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Top Blockchain Companies & Developers in Slovenia

Ratings Updated: March 4, 2026
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2 Leaders 7 Contenders

9 Companies

Country: Slovenia

List of the Top Slovenia Blockchain Development Companies

  • Featured

    What are Featured Providers?

    RedDuck Logotype

    RedDuck

    5.0 13 reviews
    Verified
    $10,000+
    $50 - $99 / hr
    10 - 49
    Serves Slovenia

    Services provided

    100% Blockchain

    RedDuck is a blockchain development company specializing in delivering comprehensive blockchain solutions, including smart contract development, distributed ledger technology, and decentralized application (DApp) development. Clients consistently praise their technical precision, proactive communication, and ability to deliver projects on time, with a 100% satisfaction rate highlighted across multiple reviews. Their expertise in blockchain technology and strategic product development is noteworthy.

    See all 13 projects

    Reviews mention Exceeds expectations

    Clients have consistently reported that RedDuck exceeds expectations, particularly in their ability to manage complex, full-cycle development projects with technical precision and creative vision. One CEO noted their proactive approach and strong blockchain expertise, which facilitated the timely launch of a full-featured DeFi platform. The project management was highlighted as exemplary, with clear communication and adaptability to evolving requirements, resulting in a high level of professionalism and satisfaction with the overall outcome.
    • Blockchain Development for FinTech Company
      5.0 Apr 23, 2025

      RedDuck demonstrated excellent project management throughout the engagement. They provided regular progress updates, stuck closely to the development timeline, and were transparent about any adjustments. Communication was clear and responsive — our feedback was always taken into account, and changes were implemented quickly. Overall, they showed a high level of professionalism and adaptability to our evolving requirements. Their team was proactive, detail-oriented, and genuinely invested in the success of our platform. Given the scale and complexity of the project, I didn't personally encounter any issues or areas that stood out as needing improvement. RedDuck handled everything with professionalism, and their structured approach left little room for concern. That said, as with any long-term development partnership, there’s always space to evolve and refine internal processes over time — but in my case, the collaboration was smooth and exceeded expectations.

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    Industry Experience

    RedDuck demonstrates significant expertise in the Financial Services, Gaming, and Logistics industries, with strong feedback highlighting their proficiency in blockchain development, smart contracts, and project management. Clients praised their ability to deliver secure, efficient solutions tailored to complex requirements, particularly in DeFi and tokenization projects. Overall sentiment is highly positive, particularly within Financial Services, where they are recognized for their innovative approaches and strategic insights, making them a suitable partner for companies in these sectors.

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    Financial services Other Industry Logistics & Supply Chain Gaming

    Average Project Cost Breakdown

    $50,000 to $199,999 (5) $10,000 to $49,000 (1)

    What Clients Have Said

    Clients consistently praised RedDuck for offering excellent value for money and fitting within their budgetary constraints. One client noted their 'good value for cost' and another highlighted that their pricing 'fit our budget.' Overall sentiment reflects satisfaction with the company's pricing relative to the quality of services provided, with multiple reviews emphasizing timely delivery and effective project management as key aspects of their positive experience.
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    View projects from:

    Germany (1) India (1) South Africa (1) Thailand (1) Ukraine (1) United States (1) England (1)
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  • Abelium R&D Logotype

    4.9 9 reviews
    $25,000+
    $100 - $149 / hr
    10 - 49
    Ljubljana, Slovenia

    Services provided

    10% Blockchain
    20% Custom Software Development
    20% Web Development +8 services
    10% IT Strategy Consulting
    10% Logistics & Supply Chain Consulting
    5% AI Development
    5% Business Consulting
    5% Digital Strategy
    5% E-Commerce Development
    5% Mobile App Development
    5% UX/UI Design

    Abelium R&D is an IT company specializing in software development, artificial intelligence, and digital transformation, frequently working on complex, scalable platforms. Their reviews reflect a highly positive sentiment, with themes of flexibility, expertise, and successful project delivery. Around 90% of reviewers praise their ability to adapt solutions to client needs, emphasizing their strong project management skills and innovative approaches. Abelium R&D consistently meets client expectations, often exceeding them by offering advanced, user-friendly solutions across diverse industries.

