Top Blockchain Companies & Developers in Copenhagen

Ratings Updated: July 10, 2026

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9 Companies

Country: Denmark

City: Copenhagen

List of the Top Copenhagen Blockchain Development Companies

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Nextrope

5.0 18 reviews
Premier Verified

$25,000+

$50 - $99 / hr

10 - 49

Serves Copenhagen, Denmark

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.

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Reviews mention Experienced
The feedback regarding Nextrope's experience is overwhelmingly positive. Clients commend their expertise in blockchain solutions, noting the exceptional integration of front-end and back-end development. One client highlighted their impressive project management, stating, "The team was very well coordinated" and praised their proactive communication. Furthermore, the developers' experience was recognized for providing valuable insights that enhanced user satisfaction. Overall, clients express high satisfaction with the deliverables and project outcomes, with no noted areas for improvement.

Tokenization Platform for IT Service Provider

5.0 Mar 17, 2022

Nextrope not only makes every effort to meet customer expectations, but also pays great attention to end-user satisfaction. The developers have a lot of experience and therefore provide valuable advice and suggestions that result in the end user having a better experience with the platform.
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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
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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.
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Information technology Financial services IT Services Education Engineering Retail Media Business services Real estate Manufacturing

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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

5.0 14 reviews
Verified

$5,000+

$50 - $99 / hr

10 - 49

Serves Copenhagen, Denmark

Services provided

100% Blockchain

RedDuck is a Blockchain Development company specializing in Blockchain Technology, Smart Contract Development, and Cryptocurrency Development. Across multiple reviews, clients consistently commend their technical precision, strategic vision, and timely delivery. Approximately 100% of feedback highlights RedDuck's exceptional project management and responsiveness, while 80% emphasize their ability to handle complex projects and deliver secure, user-friendly solutions.

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Reviews mention Proactive
Clients have consistently praised RedDuck for their proactive approach, noting their effective communication through daily stand-ups and timely deliveries. One client highlighted the team's commitment to quality, stating that senior members actively ensured the project's success without unnecessary delays. Overall, the sentiment regarding proactivity is highly positive, with clients expressing satisfaction with RedDuck's responsiveness and dedication throughout the project lifecycle.

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. The senior guys Mark & Dmytro really show care about the quality of the work their team delivers and step in as and when required. What is also very refreshing to see that the team delivered without fuss and unnecessary delays.
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5 of 5 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
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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)

This provider is fluent in 4 languages:

English

German

Ukrainian

Russian

This provider is available in 37 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)

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Infograins Software Solutions

4.9 89 reviews

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Premier Verified

$5,000+

$50 - $99 / hr

250 - 999

Køge, Denmark

Services provided

30% Blockchain

20% AI Development

15% Custom Software Development +3 services

15% Mobile App Development

10% IT Staff Augmentation

10% Web Development

Infograins Software Solutions is a dynamic blockchain development company specializing in blockchain technology, smart contract development, and decentralized application (DApp) development. Across their reviews, 100% of clients praised their expertise, project management, and ability to deliver on time. Their clients highlighted seamless integration of advanced AI and blockchain technologies, and the team's proactive communication and strategic insights consistently impressed clients.

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Reviews mention Great team
Infograins Software Solutions has received consistently positive feedback regarding their skilled team. Clients have highlighted the team's exemplary performance, noting their ability to deliver projects on time and maintain excellent communication. For instance, one client mentioned, "Their skilled team is exemplary," while another stated, "Samuel is an excellent manager who gets along well with customers." Overall, the sentiment reflects a strong appreciation for the professionalism and expertise of Infograins' team members.

Branding, AI & Software Dev for Tech Marketing Platform

5.0 Mar 12, 2024

Their company reputation is outstanding. Their skilled team is exemplary.
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Application Dev & Testing for Recruitment Services Company

5.0 Oct 10, 2023

Infograins Software Solution have excellent communication and teamwork skills.
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Web Design & Dev for Blockchain Media Platform

5.0 May 31, 2023

They have local presence in Dubai, also have good team behind them.
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Custom Software Dev for Blockchain-Powered Market

5.0 Jul 12, 2022

They were a very professional and skilled team.
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E-Commerce & AI Dev for E-CommerceTech Company

5.0 Mar 11, 2024

We were pleased with their skilled team and excellent communication.
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More responsive than most other service providers

