Top 100 Mobile App Developers in Eastern Europe
The Best of March 2026Looking for a top mobile app development company in Eastern Europe?
Building a mobile app is expensive. In fact, it can cost $10,000 to $150,000, unless you want an out-of-the-box solution with a DIY app builder. So, choosing the right app developer is important because it can save you time and money and result in an app that makes your business stand out.
As you begin the process of hiring an app development company, remember to define the type of app you want before starting conversations with developers. How complex your app idea is will determine your budget and the skill level you need in an app developer. Then, once conversations begin, ask for portfolio items, reviews, and references. Be sure to bring up timeline, too, so you align on expectations.
Overall, with about 90% of time on mobile spent in apps, investing in a mobile app for your business may help attract customers and get your brand in front of more people.
To assist you in your search for a partner, we’ve compiled this list of the top mobile app developers in Eastern Europe. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Eastern Europe Mobile App Development Companies
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1381$25,000+10 - 49 employeesKharkiv, UkraineRead More
Space Whale is a software development company based in Kharkiv, Ukraine founded in 2016. Run by a team of 15, they specialize in mobile app development, UX/UI design, and IoT development. Their UX services focus on UX strategy, user research, and usability testing. They are also familiar with frameworks such as Flutter, Ruby on Rails, and ReactJS.
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1382$5,000+2 - 9 employeesChalandri, GreeceLaunched in 2010, TREBBBLE is a small Chalandri, Greece-based mobile application development company. Their services include Mobile App Development and UX/UI Design.Read More
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1383$5,000+10 - 49 employeesTiranë, AlbaniaAlmotech LLC is an app development company. They focus on Mobile App Development and UX/UI Design and are in Tiranë, Albania.Read More
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1384$5,000+10 - 49 employeesKharkiv, UkraineRead More
Founded in 2010, The Awesome Company is located in Kharkiv, Ukraine. With 25 employees, they provide mobile app development, web development, and custom software development services for midmarket and small businesses.
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GeeksterinkIndustries
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1385$10,000+10 - 49 employeesL'viv, UkraineRead More
Founded in 2015, Team Rainmakers is a software solutions provider that offers web development, mobile app development, and UX/UI design services to their clients. Their 50 employees are based out of Lviv.
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1386$5,000+2 - 9 employeesOsijek, CroatiaFront Tribe, a custom software development company, was established in 2022. The firm provides custom software development, web development, mobile app development, ux/ui design, and more and has a small team. The firm is headquartered in Osijek, Croatia.Read More
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1387$5,000+2 - 9 employeesZagreb, CroatiaRead More
Beap is a design agency founded in 2016. Based in Zagreb, Croatia, their team of more than two people offers web development, web design, and UX/UI design solutions for clients ranging from small firms to large businesses in the fields of IT, advertising, and e-commerce.
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GraweIndustries
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1388Undisclosed50 - 249 employeesKraków, PolandRead More
Montrose Software is a software development company based in South Orange, N.J., with an office in Poland. Founded in 2012, the team of 11 specializes in custom software development, e-commerce development, and mobile app development. They work primarily with midmarket level clients mainly in the financial services industry.
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Wells FargoIndustries
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1389$1,000+10 - 49 employeesKharkiv, UkrainePerfectorium is a UX design agency. Their small team is headquartered in Kharkiv, Ukraine. Their services include ux/ui design, blockchain, social media marketing, search engine optimization, and more. The agency was launched in 2016.Read More
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1390$50,000+50 - 249 employeesKyiv, UkraineFour Ages Software is an IoT development company. Launched in 2016, the midsize agency is headquartered in London, England; Warszawa, Poland; Kyiv, Ukraine and X5000AZA, Argentina. Their team specializes in IoT development, API Development, UX/UI Design, Custom Software Development, and more.Read More
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1391Undisclosed10 - 49 employeesSibiu, RomaniaRead More
Agile Freaks is a software agency based in Sibiu, Romania with over 10 employees. Since 2010, they have provided custom software, web, and mobile app development solutions for clients that work in various industries, including IT services, media, and consumer products.
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1392$25,000+10 - 49 employeesBucurești, RomaniaCustom software development firm WebitFactory was launched in 2017. The small team offers Custom Software Development and Blockchain.Read More
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1393$10,000+2 - 9 employeesBucurești, RomaniaRead More
Appes is a development company based in Bucharest, Romania. Their team of fewer than 10 offers web, mobile app, and custom software development services to small businesses. They were founded in 2019.
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Babele -
1394$5,000+2 - 9 employeesKyiv, UkraineRead More
Massive Kinetic is an IT company based in Kiev, Ukraine. Since 2019, they have offered their services in web development, UX/UI design, and web design for small businesses in the fields of utilities, IT, and consumer products.
