockchain solutions. Our range of services encompasses IT consulting, design, market research, quality assurance, post-release support, among others. We ha
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
2-9
Employees
Services Provided+2 Services
15% Custom Web Application Development
14% Mobile App Development (iOS & Android)
5% Blockchain & Web3 Development
33% Product UX Strategy
AI Summary
“Cream Beans is a global software development firm delivering custom web, mobile, AI, and blockchain solutions across diverse industries, supported by expert IT consulting, design, and quality assurance services.”
Innovun Global Pvt Ltd
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**Innovun Global: Human-Led. Technology-Driven.** At Innovun Global, we spark digital transformation with customized technology, marketing, and AI-powered solutions designed for forward-thinking businesses. By merging innovative ideas, state-of-the-art technology, and strategic insights, we help org
Highlights
$25,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Bengaluru, Karnataka, In
Services Provided+13 Services
10% CRM Consulting and SI
10% Other IT Consulting and SI
10% Social Media Marketing
5% AI Strategy & Roadmap Consulting
AI Summary
“Innovun Global delivers tailored technology, marketing, and AI solutions that drive digital transformation, foster innovation, and optimize ROI, focusing on collaboration and sustainable growth.”
Upperthrust Technologies
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At Upperthrust, we are passionate about growth and staying updated with the latest technology trends. We empower your brand to establish itself as an authority in niche products and knowledge in the fast-paced online landscape. Our strategies are tailored to help your brand achieve excellence. We tr
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Pune, Maharashtra, In
Services Provided+9 Services
9% Mobile App Development (iOS & Android)
8% Custom Web Application Development
5% API Development & Integration
3% Blockchain & Web3 Development
AI Summary
“Upperthrust Technologies delivers tailored software development, blockchain, UX/UI design, cloud consulting, and business strategy services, driving client growth through innovative technology and operational excellence.”
ADA Global
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We are a company specializing in business intelligence and software development, offering comprehensive solutions for digital transformation across various industries. Our goal is to deliver straightforward solutions to intricate problems, leveraging over 20 years of experience in project leadership
Highlights
$50,000+
Min Project Size
$150+/hr
Avg Hourly Rate
50-249
Employees
Ciudad de Mexico, Dif, Mx
Services Provided+4 Services
5% E-Commerce Development
13% Custom Web Application Development
6% Mobile App Development (iOS & Android)
1% Blockchain & Web3 Development
AI Summary
“ADA Global delivers tailored business intelligence and software solutions, leveraging 20+ years' expertise to drive digital transformation and optimize technological resources across diverse industries.”
QUES software house
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We focus on creating fast, responsive, and scalable applications. Our primary frontend frameworks are Angular 2+ and React, while our backend technologies include GoLang and Node.js, utilizing either runtime or Lambda with AWS services. For security, we employ Firebase Auth, JWT, or KeyCloak. We are
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Bratislava, Bratislava, Sk
Services Provided+7 Services
10% Custom Web Application Development
10% Mobile App Development (iOS & Android)
8% API Development & Integration
3% Blockchain & Web3 Development
AI Summary
“QUES software house specializes in fast, scalable applications using Angular, React, GoLang, and AWS, with expertise in mobile apps, IoT networks, security, and comprehensive UI/UX design.”

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