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Top Blockchain Companies & Developers in Vienna

Ratings Updated: September 13, 2026
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10 Companies

Country: Austria
City: Vienna

List of the Top Vienna Blockchain Development Companies

  • Featured

    What are Featured Providers?

    Nextrope Logotype

    Nextrope

    5.0 18 reviews
    Premier Verified
    $25,000+
    $50 - $99 / hr
    10 - 49
    Serves Vienna, Austria

    Services provided

    70% Blockchain
    30% Custom Software Development

    Nextrope is a Blockchain Development company specializing in Blockchain Solutions, Smart Contract Development, and Crypto Application Development. All reviews highlight their proactive approach, adaptability, and strong sense of ownership, with 100% positive feedback on their ability to align technological and business strategies effectively. Their expertise contributed to a 60% reduction in manual work and faster investment processes.

    See all 18 projects
    1 of 1 Blockchain reviews are 5 stars
    $10,000 – $49,000 avg. project cost

    Blockchain PROJECT HIGHLIGHT

    Blockchain Platform Dev for Real Estate Investment Platform

    5.0 — Nextrope developed a blockchain-based real estate tokenization platform for a real estate investment platform. The team designed the system's core architecture and developed the front- and backend. Read more
    Read 1 Review

    Industry Experience

    Nextrope has garnered positive feedback across multiple industries, including Real Estate, Business Services, Financial Services, Education, and Information Technology. Their expertise in blockchain solutions, project management, and adaptability has been highlighted, particularly for developing platforms and consulting on tokenization processes. Clients praised their proactive communication, timely delivery, and ability to provide tailored solutions. Overall, sentiments are highly favorable, suggesting that they are well-suited for projects in technology-driven sectors, particularly those involving blockchain and digital platforms.

    Read All Reviews

    Select Industry to see insights

    Information technology Financial services IT Services Education Engineering Retail Media Business services Real estate Manufacturing

    Average Project Cost Breakdown

    $10,000 to $49,000 (10) Less than $10,000 (4) $50,000 to $199,999 (2)

    What Clients Have Said

    Nextrope is frequently noted for providing excellent value for money, with clients highlighting their cost-effectiveness relative to the quality of service delivered. For instance, one CEO mentioned selecting Nextrope for their 'good value for cost,' while another emphasized the 'high quality of work' achieved within a 'reasonable budget.' Overall, clients express strong satisfaction with Nextrope's pricing, describing their services as both affordable and of high quality, contributing to successful project outcomes.
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    More responsive than most other service providers

    Nextrope is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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    RedDuck Logotype

    RedDuck

    5.0 16 reviews
    Verified
    $5,000+
    $50 - $99 / hr
    10 - 49
    Serves Vienna, Austria

    Services provided

    90% Blockchain
    10% Web Development

    RedDuck is a Blockchain Development company specializing in Distributed Ledger Technology, Smart Contract Development, and Decentralized Application (DApp) Development. Reviews highlight their strong project management skills and responsiveness, with 100% positive feedback on their ability to meet deadlines and adapt to client needs. Clients frequently commend their technical precision and strategic approach, ensuring high-quality deliverables.

    See all 16 projects

    Reviews mention Meets deadlines

    RedDuck has received positive feedback regarding their ability to meet deadlines, with clients highlighting their productivity in time management and consistent on-time delivery. One client noted that RedDuck was proactive in communication, maintaining daily stand-ups and ensuring accountability among team members for delivery timelines. Overall, the sentiment reflects a strong reliability in meeting project milestones without unnecessary delays, contributing to client satisfaction and ongoing collaboration.
    • Platform Development for Financial Services Company
      5.0 Jul 31, 2023

      RedDuck has been very productive in their time management and has always delivered on time. They have been very proactive in communication with daily stand-ups and managers holding the junior devs responsible for the delivery timeline promised. What is also very refreshing to see that the team delivered without fuss and unnecessary delays.