Infograins Software Solutions is responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
Get in Touch

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View projects from:

United States (21) United Arab Emirates (4) Germany (4) Australia (3) England (3) France (3) Singapore (2) Thailand (2) India (2) Italy (1) Argentina (1) Netherlands (1) Portugal (1) Ireland (1) South Africa (1) Spain (1) Sweden (1) Hong Kong (1) Croatia (1) Chile (1) Belgium (1)

This provider is fluent in 2 languages:

English

Hindi

This provider is available in 14 time zones:

Near East Time (NET)

Middle East Time (MET)

Brazil Eastern Time (BET)

Greenwich Mean Time (GMT)

India Standard Time (IST)

Eastern African Time (EAT)

Central European Time (CET)

Eastern European Time (EET)

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Køge, Denmark

Værkstedsvej
Køge, Denmark 4600
1

+447401232155

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ERRNA

4.8 2 reviews

$5,000+

< $25 / hr

1,000 - 9,999

Hellerup, Denmark

Services provided

60% Blockchain

10% Cybersecurity

10% Marketing Strategy +2 services

10% Mobile App Development

10% Web Design

ERRNA offers services including Blockchain Development, Smart Contract Development, and Decentralized Application (DApp) Development. The client feedback highlights ERRNA's ability to deliver secure and effective blockchain solutions on time and within budget. Clients appreciate their professionalism, project management, and the high quality of their developed applications.

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Industry Experience

ERRNA has received positive feedback primarily from the education industry, with clients highlighting their strengths in product development and project management. Their expertise in managing product roadmaps and backlog prioritization has been beneficial for educational platforms like MyTutor. Overall sentiment reflects strong satisfaction, particularly in communication and alignment with client values, making ERRNA a suitable choice for projects focused on educational technology and development.
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Education

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Average Project Cost Breakdown

$10,000 to $49,000 (1)

What Clients Have Said
Clients have expressed satisfaction with ERRNA's pricing structure, highlighting it as a good fit for their budget and noting the overall value for money. One client emphasized that the company aligned with their values and provided effective project management. Additionally, the quality of team communication and transparency was praised, reinforcing the perception of ERRNA as a cost-effective choice for product development needs.
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Hellerup, Denmark

100 Strandvejen
Hellerup, Denmark 2900
2 - 5

+1-435-800-0086

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Copenhagen Fintech

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

København, Denmark

Services provided

50% Blockchain

50% Business Consulting

Small Blockchain and Business Consulting company Copenhagen Fintech, is based in København, Denmark. The team specializes in Blockchain and Business Consulting.
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Geotech Infoservices Denmark ApS

Not yet reviewed

$25,000+

$50 - $99 / hr

50 - 249

København, Denmark

Services provided

20% Blockchain

20% Custom Software Development

20% IT Staff Augmentation +2 services

20% Mobile App Development

20% Web Development

Geotech Infoservices Denmark ApS, an IT staff augmentation company, was founded in 2002. The midsize team offers IT staff augmentation and Custom Software Development.
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Adapt agency

Not yet reviewed

$5,000+

$100 - $149 / hr

50 - 249

København, Denmark

Services provided

10% Blockchain

30% Web Development

20% Custom Software Development +3 services

20% E-Commerce Development

10% UX/UI Design

10% Web Design

Adapt agency is a web development firm headquartered in Boston, Massachusetts and København, Denmark. Established in 1998, the team provides Web Development and Custom Software Development.
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København, Denmark

Langebrogade 6E, 2nd floor
København, Denmark 1411
76 - 100

+45 33 41 10 50

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Blocktech

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

København, Denmark

Services provided

50% Blockchain

50% Custom Software Development

Based in København, Denmark, Blocktech is a small custom software development company and Blockchain company. Their services include Custom Software Development and Blockchain.
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Twentyfour

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

København, Denmark

Services provided

25% Blockchain

25% Mobile App Development

25% Robotics Process Automation +1 service

25% Web Development

Twentyfour is a web development firm launched in 2010. The firm focuses on Web Development and Mobile App Development.
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yellow3

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Hørsholm, Denmark

Services provided

100% Blockchain

Yellow3, a Blockchain company, was founded in 2022. In Miami, Florida and Hørsholm, Denmark, the team provides Blockchain.
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Hørsholm, Denmark

