Top Application Modernization Services in Poland
-
$10,000+$50 - $99 / hr250 - 999Poznań, Poland
Services provided
Established in 1995, All for One Software House is an IT staff augmentation company. The agency focuses on IT staff augmentation and Custom Software Development.
Read more -
$10,000+$25 - $49 / hr10 - 49Warszawa, Poland
Services provided
See all 6 projectsWhat the Flutter is a specialized mobile app development company focusing on Flutter technology. The company has consistently received positive reviews, with clients praising their technical expertise, responsive communication, and project management skills. Approximately 100% of the testimonials highlight their ability to meet deadlines and deliver high-quality solutions, showcasing their commitment to customer satisfaction and excellence in app performance and UI/UX enhancements.
-
$10,000+$25 - $49 / hr10 - 49Warszawa, Poland
Services provided
EXPERTSinIT Poland is an IT staff augmentation company. Launched in 2016, the team provides IT staff augmentation and Application Testing. The company is based in Warszawa, Poland.
Read more -
$1,000+$50 - $99 / hr50 - 249Warszawa, Poland
Services provided
See all 9 projectsSoftacom is a company specializing in Enterprise Application Modernization, particularly in upgrading legacy systems and ensuring software compatibility with modern operating systems. Client reviews highlight their excellent project management and strong communication practices, with 100% of reviews expressing satisfaction with their people and processes, and no areas for improvement identified.
-
$5,000+$25 - $49 / hr10 - 49Poznań, Poland
Services provided
THTG is a big data company based in Poznań, Poland. Their services include BI & big data consulting & SI and CRM consulting and SI.
Read more -
Undisclosed$50 - $99 / hr50 - 249Kraków, Poland
Services provided
MOBILTEK S.A. Mobile Technology Center, a mobile app development firm, is based in Kraków, Poland. Launched in 2002, the team specializes in Mobile App Development and Custom Software Development.
Read more -
$10,000+$25 - $49 / hr2 - 9Gdynia, Poland
Services provided
Web24.com.pl Sp. Z o.o. Is a web development firm launched in 2008. Their services include Web Development and Web Design.
Read more -
$75,000+$50 - $99 / hr50 - 249Kraków, Poland
Services provided
Gravity9, a midsize custom software development firm, is located in Birmingham, England and london, England. The team offers Custom Software Development and Enterprise App Modernization.
Read more -
$1,000+< $25 / hr2 - 9Białystok, Poland
Services provided
Launched in 2020, subvise is a small Białystok, Poland-based web development company. Their team specializes in Web Development and Enterprise App Modernization.
Read more -
$25,000+$25 - $49 / hr10 - 49Warszawa, Poland
Services provided
Established in 2022, Hansel & Baum Group (H&BG) is a website development company. The team provides Web Development and Mobile App Development.
Read more -
$5,000+$50 - $99 / hr50 - 249Warszawa, Poland
Services provided
CRM consulting and SI company OneDynamics was established in 2015. The team provides CRM consulting and SI and Custom Software Development.
Read more -
$5,000+$100 - $149 / hr10 - 49Warszawa, Poland
Services provided
Exerizon is a Marketing Strategy company. They specialize in Marketing Strategy and BI & big data consulting & SI and were founded in 2024. The agency is headquartered in Warszawa, Poland.
Read more -
$10,000+Undisclosed10 - 49Tychy, Poland
Services provided
COMFORTEL is a Tychy, Poland-based CRM consulting and SI company. Established in 2006, the team focuses on CRM consulting and SI and Mobile App Development.
Read more -
$1,000+$25 - $49 / hr2 - 9Siemianowice Śląskie, Poland
Services provided
The Code Brothers Sp. Z o.o. Is an app development firm. The firm is located in Siemianowice Śląskie, Poland. Their team offers Mobile App Development and Custom Software Development.
Read more -
$100,000+$50 - $99 / hr50 - 249Warszawa, Poland
Services provided
Primaris Services is a custom software development company. Based in Warszawa, Poland and Berlin, Germany, the team specializes in Custom Software Development and BI & big data consulting & SI.
Read more -
$1,000+$25 - $49 / hr10 - 49Rzeszów, Poland
Services provided
E-BI is a software development firm. Established in 2009, the team focuses on Custom Software Development and Enterprise App Modernization. The firm is headquartered in Rzeszów, Poland.