      Read Full Review
    Read All Reviews
    7 of 7 Blockchain reviews are 5 stars
    2 new reviews for Blockchain in past 6 months
    $50,000 – $199,999 avg. project cost

    Blockchain PROJECT HIGHLIGHT

    Blockchain Development for FinTech Company

    5.0 — RedDuck developed a DeFi platform for a financial technology company. The team built the client's smart contracts, backend infrastructure, frontend app, user dashboard, landing website, and a Read more
    Read 7 Reviews

    Industry Experience

    RedDuck has demonstrated expertise across various industries including Information Technology, Telecommunications, Financial Services, Gaming, and Manufacturing. Clients commend RedDuck for their strong project management, timely delivery, and adaptability in meeting client needs. Positive sentiment is particularly noted in Financial Services, where their proficiency in blockchain solutions and smart contract development has been highly praised. Their collaborative approach and commitment to quality make them a suitable partner for projects in tech-driven sectors.

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    Select Industry to see insights

    Manufacturing Logistics & Supply Chain Gaming Other Industry Financial services Information technology
    $6,400 Allocation of an ethereum smart-contract developer $9,600 Allocation of a senior ethereum developer RWA/DeFi $12,800 Allocation of a tech-lead developer RWA/DeFi/Web3

    Software Development (Ethereum/EVM)

    Development of Blockchain/Web3 software focusing on smart-contracts / DeFi / RWA on Ethereum network.
    View Packages
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  • Wavect GmbH Logotype

    5.0 10 reviews
    Premier Verified Clutch Guarantee
    $5,000+
    $100 - $149 / hr
    10 - 49
    Wien, Austria

    Services provided

    10% Blockchain
    30% AI Development
    30% Custom Software Development +3 services
    10% AI Consulting
    10% Application Testing
    10% Generative AI

    Wavect GmbH is a Blockchain Development company specializing in integrating blockchain technology solutions, including smart contract development and decentralized system development. They consistently deliver high-quality, timely projects with professional project management. Clients commend their speed of delivery and technical expertise, with 100% positive feedback highlighting their intelligence and professionalism.

    See all 10 projects
    6 of 6 reviews are 5 stars
    2 new reviews for Blockchain services
    $10,000 – $49,000 avg. project cost

    Reviewed 6 times in the past 6 months

    Wavect GmbH has received positive feedback from clients in the past six months, highlighting their professionalism, timely delivery, and effective communication. Clients particularly appreciated their expertise in technical areas, such as Web3 integration and AI product development. Notably, one client praised Wavect GmbH for enabling their platform to handle hundreds of users efficiently, while another commended their structured approach to quality assurance. Overall, clients reported high satisfaction levels with no significant areas for improvement identified.
    Read 6 Recent Reviews
    2 of 2 Blockchain reviews are 5 stars
    2 new reviews for Blockchain in past 6 months
    $10,000 – $49,000 avg. project cost

    Blockchain PROJECT HIGHLIGHT

    Thirdweb Integration Services for Web3 Marketplace

    5.0 — WAVECT GmbH integrated a Web3 marketplace platform with Thirdweb to assign Web3 wallets to customers. Read more
    Read 2 Reviews

    View projects from:

    United States (3) Canada (1) Cayman Islands (1) Germany (1)

    This provider is fluent in 2 languages:

    • English
    • German

    This provider is available in 38 time zones:

    • Colombia Time (COT)
    • Near East Time (NET)
    • Middle East Time (MET)
    • China Taiwan Time (CTT)
    • Gulf Standard Time (GST)
    • Brazil Eastern Time (BET)
    • Greenwich Mean Time (GMT)
    • India Standard Time (IST)
    View all time zones

    Wien, Austria

    Klimschgasse 2
    Wien, Austria 1030

    2 - 5

    +43 650 6256966

    See All Locations (2)
    View Profile Visit Website
  • Altasoft Software Solutions Logotype

    4.5 1 review
    $5,000+
    $50 - $99 / hr
    10 - 49
    Wien, Austria

    Services provided

    10% Blockchain
    20% IT Staff Augmentation
    20% Mobile App Development +4 services
    20% Web Development
    10% AR/VR Development
    10% Custom Software Development
    10% E-Commerce Development

    Altasoft Software Solutions is an IT outsourcing company that specializes in bridging personnel gaps with skilled software developers, primarily in backend and frontend development. With 100% positive feedback, clients commend their ability to adapt and deliver project needs while providing mid to senior-level developers. Their connections in hard-to-reach countries and expertise in various technologies are highlighted across reviews.

