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. 

  • UK-based bespoke software development company

    Appdrawn is a multi-award winning bespoke software development company based in London and Barcelona. We specialise in a consultancy led approach, delivering high quality bespoke digital platforms, business systems, progressive web apps (PWAs) and mobile apps...

    Location
    Watford, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    8 Projects Listed
  • Mobilize the Future, Faster

    LYQX is a dynamic mobile and website development agency based in Ukraine, driven by a passionate team of designers and developers with over five years of experience. Specializing in UX/UI design and software development, the agency brings creativity and expertise to every project, ensuring exceptional results...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    8 Projects Listed
  • Lets Make an Extraordinary Product Together

    For over 14 years, Devico has been building digital experiences which drive customer engagement, a time-to-market advantage and revenue acceleration...

    Location
    New York City, New York
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    10 Projects Listed
  • Leading AI-Powered Software Development Agency.

    Zignuts Technolab is a top-rated Web and On-demand Mobile App development company in the USA, Germany, and India. We strive to excel in the invention and development of the industry’s most advanced technologies. We will help you to make your digital dreams in on your hand...

    Location
    Gandhinagar, India
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Portfolios Count
    1 Project Listed
  • Think Innovation. Think Us!

    Techugo is a global AI, web, and mobile app development company delivering scalable digital solutions since 2015. With 1400+ products delivered across healthcare, fintech, and on-demand industries, we help startups & enterprises build AI-powered apps & platforms that drive real business growth...

    Location
    Noida, India
    Number of Employees
    250 - 499
    Portfolios Count
    12 Projects Listed
  • Award Winning Blockchain & Apps Development Company

    We at Reactive Space challenge the boundaries of digital transformation while using our skills and experience to facilitate business success...

    Location
    Dubai, United Arab Emirates
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    7 Projects Listed
  • Your Emerging Tech partner

    Codiste is a leading IT services provider that specializes in advanced technologies, including AI,ML,Blockchian and NFT Development, Metaverse, AR/VR Development with Crypto Development. Our Team of experts are highly skilled professionals is committed to delivering innovative and customised solution to meet...

    Location
    Northridge, Ohio
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
  • Extend your team with top tech talents

    We help startups and SMEs work with top tech talents from Eastern Europe...

    Location
    Geneva, Switzerland
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
  • We deliver what you imagine!!

    SemiDot Infotech is a top-notch web and mobile app development company in the UAE with a team of professional designers and coders...

    Location
    Dubai, United Arab Emirates
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    3 Projects Listed
  • Top Mobile App Development Company Powered by AI & Blockchain

    Ultrashield Technology is a top mobile app development company in INDIA, specializing in iOS, Android & cross-platform apps. With expertise in AI/ML, LLMs, and Blockchain, we deliver secure, scalable, and future-ready digital solutions trusted by startups and enterprises...

    Location
    Noida, India
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    9 Projects Listed
  • Top AI & Mobile App Development Company in Dubai

    Code Brew Labs is a leading AI and mobile app company in Dubai. Our highly trained developers make the best out of your ideas to build a brand of great heights...

    Location
    Dubai, United Arab Emirates
    Number of Employees
    250 - 499
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
  • Accelone Advancing What's Possible

    Embark on your digital transformation journey with AccelOne's Software Development delivery model, strategically designed for optimal outcomes. Initiate your digital transformation seamlessly through our comprehensive nearshore and US-based services...

    Location
    Seattle, Washington
    Number of Employees
    100 - 249
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    5 Projects Listed
  • Make Our Dreams Realized

    Accelerate your digital transformation with MOR Software. We provide high-quality IT outsourcing services across diverse industries, from Fintech and Healthcare to Manufacturing. Our expertise spans Custom Web/App Development, Salesforce Implementation, Generative AI, and Automotive software. With a dedicated...

    Location
    Ho Chi Minh, Vietnam
    Number of Employees
    250 - 499
    Average Hourly Rate
    $40/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    3 Projects Listed
  • We make Your web3 Project Viral

    Chainbull is a blockchain-and-Web3 development agency based in Mohali, India, specialising in end-to-end solutions for crypto, DeFi, NFT, smart-contract and exchange projects. It offers full-stack servicesfrom concept and token creation to marketing and exchange listingto clients across startups and...

    Location
    Mohali, India
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
  • We Build Systems That Survive Reality

    We combine deep technical expertise with a passion for innovation to deliver solutions that drive real business value. Our team of seasoned engineers specializes in the intersection of blockchain, backend architecture, and modern DevOps practices...

    Location
    Austin, Texas
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Crafting Tomorrow's Apps, Today!

    Alarab Agency stands as a distinguished Dubai-based Mobile App Development company, certified and recognized for its pioneering role in software design and development innovation...

