Top Application Modernization Services in Croatia

Ratings Updated: April 4, 2026

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10 Leaders 14 Contenders

24 Companies

Country: Croatia

List of the Top Croatia Legacy Modernization Services

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Notch

4.9 19 reviews

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Premier Verified

$50,000+

$50 - $99 / hr

50 - 249

Zagreb, Croatia

Services provided

15% Enterprise App Modernization

35% Custom Software Development

20% AI Development +3 services

10% AI Agents

10% AI Consulting

10% IT Staff Augmentation

Notch is a software modernization company specializing in enterprise application modernization and digital transformation. With a strong focus on app modernization, they have been praised for their dedication and innovative solutions, leading to significant improvements in client tools and user experience. Approximately 100% of the reviews highlight their effective project management and responsiveness to client needs, resulting in exceeding expectations and fostering strong partnerships.

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Reviews mention Communicative
Clients consistently commend Agency04 for their strong communication skills and proactive engagement. One client highlighted that the team maintained seamless communication, addressing issues on-the-go without requiring improvements. Another noted that Agency04's developers were not only responsive but also provided valuable insights and suggestions, demonstrating a clear understanding of project goals. Overall, the sentiment regarding Agency04's communicative approach is highly positive, emphasizing dedication and clarity in interactions.

Digital Goods Marketplace Dev for Sports Company

5.0 Apr 1, 2021

The project management is built based on our requirements. The team is basically self organized. Everything is on time and the communication is seamless. We have a very direct and open communication and fix things on the go.
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Custom Software Dev for Cloud-Based Platform

4.0 Mar 31, 2021

Communication tools are defined from our side. We use Jira, Google Meet, Mural and Confluence for communication and documentation. For the rest of the people, the communication is always good and they approach me early with questions and issues.
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Custom Software Dev for Institution-Focused IT Provider

5.0 Jul 19, 2020

Project management is communicated via regular weekly meetings and daily via Slack, Jira, Confluence, and GitLab. Their developers regularly inform about any possible delays and suggest other paths that could be followed. They communicate clearly and thoughtfully.
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Industry Experience

The provider has demonstrated expertise across multiple industries including Information Technology, Telecommunications, and Automotive. Clients commend their proficiency in software development, AI integration, and project management, often noting effective communication and the ability to meet tight deadlines. Overall sentiment is highly positive, with significant praise for their innovation and commitment to project success, making them a strong fit for IT and digital transformation projects.
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Automotive Agriculture Software Sports IT Services Construction Education Manufacturing Information technology Telecommunications

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Average Project Cost Breakdown

$200,000 to $999,999 (9) Less than $10,000 (1) $10,000 to $49,000 (1) $1,000,000 to $9,999,999 (1)

What Clients Have Said
Clients consistently praised Notch for providing excellent value for money, highlighting their competitive pricing and high-quality service. For instance, one client noted that Notch's pricing fit their budget while delivering outstanding results, and another emphasized the team's dedication and impactful advice, which exceeded expectations. Overall, the sentiment reflects strong satisfaction with the cost-to-value ratio, with several clients expressing a desire to continue or expand their engagements due to the effectiveness and affordability of Notch's services.
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Croatia (6) Germany (3) United States (3) Austria (1) Belgium (1) Ireland (1) Netherlands (1) Switzerland (1) United Arab Emirates (1)

This provider is fluent in 3 languages:

English

German

Croatian

This provider is available in 6 time zones:

Greenwich Mean Time (GMT)

Central European Time (CET)

Central Standard Time (CST)

Eastern European Time (EET)

Eastern Standard Time (EST)

Universal Coordinated Time (UTC)

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Thespian

4.9 7 reviews
Premier Verified

$10,000+

$50 - $99 / hr

10 - 49

Zagreb, Croatia

Services provided

15% Enterprise App Modernization

30% Custom Software Development

25% Web Development +2 services

15% Blockchain

15% UX/UI Design

Thespian is a software development company known for creating custom applications, platforms, and solutions tailored to diverse industries. They have received overwhelmingly positive feedback, with clients highlighting their technical expertise, professionalism, and commitment to long-term partnerships. Notably, 100% of reviewers praised their communication and project management, while 83% emphasized their ability to deliver tailored solutions effectively.

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Reviews mention Reliable
Clients consistently highlight Thespian's reliability as a key strength. The Project Director of Apex Fusion Foundation emphasized their accurate estimations, adherence to timelines, and prompt communication, describing them as trustworthy and requiring minimal oversight. Similarly, the CEO of the Croatian Kennel Club noted Thespian's structured project management and clear communication, underscoring their capability to handle complex, custom-built solutions. Overall, the sentiment reflects strong trust and satisfaction with Thespian's reliability in delivering projects.

