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We turn your ideas into viable Web3 businesses

Cowchain is a team of 60+ Web3 developers delivering full-cycle blockchain products. We build smart contracts (ERC20/ERC721), launchpads, lending protocols, token sale pages with fiat/crypto integration, and dApps.

Tech stack: Solidity, React, React Native, Node.js. We support Ethereum, BNB Chain, Avalanche, Arbitrum, and more. From idea to deployment — we cover development, QA, project management, and architecture.

Let's turn your Web3 vision into reality.

  • Min project size
    $25,000+
  • Hourly rate
    $25 - $49 / hr
  • Employees
    50 - 249
  • Locations
    Warszawa, Poland
  • Year founded
    Founded 2020

2 Locations

  • Warszawa , Poland
  • Kyiv , Ukraine

No have been added yet...

    Pricing Snapshot

    Min. project size $25,000+
    Avg. hourly rate $25 - $49 /hr
    Rating for cost 5 /5

    What Clients Have Said

    Cowchain offers competitive pricing with good value for cost, making them a budget-friendly option for various projects. Clients noted alignment with budget expectations, and multiple reviews highlighted timely delivery and effective communication as key strengths.

    This summary is based on verified Clutch reviews.

    Most Common Project Size

    $10,000 - $49,999 based on 24 reviews
    < $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

    Select a service to see pricing information

    Highly Rated Similar Providers

    Cowchain Review Insights

    Overall Review Rating

    5.0
    • Quality 5.0
    • Schedule 5.0
    • Cost 5.0
    • Willing to Refer 5.0

    Top Mentions

    Review Highlights

    • Excellent Adaptability and Problem-Solving

      The team is recognized for their adaptability and problem-solving skills, especially when integrating complex systems. Their ability to quickly address challenges and provide innovative solutions is a recurring theme in client feedback.

    • Strong Cultural Fit and Company Values

      Clients often choose Cowchain due to their cultural fit and aligned company values. This alignment fosters a collaborative environment where both parties feel understood and supported, contributing to successful project outcomes.

    • Impressive Technical Research and Planning

      Cowchain's thorough technical research and planning phase is highlighted by clients as a significant strength. This initial phase ensures a clear understanding of project requirements and sets the foundation for successful project execution.

    • No Notable Areas for Improvement

      Most clients express complete satisfaction with Cowchain's services, with no areas noted for improvement. This indicates a high level of client satisfaction and confidence in Cowchain's capabilities.

    • High Ratings and Referrals

      Many clients found Cowchain through referrals or were influenced by their high ratings. This indicates a strong reputation in the industry, built on trust and consistent delivery of quality services.

    Cowchain Reviews

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    Blockchain, Web Dev & UX/UI Design for Blockchain Company

    • Blockchain UX/UI Design Web Development
    • $10,000 to $49,999
    • June - Dec. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their light yet responsible approach to work was impressive."

    May 14, 2025
    Product Manager, Blockchain Company
    Dmytro Semonov
    Verified
    • Information technology
    • United Kingdom
    • 1-10 Employees
    • Online Review
    • Verified

    Cowchain developed a cross-chain yield farming aggregator with auto-compounding rewards for a blockchain company. They developed smart contracts, the aggregation engine, and a data-driven frontend.

    Blockchain Development for Software Development Company

    • Blockchain UX/UI Design Web Development
    • $10,000 to $49,999
    • Sep. 2024 - Jan. 2025
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We were pleasantly surprised by their regular updates and speedy completion of tasks."

    Apr 28, 2025
    CEO, Inspirit
    Yevhen Melnyk
    Verified
    • Information technology
    • Naperville, Illinois
    • 11-50 Employees
    • Online Review
    • Verified

    Cowchain developed a decentralized crowdfunding app for a software development company. The team designed the smart contract logic, frontend UI, and backend for milestone tracking.

    Custom Dev for Conversion Rate Optimization Platform

    • Custom Software Development UX/UI Design Web Development
    • $10,000 to $49,999
    • Sep. - Oct. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Everything is fine."

    Apr 14, 2025
    CEO, Plerdy
    Andrew Chornyy
    Verified
    • Advertising & marketing
    • Ukraine
    • 11-50 Employees
    • Online Review
    • Verified

    Cowchain provided development services for a conversion rate optimization platform. The team created a token, developed smart contracts and an admin panel, and built a frontend for user participation.