Read more -
$5,000+$100 - $149 / hr10 - 49Brodła, Poland
Services provided
EWOSOFT is an IT strategy consulting company. The company is located in Brodła, Poland and Kraków, Poland. Their team focuses on IT strategy consulting and CRM consulting and SI.
Read more -
UndisclosedUndisclosed10 - 49Warszawa, Poland
Services provided
RETCON, an ERP consulting and SI company, is located in Warszawa, Poland. Their services include ERP consulting and SI and Enterprise App Modernization.
Read more -
$10,000+$50 - $99 / hr50 - 249Warszawa, Poland
Services provided
See all 4 projectsObjectStyle is a software modernization company with a strong focus on enterprise application modernization and platform modernization. Their reviews indicate a 100% positive feedback rate, highlighting their expertise in microservices and Java-based frameworks. Clients commend their effective project management, timely delivery, and ability to reduce operational costs while enhancing application scalability and performance.
-
$5,000+$50 - $99 / hr50 - 249Warszawa, Poland
Services provided
Business intelligence company Sorigo is in Warszawa, Poland. They offer BI & big data consulting & SI and cloud consulting & SI and were launched in 2016.
Read more -
$1,000+$25 - $49 / hr2 - 9Warszawa, Poland
Services provided
Headquartered in Warszawa, Poland, Fide-Soft P.S.A. Is a custom software development company. They specialize in Custom Software Development and Mobile App Development.
Read more -
$10,000+$100 - $149 / hr50 - 249Warszawa, Poland
Services provided
Asseco DUS, a mobile app development firm, offer Mobile App Development and Custom Software Development. They were founded in 2016.
Read more -
$5,000+$50 - $99 / hr10 - 49Koszalin, Poland
Services provided
I4B is a small API Development company established in 2011. Their team offers API Development and Enterprise App Modernization.
Read more -
Undisclosed$50 - $99 / hr2 - 9Kraków, Poland
Services provided
Launched in 2015, cklicky.com is a small API Development company. Their team focuses on API Development and Custom Software Development.
Read more -
$5,000+$25 - $49 / hr10 - 49Kraków, Poland
Services provided
See all 8 projectsCleverCrew is a versatile software development company specializing in frontend and backend solutions, database management, and app development across various industries. Reviews highlight their strong project management, timely delivery, and effective communication, with 100% of reviewers praising these attributes. Clients appreciate their ability to integrate seamlessly within teams and deliver quality, cost-effective solutions, though some suggest improvements in machine learning and AI expertise.
-
$1,000+$50 - $99 / hr10 - 49Warszawa, Poland
Services provided
Cloudstate / Chmurowisko is a small cloud consulting & SI company. They provide cloud consulting & SI and Cybersecurity and were launched in 2017.
Read more -
$10,000+$25 - $49 / hr10 - 49Warszawa, Poland
Services provided
Elefante is an IT staff augmentation company. Headquartered in Warszawa, Poland, their team provides IT staff augmentation and Enterprise App Modernization.
Read more -
$5,000+$50 - $99 / hr50 - 249Warszawa, Poland
Services provided
MCX Group is a software development firm. The agency is headquartered in Warszawa, Poland. Their team offers Custom Software Development and cloud consulting & SI.
Read more -
$5,000+$50 - $99 / hr10 - 49Warszawa, Poland
Services provided
Positive Geeks is a custom software development firm founded in 2015. Their services include Custom Software Development and IoT development.
Read more -
$10,000+$25 - $49 / hr50 - 249Gdynia, Poland
Services provided
IBPM S.A. Is a software development company launched in 2013. Their services include Custom Software Development and E-Commerce Development.
Read more -
$25,000+$50 - $99 / hr50 - 249Kielce, Poland
Services provided
Sourceful ICT is a custom software development company located in Almere, Netherlands and Kielce, Poland. The team offers Custom Software Development and Web Development.
Read more -
$25,000+$100 - $149 / hr10 - 49Warszawa, Poland
Services provided
See all 2 projectsElastique is a technology company specializing in web and app development, with a strong focus on creating user-friendly and responsive digital platforms. Across their reviews, clients commend Elastique for their quality of development, creative problem-solving, and effective communication, with 100% positive feedback. Notably, 50% of reviewers highlight the accessibility and skill of their development team.
-
$25,000+$25 - $49 / hr2 - 9Gdańsk, Poland
Services provided
Based in Gdańsk, Poland, getdata.systems is a software development company. Their services include Custom Software Development and Web Development.