User Reward Platform Dev & Design for Blockchain Company

5.0 Jan 22, 2025

As someone with extensive experience in program and project management, I appreciate Thespian’s accurate estimation, adherence to timelines, and prompt communication. Their flexibility is also a significant advantage. In the fast-paced software and tech industry, reliable and competent vendors can be hard to find, so having Thespian on board offers both relief and peace of mind. They require minimal oversight and have proven themselves trustworthy time and again.
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Custom Software Dev for National Dog Breeding Association

5.0 Jan 13, 2026

One of the aspects we appreciated the most was Thespian’s communication and transparency. We received weekly progress reports, and we had an open communication channel where we could continuously provide feedback, request adjustments, and clarify requirements. Their team reacted promptly and professionally to our inputs throughout the entire development process.
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Industry Experience

Thespian has successfully delivered software solutions across various industries, including Non-profit, Education, Supply Chain, and blockchain technologies. Clients commend their professionalism, timely delivery, and proactive partnership approach, particularly in developing custom applications and platforms. In the Education sector, they have significantly contributed to revenue growth and customer satisfaction. The overall sentiment reflects high satisfaction with the provider's dedication and expertise, making them well-suited for organizations seeking reliable and innovative software development services.
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Software IT Services Healthcare Education Supply Chain, Logistics, and Transport Non-profit

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More responsive than most other service providers

Thespian 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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Croatia (2) Norway (2) Canada (1) Germany (1) Switzerland (1)

This provider is fluent in 3 languages:

English

Croatian

Serbian

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LeverUP

5.0 4 reviews
Premier Verified

$10,000+

$100 - $149 / hr

10 - 49

Zagreb, Croatia

Services provided

15% Enterprise App Modernization

50% CRM Consulting and SI

20% Email Marketing +1 service

15% AI Development

LeverUP is a consulting agency specializing in Salesforce development and Salesforce Marketing Cloud support and implementation. They have received overwhelmingly positive feedback from clients, with 100% of reviewers highlighting their exceptional project management skills and timely delivery. Clients appreciate their expertise, transparency, and collaborative approach, with 75% mentioning their ability to enhance platform performance and streamline operations. LeverUP is consistently recognized as a reliable and responsive partner.

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Reviews mention Transparent
Clients consistently express high satisfaction regarding LeverUP's transparency throughout their engagements. One client noted the team's 'thoughtful, transparent, and insightful' approach, highlighting their effective communication and collaborative nature. Additionally, the project management was praised for being 'exceptional,' with timely and budget-friendly deliverables. Overall, the sentiment reflects a strong appreciation for LeverUP's transparency, reinforcing their reputation as a reliable partner in addressing business challenges.

CRM Consulting & SI for IT & Business Consulting Company

5.0 Oct 16, 2025

LeverUP is thoughtful, transparent, and insightful. The team is very good at listening and solving business problems. LeverUP is interactive and collaborative. I am impressed with their communication, leadership, level of detail, and thoughtfulness.
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Industry Experience

LeverUP demonstrates strong expertise in Information Technology, Manufacturing, Gambling, and Telecommunications. Clients commend their exceptional project management, timely delivery, and deep knowledge in Salesforce solutions. Feedback highlights their ability to enhance operational stability, streamline processes, and provide tailored support. Overall sentiment is highly positive across industries, indicating LeverUP is well-suited for clients seeking expert Salesforce implementation and ongoing support.
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Information technology Manufacturing Gambling Telecommunications

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Average Project Cost Breakdown

$50,000 to $199,999 (1)

What Clients Have Said
Clients consistently highlight LeverUP's competitive pricing and strong value for money. One client noted that their pricing fit within budget while delivering quality implementation. Another emphasized that LeverUP's support improved operational efficiency and stability, with timely issue resolution and proactive recommendations. Overall sentiment reflects satisfaction with the cost-effectiveness of their services, as clients appreciate the balance of quality and affordability, often acknowledging that LeverUP delivers on time and under budget.
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Austria (2) Canada (1) Latvia (1)

This provider is fluent in 2 languages:

English

Croatian

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OmnifIT d.o.o.

Not yet reviewed
Verified

$5,000+

$50 - $99 / hr

2 - 9

Varaždin, Croatia

Services provided

25% Enterprise App Modernization

25% Custom Software Development

15% API Development +5 services

15% IT Strategy Consulting

5% Computer Engineering

5% IT Managed Services

5% Microservices Architecture Services

5% Other IT Consulting and SI

OmnifIT d.o.o., a custom software development company, was launched in 2020. The small team offers Custom Software Development and Enterprise App Modernization.
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$5,000 Startups & MVPs with fast launch needs. $10,000 SMEs building scalable, multi-platform apps. $20,000 Enterprises needing robust, complex systems.

Custom Software Development powered by Zendify
From POC to enterprise systems, each tier includes UI/UX design, custom development, launch, and post-launch support. Medium and large tiers add system architecture, CI/CD automation, and expert guidance. Powered by Zendify for faster delivery, seamless upgrades, zero-downtime updates, and easy client-side maintenance.
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Five, an Endava company

4.9 36 reviews

$10,000+

$100 - $149 / hr

250 - 999

Zagreb, Croatia

Services provided

10% Enterprise App Modernization

25% UX/UI Design

15% Digital Strategy +4 services

15% Mobile & App Marketing

15% Mobile App Development

10% AR/VR Development

10% Web Development

Five, an Endava company, is a versatile digital agency specializing in mobile app development, strategic consulting, and user acquisition. Reviewers commend their comprehensive project management and innovative approach, highlighting their effectiveness in delivering high-quality work on time and within budget. Approximately 90% of clients praise their expertise, adaptability, and client-focused service, underscoring their commitment to fostering successful, long-term partnerships.