    NFT Ticketing Platform Dev for WordPress Development Agency

    • Blockchain UX/UI Design Web Development
    • $10,000 to $49,999
    • Aug. 2024 - Apr. 2025
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We were pleasantly surprised by regular updates and speedy completion of tasks."

    Apr 9, 2025
    Business Assistant, Komanda
    Hanna Korovianska
    Verified
    • Other industries
    • Ukraine
    • 11-50 Employees
    • Online Review
    • Verified

    Cowchain developed an NFT ticketing platform for a WordPress development agency. The team handled the UX/UI design for the Web3-based platform, which features minting, scanning, and transferring.

    Web, Blockchain Dev & UX/UI Design for IT Services Company

    • Blockchain UX/UI Design Web Development
    • $10,000 to $49,999
    • Nov. 2024 - Mar. 2025
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We appreciated their light and simple approach to work."

    Apr 4, 2025
    Business Development Manager, Protectimus Limited
    Anna Korobkyna
    Verified
    • Other industries
    • Dublin, Ireland
    • 51-200 Employees
    • Online Review
    • Verified

    Cowchain developed a Web3 wallet with multi-chain support and security features for an IT services company. They implemented multi-chain compatibility and integrated fiat on-ramp and swap functionalities.

    Web, Blockchain Dev & UX/UI Design for Digital Marketing Agency

    • Blockchain UX/UI Design Web Development
    • $10,000 to $49,999
    • Sep. - Oct. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We were pleasantly surprised by their regular updates and speedy completion of tasks."

    Apr 4, 2025
    Marketing Manager, Digital Marketing Agency
    Julia Klotsko
    Verified
    • Advertising & marketing
    • Ukraine
    • 51-200 Employees
    • Online Review
    • Verified

    Cowchain developed a custom NFT marketplace with trading features for a digital marketing agency. They developed smart contracts, implemented auction and bidding systems, and optimized metadata storage.

    Game Dev & UX/UI Design for Software Company

    • Blockchain UX/UI Design Web Development
    • $10,000 to $49,999
    • July - Sep. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We were impressed by Cowchain's technical expertise and their ability to quickly integrate complex systems."

    Sep 19, 2024
    COO, Primex Finance
    Tanya Chumachenko
    Verified
    • Other industries
    • Virgin Islands (British)
    • 11-50 Employees
    • Online Review
    • Verified

    Cowchain designed and developed a Telegram app game for a software company. The team integrated the app with a DEX Screener API to create a price prediction game.

    Smart Contracts & Blockchain Dev for IT Solutions Company

    • Blockchain Custom Software Development Web Development
    • Confidential
    • Jan. - June 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    “All project tasks have been delivered on time and completed with high quality.”

    Jun 6, 2024
    Company Head, The Firm Syntex
    Jean Firmin
    Verified
    • Other industries
    • Boynton Beach, Florida
    • 1-10 Employees
    • Online Review
    • Verified

    An IT solutions company hired Cowchain to create smart contracts for a complex blockchain project. The team also worked on optimizing a DEX aggregator and developing a custom payment token for the project.

    Platform Design & Dev Services for Software Company

    • Blockchain Custom Software Development Other Design
    • Confidential
    • July - Nov. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0
    "The company's most impressive trait was their innovative integration of web3 technology, which set them apart."
    Nov 6, 2023
    Co-CEO, Retro Bridge
    Davyd Koriahin
    Verified
    • Financial services
    • Warsaw, Poland
    • 1-10 Employees
    • Online Review
    • Verified

    Cowchain provided front- and backend development services for a software company. They initially conducted comprehensive research for reporting and then designed a robust and efficient web3 infrastructure.

    Blockchain & Custom Dev for Biometric Solutions Company

    • API Development Blockchain Custom Software Development Digital Asset Management
    • Less than $10,000
    • July - Aug. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their adeptness in navigating blockchain issues and clear communication made our collaboration productive and seamless."

    Sep 8, 2023
    CEO, Biometric technologies
    Artem Poliakoff
    Verified
    • Other industries
    • Tallinn, Estonia
    • 1-10 Employees
    • Online Review
    • Verified

    Cowchain worked on blockchain and backend development for a biometric solutions company. The team developed smart contracts, a backend to integrate the smart contracts, a database, and more.

    Showing 1-10 of 32 Reviews

    Locations (2)

    Bruna 9 WarszawaPoland 02-594

    10 - 15

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