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. 

$50,000 & Up ×
  • Software & Hi-Tech Development

    Slash is based in Singapore, with community-focused R&D hubs in Bali and Phnom Penh. We assist innovators in creating software, products and hi-tech startups, as well as create remote, autonomous teams...

    Top Services:

    • Mobile App Development
    • AI Development
    • Blockchain
    • Software Development
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    Location
    Singapore, Singapore
    Number of Employees
    100 - 249
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $50,000 & Up
  • Bringing your ideas to life

    At Revelry, we empower individuals by creating cutting-edge software products that they adore. Since our inception in 2012, we've been crafting and implementing scalable software solutions for businesses all over the world. Regardless of where you are in the development process, from idea to the millionth...

    Top Services:

    • UI/UX Design
    • Mobile App Development
    • Blockchain
    • Staff Augmentation
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    Location
    New Orleans, Louisiana
    Number of Employees
    100 - 249
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $50,000 & Up
  • Engineers private LLM systems, sovereign AI deployments, and agentic architectures for enterprises

    Tensorsoft is an AI-first software development company helping growing businesses build scalable, intelligent, and future-ready digital solutions. We specialize in designing and developing custom software, mobile applications, and AI-powered platforms that solve real business problems and accelerate growth...

    Top Services:

    • AI Development
    • Software Development
    • Blockchain
    • IoT
    • Mobile App Development
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    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
  • Leverage World-class Talent

    Toptal is a highly respected network of elite talent available when needed. Our team of problem-solvers is committed to integrity, and leading companies turn to us for critical projects. We equip organizations with the tools to compete and succeed in a rapidly-evolving business world, boasting exceptional...

    Top Services:

    • Mobile App Development
    • VR/AR
    • Blockchain
    • Software Development
    • AI Development
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    Location
    San Francisco, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $50,000 & Up
  • We Build Innovative Multiplatform Flutter Apps for the Digital World

    We provide our clients with infinite scaling and very quick feature delivery times...

    Top Services:

    • Mobile App Development
    • IT Services
    • Software Development
    • Blockchain
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    Location
    Inglewood, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $50,000 & Up
  • Your digital future.

    The mission of neke-neke is to help its customers to thrive in a digital world. Therefore, we provide AI-custom solutions with proven and emerging technologies to tackle the most urgent problems...

    Top Services:

    • IoT
    • AI Development
    • Software Development
    • Mobile App Development
    • Blockchain
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    Location
    Urstein, Austria
    Number of Employees
    Under 49
    Minimal Budget
    $50,000 & Up
  • Bridging the Gap Between People and Technology

    As a leading Drupal development company, we understand that the way your customers engage with technology is evolving. Our expertise in world-class engineering and design thinking allows us to redefine user experiences and provide solutions that cultivate lasting customer relationships...

    Top Services:

    • Software Development
    • Blockchain
    • IoT
    • DevOps Consulting
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    Location
    Bengaluru, India
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    4 Projects Listed
  • Transforming Ideas Into Matter

    We are software alchemists: crafting more than code, creating new realities.Like those who once turned metals into gold, we blend technology, creativity, and human insight to forge innovative software that transforms how the world works, thinks, and feels...

    Top Services:

    • Software Development
    • UI/UX Design
    • Branding
    • Product Design
    • Digital Strategy
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    Location
    Buenos Aires, Argentina
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
  • Innovating Software Solutions, Accelerating Growth

    Digbang is a software development agency specializing in innovative and scalable digital solutions. Its expertise spans web and mobile development, blockchain, AI, and cloud technologies. With a focus on transforming industries, Digbang has partnered with prominent companies worldwide to deliver exceptional...

    Top Services:

    • Product Design
    • Blockchain
    • UI/UX Design
    • Design Services
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    Location
    Buenos Aires, Argentina
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $50,000 & Up
  • Solutions Built for Performance and Security

    KYOTU Technology delivers AI-driven software solutions to manufacturing, energy, healthcare, and insurance companies. Focused on enhancing performance and driving cost-efficiency, the agency offers enterprise-level software development, product development for scale-ups, and cutting-edge solutions in DevOps...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • IoT
    • IT Services
    • Show more
    Location
    Warsaw, Poland
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $50,000 & Up
  • Building Australias Future with Blockchain

    Blockchain Australia is a premier blockchain development and consulting agency dedicated to transforming ideas into impactful solutions. With expertise in integrating blockchain into diverse industries, they empower businesses to leverage emerging technology for competitive advantage...

    Top Services:

    • Blockchain
    Location
    Melbourne, Australia
    Number of Employees
    Under 49
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $50,000 & Up
  • Build your own high-performing agile team!

    Teqnovos is a leading mobile and web app development company that caters to the technological needs of a wide variety of businesses...

    Top Services:

    • Software Development
    • Web Development
    • Mobile App Development
    • Blockchain
    • UI/UX Design
    • Show more
    Location
    Nagar, India
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    1 Project Listed
  • See Beyond, Rise Above.

    Persistent Systems, a renowned global leader in software product development and technology services. Delve into our innovative offerings to stay ahead in the ever-evolving landscape of technology...

    Top Services:

    • AI Development
    • Software Development
    • Web Development
    • Mobile App Development
    • Blockchain
    • Show more
    Location
    Pune, India
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up

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: 

FeaturePublic blockchainPrivate blockchain
AccessAnyone can joinPermission required
ControlDecentralizedControlled by one entity or group
TransparencyFully transparentLimited visibility
SpeedSlowerFaster
CostHigher (transaction fees)Lower
SecurityHigh through decentralizationHigh, but depends on governance
Use casesCrypto, DeFi, NFTsEnterprise 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. 

 

 

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