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Reviews mention Easy to work with
Clients consistently report that Five is easy to work with, highlighting their responsiveness and adaptability to project needs. One client emphasized that Five integrated well with their team and facilitated clear communication across time zones. They appreciated Five's proactive approach in presenting ideas without imposing additional services, demonstrating a commitment to client goals. Overall, the sentiment reflects strong satisfaction with Five's collaborative and efficient project management style.

Strategic Consulting for Healthcare App

5.0 Mar 8, 2021

We were always in contact with everyone on the team via Slack. With teams in the US and Europe, it was very easy to interact with them across multiple time zones. They were responsive and adapted well to our needs.
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Industry Experience

Five, an Endava company, has demonstrated strong expertise across various industries including Pharmaceuticals, Education, Software, Financial Services, IT Services, and Hospitality. Clients commend their strategic consulting capabilities, particularly in user acquisition and mobile app development, highlighting their adaptability and effective project management. Feedback emphasizes their commitment to meeting client needs, fostering long-term partnerships, and delivering quality results. Overall sentiment is positive, particularly in Education and Software sectors, where their impact has been notably beneficial.
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Pharmaceuticals Education Software Financial services Arts, entertainment & music Other Industry Hospitality & leisure Consumer Products IT Services Publishing Retail Advertising & marketing Chemicals & Biotechnology Healthcare Information technology Media Design

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United States (29) Ireland (3) Canada (2) France (1)

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Zagreb, Croatia

Heinzlova ulica 33
Zagreb, Croatia 10000
101 - 150

+385 1 5535 036

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Codebooq

5.0 4 reviews

$10,000+

$50 - $99 / hr

10 - 49

Zagreb, Croatia

Services provided

30% Enterprise App Modernization

30% IT Staff Augmentation

25% Custom Software Development +1 service

15% Mobile App Development

Codebooq is a comprehensive software development company that offers services across web, mobile, embedded, and infrastructure development. They have received overwhelmingly positive reviews, with clients praising their strong technical expertise, adaptability, and proactive approach. Around 90% of reviewers highlight Codebooq's great culture fit and commitment to meeting project needs efficiently, though there are minor suggestions for improvement in communication and timeline definitions.

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Reviews mention Knowledgeable
The overall sentiment regarding Codebooq's knowledgeability is highly positive. Clients appreciate the team's strong technical background and business understanding, noting that their developers are experienced and capable of delivering scalable, readable code. One client emphasized that Codebooq's engineers are not typical tech personnel, highlighting their ability to grasp the project’s big picture and client needs effectively. However, some minor communication improvements were suggested during the onboarding phase.

Custom Development for Software Development Company

5.0 Mar 2, 2021

Codebooq's developers are experienced and have strong business knowledge. They understand the big picture and the client’s needs. They aren’t the typical tech people we’ve experienced in the past.
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Industry Experience

Codebooq has demonstrated expertise primarily in the Software and Manufacturing industries. In Software, they excel in developing distributed systems and custom applications, with clients noting their strong technical skills and proactive communication. In Manufacturing, they provide comprehensive software solutions for advanced systems, successfully meeting tight deadlines and project demands. Overall, feedback across both sectors reflects high satisfaction with their commitment, technical knowledge, and alignment with client values, indicating a strong fit for projects in these industries.
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Software Manufacturing

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Average Project Cost Breakdown

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

What Clients Have Said
Clients consistently commend Codebooq for delivering good value for cost, highlighting their strong alignment with customer needs and company values. For instance, one client noted their selection of Codebooq was due to 'good value for cost' and another mentioned satisfaction with a €30,000 investment, citing experienced developers and timely delivery. Overall, the sentiment reflects a positive perception of Codebooq's pricing relative to the quality of services provided.
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Croatia (2) Austria (1)

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Serengeti

4.9 13 reviews

Undisclosed

$25 - $49 / hr

50 - 249

Zagreb, Croatia

Services provided

10% Enterprise App Modernization

40% Custom Software Development

10% AI Development +4 services

10% IT Managed Services

10% IT Staff Augmentation

10% IT Strategy Consulting

10% IoT Development

Serengeti is a software development company specializing in providing staff augmentation services, particularly in the fields of Java development and integration with financial and public sector systems. Their clients consistently praise their flexibility, quick adaptation, and professional approach, with over 90% of reviewers highlighting their responsiveness and integration capabilities. While a few suggest keeping up with agile trends, the overall feedback is overwhelmingly positive, with many recommending Serengeti for their quality and reliability.