    See all 9 projects

    Reviews mention Understands their clients' needs

    Clients have expressed strong satisfaction with Abelium R&D's ability to understand their needs. One CEO noted that the team not only grasped the complexities of their software but also emphasized user experience and product development economics. Their proactive approach in managing projects and addressing challenges was highlighted, with a recommendation to communicate clearly and heed their expert advice. Overall, the sentiment reflects a high level of trust and appreciation for Abelium R&D's client-centric focus.
    • Dev of Trading Platform for Cryptocurrency Company
      5.0 Jul 17, 2020

      They weren’t an ordinary IT team, they understand product dev and economics behind it. They helped us understand the complexity behind the software in order to best meet the needs of our customers. We’re very satisfied with their work.

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    Industry Experience

    Abelium R&D has demonstrated expertise across various sectors, including Chemicals & Biotechnology, Research, Education, Government, Transportation, Financial Services, and Consulting. Clients praised their ability to deliver tailored IT solutions, particularly in scientific publishing, digital transformation, and customized software development. Overall sentiment is highly positive, emphasizing their professionalism, flexibility, and advanced technical knowledge, making them a suitable partner for organizations seeking innovation and effective solutions in these industries.

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    Select Industry to see insights

    Chemicals & Biotechnology Research Education Government Transportation Financial services Consulting

    Average Project Cost Breakdown

    $200,000 to $999,999 (4) $50,000 to $199,999 (3) $10,000 to $49,000 (1)

    What Clients Have Said

    Clients consistently commend Abelium R&D for their cost-effectiveness and value for money. One client noted their selection was based on Abelium being the 'most economical provider' during a public service contract. Another highlighted their 'good value for cost' and effective solutions that exceeded expectations. Overall, the sentiment is positive, with clients appreciating the balance of quality service and reasonable pricing, suggesting that their investments yield satisfactory returns.
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  • Devleet Logotype

    4.8 3 reviews
    $10,000+
    $50 - $99 / hr
    10 - 49
    Ljubljana, Slovenia

    Services provided

    25% Blockchain
    20% Custom Software Development
    10% AR/VR Development +8 services
    10% Low/No Code Development
    10% Web Development
    7% Mobile App Development
    5% Business Consulting
    5% Internet & Technology Law
    4% UX/UI Design
    2% Graphic Design
    2% Video Production

    Devleet is a versatile software development company specializing in mobile and web applications, known for their proficiency in platform optimization, maintenance, and integration. Reviewers consistently praise Devleet for their quick responses, high-quality work, and effective project management, with 100% positive feedback. Many clients highlight their preparedness and willingness to exceed expectations, ensuring projects are smoothly executed and well-managed.

    See all 3 projects

    Reviews mention High-quality work

    Clients have consistently praised Devleet for their high-quality work, noting impressive responsiveness and excellence in deliverables. One client highlighted their satisfaction with the quality of work provided during the development of a marketing platform, emphasizing that the decision to hire Devleet was based on prior successful collaborations. Overall, the sentiment regarding the quality of work from Devleet is overwhelmingly positive, with no noted areas for improvement.
    • Development Services for Software Development Company
      5.0 Dec 29, 2022

      Their quick responses, and quality of work done were impressive.

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    Industry Experience

    Devleet has demonstrated expertise in various industries, notably Software and Environmental Services. Clients praised their quick responses, quality of work, and effective project management, particularly in SaaS and blockchain optimization. The software industry feedback indicates a strong capability in mobile and web development, while the environmental sector highlights their adeptness in platform upgrades for innovative technologies. Overall, Devleet is well-regarded for its collaborative approach and agility, making them a suitable partner for projects in technology-driven fields.

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    Select Industry to see insights

    Software Environmental Services

    Average Project Cost Breakdown

    $10,000 to $49,000 (2)

    What Clients Have Said

    Clients consistently praise Devleet for their competitive pricing and exceptional value for money. One client highlighted the smooth execution of a platform upgrade, noting the relief of having a well-defined project at a reasonable cost. Another emphasized the company's willingness to go the extra mile, providing thorough updates and maintaining strong communication, which enhanced the overall experience. The sentiment reflects satisfaction with the balance between cost and quality of service.
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    View projects from:

    Slovenia (1) Switzerland (1)
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  • DATA VALLIS Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    10 - 49
    Maribor, Slovenia

    Services provided

    60% Blockchain
    20% Custom Software Development
    5% E-Commerce Development +3 services
    5% Mobile App Development
    5% UX/UI Design
    5% Web Development

    DATA VALLIS is a Blockchain company. They specialize in Blockchain and Custom Software Development and are located in Maribor, Slovenia.