    See all 1 projects

    Industry Experience

    Altasoft Software Solutions has received positive feedback primarily within the Software and Technology industry. Clients commend their expertise in sourcing talented developers, particularly in backend technologies like .NET Core and microservices. Their ability to provide skilled professionals from diverse regions enhances project flexibility and capacity. Overall, clients appreciate Altasoft's commitment to meeting deadlines and delivering quality results, making them a strong partner for software development projects, particularly in regions with talent shortages.

    Read All Reviews

    Select Industry to see insights

    Software

    Average Project Cost Breakdown

    What Clients Have Said

    Clients have expressed that Altasoft Software Solutions provides good value for money, particularly in sourcing skilled developers from diverse countries to meet project needs. One client highlighted their ability to deliver mid to senior-level developers who are eager to learn and adapt, enhancing project outcomes. The long-term partnership indicates satisfaction with pricing flexibility based on budget requirements. Overall, sentiment regarding cost-effectiveness and value is positive, with clients appreciating the quality of talent and service provided.
    Read All Reviews

    Wien, Austria

    Johann Strauss Gasse 3-15
    Wien, Austria 1040

    2 - 5

    +436766112310

    See All Locations (2)
    View Profile
  • THE SWARM DEVELOPMENT GmbH Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    10 - 49
    Wien, Austria

    Services provided

    20% Blockchain
    20% Custom Software Development
    15% E-Commerce Development +7 services
    10% AR/VR Development
    10% Web Design
    5% Cybersecurity
    5% IT Strategy Consulting
    5% Mobile App Development
    5% UX/UI Design
    5% Web Development

    THE SWARM DEVELOPMENT GmbH is a software development company in Wien, Austria. They specialize in Custom Software Development and Blockchain.

    Read more
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  • Cryptix AG Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Wien, Austria

    Services provided

    25% Blockchain
    25% Cloud Consulting & SI
    25% Cybersecurity +1 service
    25% IT Strategy Consulting

    Cryptix AG, an IT strategy consulting company, offers IT strategy consulting and cloud consulting & SI. The agency is headquartered in Zug, Switzerland and Wien, Austria.

    Read more

    Wien, Austria

    1 Opernring
    Wien, Austria 1010

    16 - 20

    +43 1 2089895

    See All Locations (3)
    View Profile
  • CryptIT GmbH Logotype

    Not yet reviewed

    $5,000+
    $150 - $199 / hr
    10 - 49
    Wien, Austria

    Services provided

    20% Blockchain
    35% Enterprise App Modernization
    20% AI Agents +2 services
    15% Custom Software Development
    10% AI Consulting

    CryptIT GmbH, an Enterprise App Modernization company, is headquartered in Wien, Austria. They provide Enterprise App Modernization and Blockchain and were founded in 2021.

    Read more
    View Profile
  • OG Technologies EU Logotype

    Not yet reviewed

    $25,000+
    $50 - $99 / hr
    2 - 9
    Wien, Austria

    Services provided

    10% Blockchain
    12% IT Strategy Consulting
    10% AI Development +7 services
    10% API Development
    10% Cloud Consulting & SI
    10% Custom Software Development
    10% Cybersecurity
    10% Enterprise App Modernization
    10% Web Development
    8% IT Managed Services

    OG Technologies EU is an IT strategy consulting company. The Wien, Austria-based agency was founded in 2021. Their services include IT strategy consulting and cloud consulting & SI.

    Read more
    $499 Embark on your Web3 journey $999 Elevate your business with Web3 innovation $1,499 Unleash the full potential of your enterprise.

    I will ignite your business with Web3 innovation

    Welcome to OG Technologies EU, your gateway to cutting-edge technology solutions! As the founder, Olvis E. Gil Ríos, I bring a wealth of expertise to elevate your digital experience. Our gig specializes in Web3 development, smart contracts, blockchain solutions, DApp development, and decentralized applications (DApps).
    View Packages
    View Profile
  • Alpine Blockchain Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Brunn am Gebirge, Austria

    Services provided

    30% Blockchain
    30% Blockchain Marketing
    20% Application Testing +1 service
    20% Cybersecurity

    Alpine Blockchain is a Blockchain company. The Brunn am Gebirge, Austria-based team provides Blockchain and Blockchain Marketing.