    Location
    Fujairah, United Arab Emirates
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
  • Best Mobile App Development Company

    Appticz is a leading Mobile app development company that provides end-to-end custom app development services that add value to your business. with 150+ expert developers have helped startups to large companies transform their ideas into great Web and mobile app products...

    Location
    Madurai, India
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    19 Projects Listed
  • A Web3 Blockchain Consulting & Augmentation Agency

    Interexy is a trusted smart contract, app, and web development company that helps you reach a competitive edge in the challenging market...

    Location
    Miami, Florida
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    5 Projects Listed
  • Driving Global Innovation Through AI

    At NKKTech Global, our strength lies in delivering AI-driven solutions, personalized services at competitive prices, and helping clients reimagine and optimize their operations. With deep technical expertise and a commitment to excellence, we serve as a trusted partner for startups and enterprises on their...

    Location
    Hanoi, Vietnam
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
  • Transforming Dynamics of Innovation

    With 8+ years delivering digital excellence, we now build agentic AI systemssmart agents, LLMs, generative AI, predictive analyticsthat think, act, adaptand drive real business outcomes...

    Location
    Dallas, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $45/hr
    Portfolios Count
    4 Projects Listed
  • A Technological Power-House

    A Technical Powerhouse with over 60 years of combined expertise in developing performance-driven, high-tech solutions for the financial and banking sectors by emphasizing creativity and innovation. Android-based software development for mobile terminals and POS terminals. We specialize in the creation of...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    1 Project Listed
  • Building scalable Web3 & AI products from concept to launch

    DESH.Group is a full-cycle Web3 & AI development agency building scalable digital products from concept to launch...

    Location
    Lviv, Ukraine
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • Your Bespoke Key to the Blockchain.

    Blockproof is a premier blockchain development and consulting agency dedicated to navigating complex business challenges. The firm provides tailored solutions for investment, service integration, and new project development, ensuring clients stay ahead in the evolving blockchain ecosystem. Blockproof's...

    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $300/hr
    Minimal Budget
    $25,000 - $50,000
  • Building Reliable Systems For Tomorrows Finance

    Solvionica is a software development company specializing in fintech and crypto solutions. We build secure, scalable systems from web3 solutions, crypto exchanges to trading bots and mining infrastructure tailored to your business needs...

    Location
    Antalya, Turkey
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
  • We Make Software Easier

    SolutionStream is a Utah based full service software development agency specializing in strategy, performance testing, design, and development services...

    Location
    Lehi, Utah
    Number of Employees
    100 - 249
    Average Hourly Rate
    $135/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    5 Projects Listed
  • Delivering end-to-end Blockchain solutions for every business.

    We help clients / companies to create and deliver their idea to the world of Blockchain, cryptocurrencies, and smart contracts...

    Location
    Stockholm, Sweden
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
  • Empowering Innovation, Delivering Excellence.

    KingIT Solutions is a cutting-edge tech powerhouse specializing in Web3, blockchain, and white-label solutions. From NFT marketplaces to decentralized exchanges and online casino platforms, we deliver scalable, high-performance products tailored to the digital economy...

    Location
    Burnham-on-Crouch, United Kingdom
    Number of Employees
    50 - 99
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    5 Projects Listed
  • The Strategic Thinking and Emerging Technologies Experts

    Tap into the power of TagDev Technologies Ltd. and break new grounds with your project through strategic thinking and emerging technologies. Our team of professionals is dedicated to creating a website tailored specifically for you. Our bidirectional communication, client education, accurate management &...

    Location
    Lagos, Nigeria
    Number of Employees
    Under 49
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    7 Projects Listed
  • Automation-first systems, AI solutions, and scalable digital products for growing companies.

    Boutique software studio focused on automation and AI. We build scalable systems that improve operations, reduce friction, and support long-term growth for startups and companies across the US and LATAM...

    Location
    Rosario, Argentina
    Number of Employees
    Under 49
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed
  • 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...

    Location
    Augsburg, Germany
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
  • An award-winning digital development company empowering businesses through expert Solutions

    Software Alliance, a trusted partner in software development and IT services. We empower businesses with tailored, scalable solutions. We are an award-winning digital development company committed to providing AI-powered tech solutions...

    Location
    Lahore, Pakistan
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    17 Projects Listed
  • Software development company

    Agilie is a software development company with 15+ years of expertise delivering fintech, blockchain, healthcare, and IoT solutions for startups, SMEs, and enterprises...

    Location
    Dnipro, Ukraine
    Number of Employees
    50 - 99
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $10,000 - $25,000
  • Propel Your Business Beyond with Blockchain Development and AI

    At VR IT Services Pro, we specialize in blockchain development and web development. We design secure, decentralized applications (dApps) that function on distributed ledger systems. Our expertise extends to customized web solutions, digital marketing, Mobile App Development, and ERP Services, serving as a...

    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
  • Building the future of business smarter, faster, and more connected.

    We are a seasoned team of software experts developing on the cutting edge of metaverse, blockchain and software development...