Hovedgaden 43
Hørsholm, Denmark 2970
1

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Software Alliance

4.8 2 reviews

$10,000+

$50 - $99 / hr

50 - 249

Køge, Denmark

Services provided

20% Blockchain

30% Custom Software Development

10% AI Development +4 services

10% AR/VR Development

10% E-Commerce Development

10% Mobile App Development

10% Web Development

Software Alliance is a comprehensive software development company, providing services such as game engine prototyping, UX design, backend development, web services, mobile applications, and Chrome extensions. Feedback from clients indicates a high level of satisfaction with their efficient project management, direct communication, and ability to deliver quality solutions on time. Approximately 100% of reviewers highlight their adaptability, creativity, and relentless engagement.

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More responsive than most other service providers

Software Alliance 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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Køge, Denmark

40 Lyngvej
Køge, Denmark 4600
6 - 9

+4528403173

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Ability to deliver

Focus

Proven

Market Leaders

Emerging

Niche

Clutch Leaders Matrix

Rollover to see company insights or click a company below for more details.

1 ERRNA

2 Infograins Software Solutions

A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size.

By using verified reviews, focused service details, and real project data, the Leaders Matrix highlights companies that consistently deliver and stand out from the rest. Each company’s position is based on how well they focus on a service area and how consistently they deliver results, helping you make informed, confident decisions. Learn More

Focus (x-axis)

Focus accounts for a company’s specialization within a certain service.

Ability to Deliver (y-axis)

Ability to Deliver considers three criteria:

Client feedback and reviews
Work experience and previous projects
Market presence and reputation in the industry

List of the Top 2 Copenhagen Blockchain Development Companies

ERRNA

$5,000+

< $25 / hr

1,000 - 9,999

Hellerup, Denmark

Ability to deliver

32.9/40.0

16.2/20 Reviews

9.7/10 Clients & Experience

7/10 Market Presence

Service focus

60% Blockchain

40% Other

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Infograins Software Solutions

$5,000+

$50 - $99 / hr

250 - 999

Køge, Denmark

Ability to deliver

39.4/40.0

20/20 Reviews

10/10 Clients & Experience

9.4/10 Market Presence

Service focus

30% Blockchain

70% Other

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Copenhagen Fintech

Undisclosed

Undisclosed

10 - 49

København, Denmark

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

50% Blockchain

50% Other

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Geotech Infoservices Denmark ApS

$25,000+

$50 - $99 / hr

50 - 249

København, Denmark

Ability to deliver

4/40.0

0/20 Reviews

0/10 Clients & Experience

4/10 Market Presence

Service focus

20% Blockchain

80% Other

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Adapt agency

$5,000+

$100 - $149 / hr

50 - 249

København, Denmark

Ability to deliver

5.5/40.0

0/20 Reviews

0/10 Clients & Experience

5.5/10 Market Presence

Service focus

10% Blockchain

90% Other

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Blocktech

Undisclosed

Undisclosed

2 - 9

København, Denmark

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

50% Blockchain

50% Other

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Twentyfour

Undisclosed

Undisclosed

10 - 49

København, Denmark

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

25% Blockchain

75% Other

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yellow3

Undisclosed

Undisclosed

10 - 49

Hørsholm, Denmark

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

100% Blockchain

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Software Alliance

$10,000+

$50 - $99 / hr

50 - 249

Køge, Denmark

Ability to deliver

14.7/40.0

0/20 Reviews

9.6/10 Clients & Experience

5.2/10 Market Presence

Service focus

20% Blockchain

80% Other

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Specialties

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Top Blockchain Companies & Developers in Copenhagen

List of the Top Copenhagen Blockchain Development Companies

Reviews mention Experienced

Tokenization Platform for IT Service Provider

Blockchain Platform Dev for Real Estate Investment Platform

Industry Experience

Select Industry to see insights

Nextrope is very responsive

Reviews mention Proactive

Platform Development for Financial Services Company

Blockchain Development for FinTech Company

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Great team

Branding, AI & Software Dev for Tech Marketing Platform

Application Dev & Testing for Recruitment Services Company

Web Design & Dev for Blockchain Media Platform

Custom Software Dev for Blockchain-Powered Market

E-Commerce & AI Dev for E-CommerceTech Company

Infograins Software Solutions is responsive