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Reviews mention Personable
Client feedback highlights Serengeti's personable approach, noting the development of strong interpersonal relationships, such as shared social activities between their developers and the client's team. This partnership fosters collaboration and a deeper understanding of project needs. One client specifically mentioned that the Serengeti team feels like a part of their own team, contributing to effective communication and project management. Overall, the sentiment regarding their personable nature is overwhelmingly positive.

Dev Staff Augmentation for Medical Device Manufacturer

5.0 Mar 2, 2020

They have developed a friendship with our developers. On the weekend, they go out and have a beer together. It’s like a partnership.
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Industry Experience

Serengeti has demonstrated expertise across various sectors, notably IT Services, Financial Services, Telecommunications, Information Technology, and Healthcare. Reviews highlight their strengths in staff augmentation, responsiveness, and integration with client teams, leading to successful project outcomes. Clients praised their ability to adapt to specific business needs and deliver high-quality software solutions. Overall, the sentiment is positive, especially in IT and Financial Services, indicating a strong fit for projects requiring flexible, skilled development teams.
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IT Services Financial services Information technology Telecommunications Healthcare

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Average Project Cost Breakdown

$200,000 to $999,999 (4) $50,000 to $199,999 (2)

What Clients Have Said
Clients generally perceive Serengeti as providing good value for money, often citing their flexibility and quality of work. One client noted, 'We were really satisfied with the quality, scheduling, and cost,' while another acknowledged the high skill level of Serengeti's developers, stating, 'The quality we receive is extremely good in relation to the money we have to pay.' However, a few reviews mentioned that pricing could be subject to negotiation, indicating a mixed sentiment regarding overall cost.
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Croatia (7) Germany (2) Austria (1) Serbia (1)

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Leapwise

5.0 3 reviews

$25,000+

$50 - $99 / hr

10 - 49

Zagreb, Croatia

Services provided

10% Enterprise App Modernization

50% Custom Software Development

15% IoT Development +3 services

10% Cybersecurity

10% Microservices Architecture Services

5% Low/No Code Development

Leapwise is a technology services company specializing in customized software development and integration solutions, particularly for BSS/OSS platforms. The company is praised for its ability to quickly adapt to client needs, with 100% of reviewers highlighting their efficient project management and responsiveness. Clients value Leapwise for its cultural compatibility, cost-effectiveness, and highly qualified team.

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Reviews mention Trustworthy
Clients express a strong sense of trust in Leapwise, highlighting their quick response times and well-organized approach. One client emphasized, "We highly trust their team because they've never let us down," indicating consistent reliability. Overall, the sentiment reflects confidence in Leapwise's ability to meet project needs and deliver on commitments, reinforcing their reputation as a trustworthy partner.

Software Development for Cybersecurity Company

5.0 Aug 11, 2023

Quick response times and well-organized. We highly trust their team because they've never let us down.
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Industry Experience

Leapwise demonstrates strong expertise in the Telecommunications and IT Services industries, as evidenced by positive feedback on their responsive project management and high-quality deliverables. Clients appreciate their capability to provide customized software solutions and adapt quickly to changing project needs. Overall sentiment indicates that Leapwise is a reliable partner, particularly for organizations requiring specialized BSS/OSS solutions and agile development processes.
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Telecommunications IT Services

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Average Project Cost Breakdown

What Clients Have Said
Clients consistently highlight Leapwise's competitive pricing and excellent value for money. One client noted that Leapwise was selected due to its 'pricing fit our budget' and 'good value for cost,' emphasizing a strong alignment with their financial expectations. Another reviewer echoed this sentiment, stating Leapwise provided a 'great culture fit' while maintaining affordability. Overall, the feedback reflects a positive sentiment regarding the company's cost-effectiveness and the quality of services rendered.
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littlecode

4.9 9 reviews

$25,000+

$50 - $99 / hr

10 - 49

Split, Croatia

Services provided

10% Enterprise App Modernization

25% Custom Software Development

25% Web Development +3 services

15% AI Consulting

15% AI Development

10% Mobile App Development

Littlecode is a software development company specializing in Enterprise Application Modernization and digital transformation services. Reviews highlight their high coding standards and competence, with 100% of reviewers praising their adaptability and alignment with company values. Clients appreciate their timely delivery and flexibility, indicating a strong cultural and budget fit.

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Reviews mention Flexible
Client feedback highlights littlecode's notable flexibility in project management, with one CEO emphasizing their ability to adjust team size as needed. Another client praised their seriousness and high skill level, noting their responsiveness to project specifications. This positive sentiment reflects littlecode's adaptability and commitment to meeting client needs effectively.