Read more -
$1,000+$25 - $49 / hr10 - 49Poznań, Poland
Services provided
Olicom Interactive Sp. Z o.o. Is a custom software development company. Founded in 2006, their team specializes in Custom Software Development and Application Management & Support.
Read more -
$25,000+$25 - $49 / hr2 - 9Katowice, Poland
Services provided
Crafterize is a custom software development company. They provide Custom Software Development and Other Application Development and were established in 2021. The firm is located in Katowice, Poland.
Read more -
$10,000+$25 - $49 / hr10 - 49Kraków, Poland
Services provided
Software development firm CoderyLabs is in Kraków, Poland. Founded in 2017, the team specializes in Custom Software Development and Web Development.
Read more -
$5,000+$25 - $49 / hr2 - 9Stalowa Wola, Poland
Services provided
Codelines, a small software development company, is headquartered in Stalowa Wola, Poland. The team specializes in Custom Software Development and Web Development.
Read more -
$10,000+$25 - $49 / hr50 - 249Warszawa, Poland
Services provided
Business intelligence company AICONIC is located in Warszawa, Poland. Their services include BI & big data consulting & SI and cloud consulting & SI.
Read more -
UndisclosedUndisclosed50 - 249Warszawa, Poland
Services provided
Founded in 2015, Billon SP. Z O.O. Is a Blockchain company. The agency offers Blockchain and Enterprise App Modernization, and is midsize.
Read more -
$10,000+$25 - $49 / hr10 - 49Rzeszów, Poland
Services provided
Visionect is a custom software development company. The team offers Custom Software Development and Web Development and is based in Rzeszów, Poland.
Read more -
$5,000+$25 - $49 / hr10 - 49Wrocław, Poland
Services provided
Launched in 2016, Aurora TechLab is a website development firm. The firm specializes in Web Development and Mobile App Development, and is small.
Read more -
$25,000+$50 - $99 / hr250 - 999Warszawa, Poland
Services provided
See all 30 projectsHelpware Tech is a business process outsourcing company specializing in tech-enabled digital customer experience solutions. Their reviews highlight a 60% time reduction in project completion due to advanced AI integration and adaptive project management. Feedback is overwhelmingly positive, with 100% of reviewers praising their effective communication and responsiveness to client needs.
-
$5,000+$25 - $49 / hr2 - 9Poznań, Poland
Services provided
HugeServices is a custom software development firm. They are located in Poznań, Poland, and their services include Custom Software Development and Mobile App Development.
Read more -
$1,000+$25 - $49 / hr2 - 9Wrocław, Poland
Services provided
InoxieSoft is a custom software development company in Wrocław, Poland. The team offers Custom Software Development and Web Development.
Read more -
Undisclosed$50 - $99 / hr2 - 9Chełm Śląski, Poland
Services provided
SaaS Native Sp. Z o.o., a custom software development company, is based in Chełm Śląski, Poland. They provide Custom Software Development and IoT development.
Read more -
$10,000+$50 - $99 / hr2 - 9Szczecin, Poland
Services provided
APLex is a small cloud consulting & SI company launched in 2021. Their services include cloud consulting & SI and Custom Software Development.
Read more -
$10,000+$50 - $99 / hr2 - 9Kraków, Poland
Services provided
Lunova is a small custom software development firm based in Kraków, Poland. Their services include Custom Software Development and IT strategy consulting.
Read more -
Undisclosed$50 - $99 / hr250 - 999Wrocław, Poland
Services provided
See all 6 projectsSoftjourn is a software development company specializing in providing IT solutions, software engineering, and development services. Across its reviews, Softjourn is praised for its adaptability, professionalism, and project management skills. Approximately 100% of reviewers highlighted their high-quality service, effective communication, and ability to meet deadlines. Clients commend their innovative approach and deep understanding of development processes, making them a reliable partner for complex projects.
-
$10,000+$25 - $49 / hr50 - 249Wrocław, Poland
Services provided
Established in 2000, Sente is a midsize Wrocław, Poland-based Enterprise App Modernization company. Their services include Enterprise App Modernization and Accounting.
Read more -
$25,000+$50 - $99 / hr250 - 999Warszawa, Poland
Services provided
See all 23 projectsCivitta, an Enterprise Application Modernization company, receives positive reviews for its expertise in digital transformation and software modernization. Clients commend their communication, development quality, and commitment, with 100% of reviews highlighting successful project completion and timely delivery. Their ability to modernize enterprise applications and enhance system performance is a notable strength.