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1395$1,000+10 - 49 employeesKyiv, UkraineRead More
Thinksoft LLC is a software development company based in Kyiv, Ukraine, with an office in Warsaw, Poland. The company, founded in 2018, has a team of more than 20 that provides custom software development, web development, and mobile app development services to small and midmarket companies in various industries that include IT, e-commerce, education, and automotive.
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1396$1,000+10 - 49 employeesWałbrzych, PolandRead More
Upbrand is a website development company. They offer web development, e-commerce development, social media marketing, web design, and more and were established in 2017. The company is based in Wałbrzych, Poland.
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1397Undisclosed50 - 249 employeesTallinn, EstoniaSoftware development firm Qoderoom (Out of Business) was founded in 2009. The midsize Kyiv, Ukraine-based team offers custom software development, enterprise app modernization, ux/ui design, application management & support, and more.Read More
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1398$10,000+2 - 9 employeesLjubljana, SloveniaBEPET Ltd. Is a application development company established in 2018. The firm provides mobile app development, ux/ui design, and web development and has a small team.Read More
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1399$1,000+50 - 249 employeesWarszawa, PolandRead More
SoftVoya is a full-cycle agency based in Minsk, Belarus with a team of 15. Since 2018, the agency has lent its services in web development, mobile app development, and SEO to clients ranging from startups to enterprises. They specialize in frameworks such as ReactJS, Django, and WordPress, and primarily use JavaScript, Python, and PHP.
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UpserviceIndustries
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1400$25,000+10 - 49 employeesBudapest, HungaryRead More
Drukka Digitals is a full-service web and mobile app development company that was founded in 2010. They have 16 employees working in Budapest, Hungary, where they provide end-to-end web and mobile app development, UX and UI design, and digital product management services for startups, small businesses and midmarket companies.
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Neatly -
1401$10,000+50 - 249 employeesKraków, PolandRead More
Founded in 2003, Amsterdam Standard is a IT service headquartered in Amsterdam, with offices in Krakow, Rzezsow, and Wroclaw. Their team of 80 provide custom software development, web design, UX/UI design, and web development for clients.
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Relay42 -
1402$50,000+10 - 49 employeesBudapest, HungaryRead More
Konstruktor Online is an end-to-end digital product engineering agency founded in Budapest, Hungary in 2013. With about 10 employees, they offer product design, web and mobile app development, IoT development, and more to mid-sized clients across retail, consumer products, financial, and manufacturing industries.
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Urban LobbyIndustries
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1403$25,000+10 - 49 employeesPoznań, PolandRead More
X-ONE, a software development company, was founded in 2015. They are headquartered in Poznań, Poland and have a small team. Their services include custom software development, e-commerce development, web development, and mobile app development.
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1404$250,000+250 - 999 employeesKaunas, LithuaniaApp development firm Devbridge is in Chicago, Illinois and Kaunas, Lithuania. Established in 2008, the team specializes in Mobile App Development and UX/UI Design.Read More
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GraingerIndustries
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1405$10,000+10 - 49 employeesWrocław, PolandRead More
InfiniteProgress is a software development agency founded in 2013 with a team of 9 experts. Based in Wroclaw, Poland, the company provides small businesses and midmarket firms expertise in custom software, mobile app, and web development. They work with industries such as business services, consumer products & services, and healthcare, among others.
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Unit4Industries
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1406$5,000+10 - 49 employeesGdańsk, PolandJMB Lab is a custom software development company. Their small team is located in Gdańsk, Poland. The company provides Custom Software Development, Web Development, Mobile App Development, Enterprise App Modernization, and more.Read More
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J.S. Hamilton GroupIndustries
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1407$5,000+10 - 49 employeesKraków, PolandRead More
Launched in 2018, Saly B2B e-commerce platform is an e-commerce development firm. Their small team is headquartered in Kraków, Poland. Their services include e-commerce development, ux/ui design, IT strategy consulting, mobile app development, and more.
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1408$5,000+10 - 49 employeesOdesa, UkraineUFO Engineering is a website development company. They are in Odesa, Ukraine and have a small team. Their services include Web Development, AI Agents, API Development, E-Commerce Development, and more.Read More
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SaaSIndustries
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1409$25,000+10 - 49 employeesKyiv, UkraineRead More
FiduciaSoft, LLC is a software development company with headquarters in Twinsburg, Ohio and a development office in Kyiv, Ukraine. Founded in 2015, their team of about 35 employees does enterprise app modernization, customer software development, and web development for small–midmarket businesses.
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ATCIndustries
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1410$5,000+10 - 49 employeesWarszawa, PolandSoftech.app - Software | Business Development, an application development firm, is headquartered in Warszawa, Poland and Dubai, United Arab Emirates. The agency offers Mobile App Development, Custom Software Development, Web Development, Business Consulting, and more and has a small team.The agency was founded in 2020.Read More
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