Staff Augmentation for Software Development Company

5.0 Apr 11, 2023

It's nearly always in time, with a great flexibility to increase or decrease the team on demand.
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Custom Software Dev for Energy Software Firm

4.0 Jan 28, 2021

What did you find most impressive about them? They are serious, flexible, and highly skilled.
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1 of 1 Enterprise App Modernization reviews are 5 stars

$200,000 – $999,999 avg. project cost

Enterprise App Modernization PROJECT HIGHLIGHT

Staff Augmentation for Software Development Company
5.0 — littlecode supplements a software company's development capabilities. They're tasked with helping develop the UI/UX of a QA test strand software for an end client. Read more
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Industry Experience

Littlecode has demonstrated notable expertise in the IT Services, Software, and Energy & Natural Resources industries. Feedback highlights their strong communication skills, technical knowledge, and ability to meet deadlines consistently. In IT Services, clients appreciated their integration flexibility and coding standards, while in Software, they excelled in collaboration and adapting to project demands. The Energy sector feedback emphasizes their capability in developing specialized SaaS solutions. Overall, Littlecode is well-suited for projects requiring agile development and technical competence across these fields.
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IT Services Software Energy & natural resources Consumer Products

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Average Project Cost Breakdown

$200,000 to $999,999 (2) $50,000 to $199,999 (1)

What Clients Have Said
Clients consistently highlight LittleCode's exceptional value for money, noting their competitive pricing and high-quality service. One client emphasized that their project was executed on time with a "good value for cost," while another remarked on how the pricing fit their budget perfectly. Overall, the sentiment is overwhelmingly positive, with clients appreciating the alignment of values and the professional expertise demonstrated by LittleCode, reinforcing their reputation as a cost-effective partner for software development.
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Intellexi

5.0 8 reviews

$25,000+

$25 - $49 / hr

10 - 49

Zagreb, Croatia

Services provided

50% Enterprise App Modernization

30% Custom Software Development

10% AI Development +1 service

10% IoT Development

Intellexi is a software development company known for delivering high-quality, tailored software solutions across various industries, including finance, telecommunications, and IT services. The reviews indicate that Intellexi is highly regarded for its technical expertise, reliability, and professionalism, with approximately 90% of clients praising their timely delivery and strong project management. The company's adaptability and focus on continuous improvement are frequently highlighted by clients.

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Reviews mention Dedicated
Clients express a strong sentiment of dedication towards Intellexi, highlighting their commitment to joint success and flexibility in adapting to project changes. One client noted, 'they are very dedicated and focused on joint success,' while also commending their proactive project management that ensured timely delivery of all required deliverables. Overall, the feedback reflects a high level of satisfaction with Intellexi's dedication to meeting client needs and delivering quality results.

Solution Modules for Telecommunications Company

5.0 May 15, 2023

Intellexi is not a large company, but their expertize is really wide, quality of their delivery is on the highest level, both from technical and project timeline perspective. Also, they are very dedicated and focused on joint success. In the project, we have had several scope/architectural changes with impact to them, but they have been very flexible and adjustable to our needs.
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Industry Experience

Intellexi has demonstrated expertise in IT Services and Telecommunications, successfully delivering high-quality software solutions across industries including finance, energy, aviation, and telecom. Clients praised their technical skills, strong project management, and seamless integration into existing teams. Overall sentiment is positive, highlighting their responsiveness and solution-oriented approach. Notably, their adaptability and commitment to joint success make them a strong candidate for projects requiring rigorous digital transformation and system integration.
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IT Services Telecommunications

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Average Project Cost Breakdown

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

What Clients Have Said
Clients have consistently highlighted Intellexi's competitive pricing and strong value for money. One project director noted that their pricing fit within budget and provided great value for the cost, while another praised the cost efficiency achieved through optimized resource allocation, saving up to 15% against original budgets. Overall, the sentiment reflects satisfaction with the quality of deliverables relative to the costs involved, reinforcing Intellexi's reputation as a reliable partner in software development.
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Austria (2) Croatia (1) Slovenia (1) England (1)

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Ignitech Solutions

5.0 1 review

Undisclosed

Undisclosed

10 - 49

Zagreb, Croatia

Services provided

10% Enterprise App Modernization

50% Custom Software Development

15% API Development +4 services

10% IT Strategy Consulting

5% Business Consulting

5% Corporate Training & Coaching

5% IT Staff Augmentation

Ignitech Solutions is a business and Agile consulting firm that excels in integrating Scrum and Agile practices within organizations. Their reviews are overwhelmingly positive, highlighting impressive culture alignment, on-time delivery, and exceptional project management. Notably, 100% of the feedback praised their ability to improve communication and organizational structure, leading to higher project success rates.

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Industry Experience

Ignitech Solutions has received praise for its expertise in the consulting industry, particularly in Agile and Scrum methodologies. Clients highlight their strengths in project management, adaptability, communication, and fostering a collaborative culture. The successful outcomes from projects, including improved organizational structure and stakeholder satisfaction, indicate Ignitech's impactful contributions. Overall sentiment is highly positive, making them a strong contender for consulting projects, particularly for organizations looking to enhance their project management practices.
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Consulting

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Average Project Cost Breakdown

What Clients Have Said
Clients have consistently praised Ignitech Solutions for providing good value for cost. One review highlighted their selection due to 'good value for cost' alongside high ratings and cultural fit. The company's ability to deliver projects on time while maintaining flexibility and responsiveness has contributed to a positive perception of their pricing. Overall, the sentiment reflects satisfaction with the balance of cost and quality of service, reinforcing their reputation as a cost-effective partner.
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CROZ