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My Matches
Tell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
List of the Top 15 Poland Legacy Modernization Services
-
$25,000+$50 - $99 / hr250 - 999Warszawa, Poland
Ability to deliver
39.3/40.019.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$50,000+$50 - $99 / hr250 - 999Wrocław, Poland
Ability to deliver
35.4/40.015.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
40% Enterprise App Modernization60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999Kraków, Poland
Ability to deliver
38.7/40.019/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
38.3/40.018.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
35.2/40.016.6/20 Reviews10/10 Clients & Experience8.6/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$25,000+$25 - $49 / hr50 - 249Warszawa, Poland
Ability to deliver
38.1/40.019/20 Reviews10/10 Clients & Experience9.1/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$10,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
37.9/40.018.4/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$25,000+$50 - $99 / hr50 - 249Rybnik, Poland
Ability to deliver
34.7/40.016.8/20 Reviews10/10 Clients & Experience7.9/10 Market PresenceService focus
30% Enterprise App Modernization70% Other -
$25,000+$50 - $99 / hr250 - 999Warszawa, Poland
Ability to deliver
34.3/40.015.6/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$50,000+$50 - $99 / hr250 - 999Warszawa, Poland
Ability to deliver
34.3/40.017.2/20 Reviews10/10 Clients & Experience7.1/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
35.7/40.016/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$50 - $99 / hr10 - 49Wrocław, Poland
Ability to deliver
36.1/40.016.6/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$25,000+$50 - $99 / hr250 - 999Warszawa, Poland
Ability to deliver
35.7/40.016.2/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$25 - $49 / hr50 - 249Warszawa, Poland
Ability to deliver
36.5/40.017.4/20 Reviews10/10 Clients & Experience9.1/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
33.8/40.017/20 Reviews10/10 Clients & Experience6.8/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$100 - $149 / hr10 - 49Częstochowa, Poland
Ability to deliver
32.5/40.017.6/20 Reviews10/10 Clients & Experience4.9/10 Market PresenceService focus
25% Enterprise App Modernization75% Other -
Undisclosed$50 - $99 / hr1,000 - 9,999Wrocław, Poland
Ability to deliver
28.4/40.014/20 Reviews8.5/10 Clients & Experience5.9/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$5,000+$25 - $49 / hr2 - 9Wrocław, Poland
Ability to deliver
34.8/40.016.2/20 Reviews10/10 Clients & Experience8.6/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$50 - $99 / hr10 - 49Wrocław, Poland
Ability to deliver
32.1/40.017/20 Reviews9.4/10 Clients & Experience5.6/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$5,000+$50 - $99 / hr50 - 249Toruń, Poland
Ability to deliver
33.1/40.016.8/20 Reviews10/10 Clients & Experience6.4/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$50 - $99 / hr50 - 249Wrocław, Poland
Ability to deliver
33/40.016.4/20 Reviews10/10 Clients & Experience6.5/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$50 - $99 / hr10 - 49Kraków, Poland
Ability to deliver
31.5/40.016.4/20 Reviews9.4/10 Clients & Experience5.7/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$10,000+$50 - $99 / hr50 - 249Wrocław, Poland
Ability to deliver
31.4/40.015.8/20 Reviews10/10 Clients & Experience5.6/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$50,000+$50 - $99 / hr250 - 999Kraków, Poland
Ability to deliver
28.2/40.016.2/20 Reviews6.5/10 Clients & Experience5.5/10 Market PresenceService focus
20% Enterprise App Modernization80% Other -
$5,000+$50 - $99 / hr50 - 249Łódź, Poland
Ability to deliver
31.3/40.015/20 Reviews8.4/10 Clients & Experience7.9/10 Market PresenceService focus
15% Enterprise App Modernization85% Other -
$10,000+$50 - $99 / hr2 - 9Warszawa, Poland
Ability to deliver
32.7/40.016.2/20 Reviews8.8/10 Clients & Experience7.8/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$5,000+$50 - $99 / hr250 - 999Kraków, Poland
Ability to deliver
31.1/40.015.8/20 Reviews8.5/10 Clients & Experience6.7/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
31.9/40.016.2/20 Reviews9.9/10 Clients & Experience5.7/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$50,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
31.7/40.016.4/20 Reviews10/10 Clients & Experience5.3/10 Market PresenceService focus
10% Enterprise App Modernization90% Other -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
Ability to deliver
31.9/40.016.2/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
10% Enterprise App Modernization90% Other