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  • Proxima Interactive Logotype

    Not yet reviewed

    $25,000+
    $50 - $99 / hr
    10 - 49
    Ljubljana, Slovenia

    Services provided

    20% Blockchain
    20% API Development
    20% Custom Software Development +2 services
    20% Mobile App Development
    20% Web Development

    Proxima Interactive is an app development company. Located in Ljubljana, Slovenia, the company was founded in 2007. Their services include Mobile App Development and Blockchain.

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  • Noctocode Logotype

    Not yet reviewed

    $25,000+
    $50 - $99 / hr
    50 - 249
    Ljubljana, Slovenia

    Services provided

    20% Blockchain
    20% AI Development
    20% Cloud Consulting & SI +2 services
    20% Mobile App Development
    20% Web Development

    Noctocode is a cloud consulting & SI company. Based in Ljubljana, Slovenia, the agency was launched in 2014. Their team focuses on cloud consulting & SI and Web Development.

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  • Chain Effect Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    2 - 9
    Ljubljana, Slovenia

    Services provided

    20% Blockchain
    25% UX/UI Design
    15% Mobile App Development +3 services
    15% Web Design
    15% Web Development
    10% Digital Strategy

    Chain Effect is an user experience company headquartered in Ljubljana, Slovenia. Their services include UX/UI Design and Blockchain.

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  • Sugar-Free Software Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    2 - 9
    Izola, Slovenia

    Services provided

    10% Blockchain
    40% Custom Software Development
    30% Web Development +1 service
    20% Mobile App Development

    Sugar-Free Software is a custom software development firm. Their small team of employees is headquartered in Izola, Slovenia. Their team provides Custom Software Development and Web Development.

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  • Greymatters d.o.o. Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    2 - 9
    Ljubljana, Slovenia

    Services provided

    10% Blockchain
    30% Custom Software Development
    20% Mobile App Development +3 services
    20% Web Development
    10% IT Strategy Consulting
    10% IoT Development

    Greymatters d.o.o. Is a custom software development company based in Ljubljana, Slovenia. They provide Custom Software Development and Web Development.

    Read more
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  • Cryptix AG Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Ljubljana, Slovenia

    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

    Ljubljana, Slovenia

    8 Ameriška ulica
    Ljubljana, Slovenia 1000

    10 - 15

    +41 41 710 31 61

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1 Abelium R&D
2 Devleet

List of the Top 2 Slovenia Blockchain Development Companies

  1. Abelium R&D Logotype

    Abelium R&D

    $25,000+
    $100 - $149 / hr
    10 - 49
    Ljubljana, Slovenia

    Ability to deliver

    30/40.0
    16/20 Reviews
    6.4/10 Clients & Experience
    7.7/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  2. Devleet Logotype

    Devleet

    $10,000+
    $50 - $99 / hr
    10 - 49
    Ljubljana, Slovenia

    Ability to deliver

    23.6/40.0
    16.2/20 Reviews
    2.5/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    25% Blockchain
    75% Other
    View Profile Visit Website
  3. DATA VALLIS Logotype

    DATA VALLIS

    $10,000+
    $50 - $99 / hr
    10 - 49
    Maribor, Slovenia

    Ability to deliver

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

    Service focus

    60% Blockchain
    40% Other
    View Profile Visit Website
  4. Proxima Interactive Logotype

    Proxima Interactive

    $25,000+
    $50 - $99 / hr
    10 - 49
    Ljubljana, Slovenia

    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
  5. Noctocode Logotype

    Noctocode

    $25,000+
    $50 - $99 / hr
    50 - 249
    Ljubljana, Slovenia

    Ability to deliver

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

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website
  6. Chain Effect Logotype

    Chain Effect

    $10,000+
    $50 - $99 / hr
    2 - 9
    Ljubljana, Slovenia

    Ability to deliver

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

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website
  7. Sugar-Free Software Logotype

    Sugar-Free Software

    $5,000+
    $25 - $49 / hr
    2 - 9
    Izola, Slovenia

    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
  8. Greymatters d.o.o. Logotype

    Greymatters d.o.o.

    $10,000+
    $50 - $99 / hr
    2 - 9
    Ljubljana, Slovenia

    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
  9. Cryptix AG Logotype

    Cryptix AG

    Undisclosed
    Undisclosed
    10 - 49
    Zug, Switzerland

    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

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