Not yet reviewed

$50,000+

Undisclosed

50 - 249

Zagreb, Croatia

Services provided

30% Enterprise App Modernization

30% Cloud Consulting & SI

25% BI & Big Data Consulting & SI +2 services

10% IT Managed Services

5% IT Strategy Consulting

CROZ is an Enterprise App Modernization company located in Zagreb, Croatia. Their services include Enterprise App Modernization and cloud consulting & SI.
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Shard Labs

5.0 1 review

$1,000+

$25 - $49 / hr

2 - 9

Split, Croatia

Services provided

10% Enterprise App Modernization

30% Blockchain

30% Custom Software Development +1 service

30% Web Development

Shard Labs offers comprehensive blockchain development services, specializing in migrating and onboarding users to new blockchain platforms, implementing backend features, and creating new frontend designs. The reviews consistently highlight Shard Labs' expertise in blockchain technology, their exceptional problem-solving skills, and their effective project management and communication, resulting in a highly satisfactory client experience.

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3mi Lab

Not yet reviewed

$25,000+

$50 - $99 / hr

10 - 49

Zagreb, Croatia

Services provided

20% Enterprise App Modernization

20% API Development

20% Custom Software Development +3 services

20% Web Development

10% Blockchain

10% Business Consulting

3mi Lab is a custom software development firm. They offer Custom Software Development and Web Development and were launched in 2018. The company is in Zagreb, Croatia.
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TIS Grupa

Not yet reviewed

$5,000+

$50 - $99 / hr

50 - 249

Zagreb, Croatia

Services provided

20% Enterprise App Modernization

20% Custom Software Development

10% AI Development +8 services

10% Other IT Consulting and SI

10% Web Design

5% Application Testing

5% ECM Consulting and SI

5% ERP Consulting and SI

5% IT Managed Services

5% Mobile App Development

5% Web Development

Based in Zagreb, Croatia, TIS Grupa is a custom software development firm. They specialize in Custom Software Development and Enterprise App Modernization.
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Solvership

Not yet reviewed

$5,000+

$50 - $99 / hr

50 - 249

Zagreb, Croatia

Services provided

10% Enterprise App Modernization

25% BI & Big Data Consulting & SI

20% Other IT Consulting and SI +5 services

10% AI Consulting

10% AI Development

10% Generative AI

10% Other Application Development

5% Application Management & Support

Solvership is a business intelligence company established in 2001. Based in Zagreb, Croatia and London, England, the team provides BI & big data consulting & SI and other IT consulting and SI.
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BISS d.o.o.

Not yet reviewed

$25,000+

Undisclosed

50 - 249

Zagreb, Croatia

Services provided

10% Enterprise App Modernization

50% Custom Software Development

25% Mobile App Development +3 services

5% AI Development

5% Application Testing

5% IoT Development

BISS d.o.o., a custom software development firm, was launched in 2009. The agency provides Custom Software Development and Mobile App Development.
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Kodilion

Not yet reviewed

$5,000+

$50 - $99 / hr

10 - 49

Zagreb, Croatia

Services provided

10% Enterprise App Modernization

30% Custom Software Development

11% Cloud Consulting & SI +8 services

10% IT Managed Services

9% Web Development

5% Application Management & Support

5% Application Testing

5% IT Staff Augmentation

5% IT Strategy Consulting

5% Mobile App Development

5% Other Application Development

Kodilion, a custom software development firm, is based in Zagreb, Croatia and Zagreb, Croatia. They specialize in Custom Software Development and cloud consulting & SI and were established in 2021.
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Opto Software

Not yet reviewed

$5,000+

$100 - $149 / hr

2 - 9

Zagreb, Croatia

Services provided

10% Enterprise App Modernization

30% Web Development

20% Advertising +2 services

20% E-Commerce Development

20% Mobile App Development

Launched in 2000, Opto Software is a small Zagreb, Croatia-based website development company. Their team offers Web Development and Advertising.
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Portobyte

Not yet reviewed

Undisclosed

$200 - $300 / hr

Freelancer

Zagreb, Croatia

Services provided

30% Enterprise App Modernization

20% Web Development

10% Custom Software Development +4 services

10% IT Strategy Consulting

10% Low/No Code Development

10% Other Application Development

10% Other IT Consulting and SI

Web development firm Portobyte was launched in 2022. The team offers Web Development and Enterprise App Modernization.
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Flyntech

Not yet reviewed

$5,000+

$25 - $49 / hr

Freelancer

Velika Gorica, Croatia

Services provided

20% Enterprise App Modernization

20% API Development

20% Custom Software Development +2 services

20% Mobile App Development

20% Web Development

Flyntech is a software development firm. They are based in Velika Gorica, Croatia and have small team of experts. Their services include Custom Software Development and Web Development.
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FOR IN SOLUTIONS d.o.o.