    Read more
    View Profile
  • OpenValue Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Wien, Austria

    Services provided

    20% Blockchain
    60% Custom Software Development
    20% AI Development

    OpenValue is a software development firm. The Wien, Austria-based team offers Custom Software Development and Artificial Intelligence.

    Read more
    View Profile
  • Parsition GmbH Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Wien, Austria

    Services provided

    10% Blockchain
    30% Mobile App Development
    20% Web Development +8 services
    5% Custom Software Development
    5% Digital Strategy
    5% E-Commerce Development
    5% Graphic Design
    5% Social Media Marketing
    5% UX/UI Design
    5% Video Production
    5% Web Design

    Parsition GmbH is a mobile application development company. Their small team is headquartered in Wien, Austria. Their team specializes in Mobile App Development and Web Development.

    Read more
    View Profile
  • A.R. Merkeleon GmbH Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    50 - 249
    Pöttelsdorf, Austria

    Services provided

    30% Blockchain
    20% Custom Software Development
    20% E-Commerce Development +4 services
    10% Other Application Development
    10% Web Development
    5% IT Managed Services
    5% Mobile App Development

    A.R. Merkeleon GmbH, a Blockchain company, provide Blockchain and Custom Software Development. They were launched in 2009.

    Read more
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1 Wavect GmbH
2 Altasoft Software Solutions

List of the Top 2 Vienna Blockchain Development Companies

  1. Wavect GmbH Logotype

    Wavect GmbH

    $5,000+
    $100 - $149 / hr
    10 - 49
    Wien, Austria

    Ability to deliver

    37.8/40.0
    18.6/20 Reviews
    10/10 Clients & Experience
    9.2/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  2. Altasoft Software Solutions Logotype

    Altasoft Software Solutions

    $5,000+
    $50 - $99 / hr
    10 - 49
    Wien, Austria

    Ability to deliver

    20.8/40.0
    14.6/20 Reviews
    1.7/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  3. THE SWARM DEVELOPMENT GmbH Logotype

    THE SWARM DEVELOPMENT GmbH

    $5,000+
    $100 - $149 / hr
    10 - 49
    Wien, Austria

    Ability to deliver

    10.5/40.0
    0/20 Reviews
    5.9/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website
  4. Cryptix AG Logotype

    Cryptix AG

    Undisclosed
    Undisclosed
    10 - 49
    Wien, Austria

    Ability to deliver

    5.5/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.5/10 Market Presence

    Service focus

    25% Blockchain
    75% Other
    View Profile Visit Website
  5. CryptIT GmbH Logotype

    CryptIT GmbH

    $5,000+
    $150 - $199 / hr
    10 - 49
    Wien, Austria

    Ability to deliver

    4.9/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website
  6. OG Technologies EU Logotype

    OG Technologies EU

    $25,000+
    $50 - $99 / hr
    2 - 9
    Wien, Austria

    Ability to deliver

    4.6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  7. Alpine Blockchain Logotype

    Alpine Blockchain

    Undisclosed
    Undisclosed
    2 - 9
    Brunn am Gebirge, Austria

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    30% Blockchain
    70% Other
    View Profile Visit Website
  8. OpenValue Logotype

    OpenValue

    Undisclosed
    Undisclosed
    50 - 249
    Wien, Austria

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website
  9. Parsition GmbH Logotype

    Parsition GmbH

    Undisclosed
    Undisclosed
    10 - 49
    Wien, Austria

    Ability to deliver

    4/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  10. A.R. Merkeleon GmbH Logotype

    A.R. Merkeleon GmbH

    $5,000+
    $50 - $99 / hr
    50 - 249
    Pöttelsdorf, Austria

    Ability to deliver

    6.5/40.0
    0/20 Reviews
    0/10 Clients & Experience
    6.5/10 Market Presence

    Service focus

    30% Blockchain
    70% Other
    View Profile Visit Website

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