    Location
    Dubai, United Arab Emirates
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
  • Specialists in Fintech and Blockchain

    Our team possesses a deep understanding and expertise in the Fintech, Blockchain, and Tokenization domains. We have worked with a wide range of clients across different industries and have successfully delivered projects that have helped our clients stay ahead of the curve...

    Location
    Gdynia, Poland
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $10,000 - $25,000
  • IT Must Be Good.

    Silk Software House has been building software for over 20 years and has successfully over 400 projects completed under our belts. This includes dedicated system websites, web, mobile and desktop applications. Our customized cooperation model tailors our services and products to meet our client's specific...

    Location
    Warsaw, Poland
    Number of Employees
    100 - 249
    Average Hourly Rate
    $99/hr
  • Innovative Blockchain And FinTech Solutions

    Founded in 2011, Cesa Yazılım builds secure blockchain, cryptocurrency exchange and FinTech software, plus web & mobile apps. Our team delivers custom digital finance solutions, including digital KYC and cybersecurity...

    Location
    Istanbul, Turkey
    Number of Employees
    50 - 99
    Minimal Budget
    Under $1,000
  • Empowering Businesses Of Every Scale To Innovate

    Appers is an Australia-based blockchain, Web3, and AI development company that helps businesses build decentralized applications, digital asset platforms, and next-generation enterprise software solutions. The company specializes in blockchain development, Web3 ecosystems, smart contracts, tokenization, NFTs...

    Location
    North Adelaide, Australia
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
  • The Best Remote Developers in the World

    We help you find the best remote developers in the world so that you can focus on what you do best, building the future. Offering smart contract, software, and website development services. Expert engineers at a fraction of the price. By building a global development team you get the utility of having a...

    Location
    Winter Park, Florida
    Number of Employees
    100 - 249
    Average Hourly Rate
    $38/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • Safe and Secure Blockchain Technology Service Provider!

    BlockchainX is a profound development company focussing on curating Blockchain and web3 products for businesses, willing to step up and scale in this tech-friendly world. We are a team of equipped, skilled, and experienced professionals to get free consultations...

    Location
    Coimbatore, India
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • All-in-one Software Powerhouse

    A full-service technology company engineering robust web platforms, mobile applications, and motion graphics solutions for enterprises and fast-scaling organizations worldwide...

    Location
    Enugu, Nigeria
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
  • Software Engineering That Creates Value

    We're a global team of developers, designers, and problem-solvers creating impactful software since 2007. IT-Dimension builds future-ready software from AI and IoT to mobile, enterprise, and 3D solutions...

    Location
    West Hollywood, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $49/hr
    Portfolios Count
    4 Projects Listed
  • We build great software that builds your bottom line

    Dualboot is a business and software development company. We build great software, but we base our success on whether it helps your business grow...

    Location
    Raleigh , North Carolina
    Number of Employees
    250 - 499
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    3 Projects Listed
  • Disruptive Technologies Software House

    Our long-term goal is to become the most effective software company in the world...

    Location
    Krakow, Poland
    Number of Employees
    50 - 99
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    2 Projects Listed
  • Crafting Quality, Building Bonds For A Lifetime

    CodesClue Technologies is an AI-first software development agency dedicated to transforming businesses through intelligent, data-driven solutions. We specialize in Generative AI, Machine Learning, Blockchain, and Full-Stack Development, helping startups and enterprises modernize their operations...

    Location
    Ahmedabad, India
    Number of Employees
    Under 49
    Average Hourly Rate
    $15/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    16 Projects Listed
  • Lets Create Human Agency

    Development, Data Science, and Design in the service of increasing agency for our clients, our employees, and humanity...

    Location
    Marina del Rey, California
    Number of Employees
    100 - 249
    Portfolios Count
    3 Projects Listed
  • technology for innovators

    Dycoders team creates solutions for tech industry from startups to businesses, and have a proven track record of providing development services to over 50 companies. Dycoders is not just a developers hub but has digital designers who can make top quality softwares including mobile apps...

    Location
    Boston, Massachusetts
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    6 Projects Listed
  • Delivering Business Productivity In The Cloud

    AwsQuality is a technology consulting company helping businesses design, build, and scale reliable digital solutions. We work across Salesforce, AI, Cloud, DevOps, Mobile, and Web delivering measurable outcomes through engineering quality, transparency, and long-term partnership...

    Location
    Ruston, Louisiana
    Number of Employees
    50 - 99
    Minimal Budget
    Under $1,000
  • We research and develop innovative IT solutions in Green Finance, FinTech and DeFi

    4IRE is a software development and consulting company, providing wide-range expertise required for launching the innovative FinTech and Blockchain solutions. We help our clients with strategy-level consulting, business problems assessment, solution design and development...

    Location
    Tallinn, Estonia
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $10,000 - $25,000

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. 

 

 

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