Not yet reviewed

$5,000+

$50 - $99 / hr

Freelancer

Osijek, Croatia

Services provided

20% Enterprise App Modernization

25% Custom Software Development

15% API Development +4 services

10% AI Agents

10% Digital Engineering

10% IoT Development

10% Microservices Architecture Services

FOR IN SOLUTIONS d.o.o. Is a custom software development firm established in 2022. Their team specializes in Custom Software Development and Enterprise App Modernization.
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Butterfly Design

Not yet reviewed

$5,000+

$50 - $99 / hr

Freelancer

Josipdol, Croatia

Services provided

10% Enterprise App Modernization

10% Application Management & Support

10% Application Testing +7 services

10% Custom Software Development

10% ERP Consulting and SI

10% IT Strategy Consulting

10% Mobile App Development

10% Other Application Development

10% Web Design

10% Web Development

Small software development company Butterfly Design, is headquartered in Josipdol, Croatia. Their services include Custom Software Development and Enterprise App Modernization.
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CyberQode

Not yet reviewed

$1,000+

$50 - $99 / hr

2 - 9

Zagreb, Croatia

Services provided

10% Enterprise App Modernization

40% Custom Software Development

20% Web Development +3 services

15% Mobile App Development

10% API Development

5% Application Testing

CyberQode is a custom software development firm. The Zagreb, Croatia-based firm was founded in 2021. Their services include Custom Software Development and Web Development.
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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 Notch

2 Five, an Endava company

3 Codebooq

4 Serengeti

5 Leapwise

6 littlecode

7 Intellexi

8 Thespian

9 LeverUP

10 Ignitech 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 10 Croatia Legacy Modernization Services

Notch

$50,000+

$50 - $99 / hr

50 - 249

Zagreb, Croatia

Ability to deliver

34.5/40.0

17.4/20 Reviews

10/10 Clients & Experience

7.1/10 Market Presence

Service focus

15% Enterprise App Modernization

85% Other

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Five, an Endava company

$10,000+

$100 - $149 / hr

250 - 999

Zagreb, Croatia

Ability to deliver

32.4/40.0

15.8/20 Reviews

9.2/10 Clients & Experience

7.3/10 Market Presence

Service focus

10% Enterprise App Modernization

90% Other

View Profile Visit Website
Codebooq

$10,000+

$50 - $99 / hr

10 - 49

Zagreb, Croatia

Ability to deliver

30.1/40.0

16.6/20 Reviews

8.1/10 Clients & Experience

5.4/10 Market Presence

Service focus

30% Enterprise App Modernization

70% Other

View Profile Visit Website
Serengeti

Undisclosed

$25 - $49 / hr

50 - 249

Zagreb, Croatia

Ability to deliver

32.3/40.0

16.2/20 Reviews

8.4/10 Clients & Experience

7.7/10 Market Presence

Service focus

10% Enterprise App Modernization

90% Other

View Profile Visit Website
Leapwise

$25,000+

$50 - $99 / hr

10 - 49

Zagreb, Croatia

Ability to deliver

32.2/40.0

16.8/20 Reviews

7.7/10 Clients & Experience

7.6/10 Market Presence

Service focus

10% Enterprise App Modernization

90% Other

View Profile Visit Website
littlecode

$25,000+

$50 - $99 / hr

10 - 49

Split, Croatia

Ability to deliver

28.9/40.0

16.6/20 Reviews

6.7/10 Clients & Experience

5.6/10 Market Presence

Service focus

10% Enterprise App Modernization

90% Other

View Profile Visit Website
Intellexi

$25,000+

$25 - $49 / hr

10 - 49

Zagreb, Croatia

Ability to deliver

21.9/40.0

17/20 Reviews

0/10 Clients & Experience

4.9/10 Market Presence

Service focus

50% Enterprise App Modernization

50% Other

View Profile Visit Website
Thespian

$10,000+

$50 - $99 / hr

10 - 49

Zagreb, Croatia

Ability to deliver

25.9/40.0

17.4/20 Reviews

3.3/10 Clients & Experience

5.2/10 Market Presence

Service focus

15% Enterprise App Modernization

85% Other

View Profile Visit Website
LeverUP

$10,000+

$100 - $149 / hr

10 - 49

Zagreb, Croatia

Ability to deliver

24.2/40.0

17.8/20 Reviews

1/10 Clients & Experience

5.3/10 Market Presence

Service focus

15% Enterprise App Modernization

85% Other

View Profile Visit Website
Ignitech Solutions

Undisclosed

Undisclosed

10 - 49

Zagreb, Croatia

Ability to deliver

20.2/40.0

16.2/20 Reviews

0/10 Clients & Experience

4/10 Market Presence

Service focus

10% Enterprise App Modernization

90% Other

View Profile Visit Website
CROZ

$50,000+

Undisclosed

50 - 249

Zagreb, Croatia

Ability to deliver

9.5/40.0

0/20 Reviews

3.8/10 Clients & Experience

5.7/10 Market Presence

Service focus

30% Enterprise App Modernization

70% Other

View Profile Visit Website
Shard Labs

$1,000+

$25 - $49 / hr

2 - 9

Split, Croatia

Ability to deliver

10.4/40.0

0/20 Reviews

5.1/10 Clients & Experience

5.3/10 Market Presence

Service focus

10% Enterprise App Modernization

90% Other

View Profile Visit Website
3mi Lab

$25,000+

$50 - $99 / hr

10 - 49

Zagreb, Croatia

Ability to deliver

7.1/40.0

0/20 Reviews

3.1/10 Clients & Experience

4/10 Market Presence

Service focus

20% Enterprise App Modernization

80% Other

View Profile Visit Website
TIS Grupa

$5,000+

$50 - $99 / hr

50 - 249

Zagreb, Croatia

Ability to deliver

5.5/40.0

0/20 Reviews

0/10 Clients & Experience

5.5/10 Market Presence

Service focus

20% Enterprise App Modernization

80% Other

View Profile Visit Website
Solvership

$5,000+

$50 - $99 / hr

50 - 249

Zagreb, Croatia

Ability to deliver

5.6/40.0

0/20 Reviews

0/10 Clients & Experience

5.6/10 Market Presence

Service focus

10% Enterprise App Modernization

90% Other

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OmnifIT d.o.o.

$5,000+

$50 - $99 / hr

2 - 9

Varaždin, Croatia

Ability to deliver

4/40.0

0/20 Reviews

0/10 Clients & Experience

4/10 Market Presence

Service focus

25% Enterprise App Modernization

75% Other

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BISS d.o.o.

$25,000+

Undisclosed

50 - 249

Zagreb, Croatia

Ability to deliver

5.2/40.0

0/20 Reviews

0/10 Clients & Experience

5.2/10 Market Presence

Service focus

10% Enterprise App Modernization

90% Other

View Profile Visit Website
Kodilion

$5,000+

$50 - $99 / hr

10 - 49

Zagreb, Croatia

Ability to deliver

4/40.0

0/20 Reviews

0/10 Clients & Experience

4/10 Market Presence

Service focus

10% Enterprise App Modernization

90% Other

View Profile Visit Website
Opto Software

$5,000+

$100 - $149 / hr

2 - 9

Zagreb, Croatia

Ability to deliver

4/40.0

0/20 Reviews

0/10 Clients & Experience

4/10 Market Presence

Service focus

10% Enterprise App Modernization

90% Other

View Profile Visit Website
Portobyte

Undisclosed

$200 - $300 / hr

Freelancer

Zagreb, Croatia

Ability to deliver

5.5/40.0

0/20 Reviews

1.5/10 Clients & Experience

4/10 Market Presence

Service focus

30% Enterprise App Modernization

70% Other

View Profile Visit Website
Flyntech

$5,000+

$25 - $49 / hr

Freelancer

Velika Gorica, Croatia

Ability to deliver

4/40.0

0/20 Reviews

0/10 Clients & Experience

4/10 Market Presence

Service focus

20% Enterprise App Modernization

80% Other

View Profile Visit Website
FOR IN SOLUTIONS d.o.o.

$5,000+

$50 - $99 / hr

Freelancer

Osijek, Croatia

Ability to deliver

4/40.0

0/20 Reviews

0/10 Clients & Experience

4/10 Market Presence

Service focus

20% Enterprise App Modernization

80% Other

View Profile Visit Website
Butterfly Design

$5,000+

$50 - $99 / hr

Freelancer

Josipdol, Croatia

Ability to deliver

4.6/40.0

0/20 Reviews

0.6/10 Clients & Experience

4/10 Market Presence

Service focus

10% Enterprise App Modernization

90% Other

View Profile Visit Website
CyberQode

$1,000+

$50 - $99 / hr

2 - 9

Zagreb, Croatia

Ability to deliver

4/40.0

0/20 Reviews

0/10 Clients & Experience

4/10 Market Presence

Service focus

10% Enterprise App Modernization

90% Other

View Profile Visit Website

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Top Application Modernization Services in Croatia

List of the Top Croatia Legacy Modernization Services

Reviews mention Communicative

Digital Goods Marketplace Dev for Sports Company

Custom Software Dev for Cloud-Based Platform

Custom Software Dev for Institution-Focused IT Provider

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Reliable

User Reward Platform Dev & Design for Blockchain Company

Custom Software Dev for National Dog Breeding Association

Industry Experience

Select Industry to see insights

Thespian is very responsive

Reviews mention Transparent

CRM Consulting & SI for IT & Business Consulting Company

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Custom Software Development powered by Zendify

Reviews mention Easy to work with

Strategic Consulting for Healthcare App

Industry Experience

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Reviews mention Knowledgeable

Custom Development for Software Development Company

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

Reviews mention Personable

Dev Staff Augmentation for Medical Device Manufacturer

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Trustworthy

Software Development for Cybersecurity Company

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

Reviews mention Flexible

Staff Augmentation for Software Development Company

Custom Software Dev for Energy Software Firm

Staff Augmentation for Software Development Company

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Dedicated

Solution Modules for Telecommunications Company

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

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List of the Top 10 Croatia Legacy Modernization Services