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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1771$1,000+10 - 49 employeesKyiv, UkraineLaunched in 2014, PlayToMax Ltd, a small application development firm, is based in Limassol, Cyprus and Kyiv, Ukraine. Their team offers Mobile App Development.Read More
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1772$5,000+10 - 49 employeesL'viv, UkraineSwipex is a web development company. They provide Web Development, E-Commerce Development, Mobile App Development, and UX/UI Design and were established in 2015. Their small team is located in L'viv, Ukraine.Read More
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1773$5,000+2 - 9 employeesBucurești, RomaniaContByte is a small București, Romania-based custom software development company. Founded in 2024, the team focuses on Custom Software Development, Web Development, Generative AI, Mobile App Development, and more.Read More
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1774$5,000+10 - 49 employeesBiałystok, PolandRead More
4e Agency is a digital agency that was founded in 2002. The company is located in Bialystock, Poland where its team of two provides a range of services including web design, web development, mobile app development, video production, branding, and more to mostly mid-market clients.
Clients
EDF EnergyIndustries
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1775$1,000+10 - 49 employeesKyiv, UkraineDForce is a website development company launched in 2020. Their small team is in Kyiv, Ukraine. Their services include Web Development, Custom Software Development, Web Design, UX/UI Design, and more.Read More
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1776Undisclosed250 - 999 employeesWrocław, PolandCustom software development firm Star is located in Sunnyvale, California and San Francisco, California. Their services include Custom Software Development and Mobile App Development.Read More
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1777$10,000+10 - 49 employeesKyiv, UkraineRead More
Developers Shore is a small IT strategy consulting company. Established in 2018, the firm is located in Kyiv, Ukraine and Stockholm, Sweden. Their team specializes in IT strategy consulting, cloud consulting & SI, ERP consulting and SI, cybersecurity, and more.
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1778$5,000+10 - 49 employeesVinnytsia, UkraineAYA Software is a website development company located in Vinnytsia, Ukraine and Antwerpen, Belgium. Their services include Web Development and Mobile App Development.Read More
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1779$10,000+10 - 49 employeesPrishtina, KosovoLaunched in 2018, Pristine Tech is a custom software development company. They are based in Prishtina, Kosovo and have a small team. Their services include custom software development, web development, mobile app development, web design, and more.Read More
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1780$1,000+10 - 49 employeesRīga, LatviaIMdesign is a small web development firm established in 2022. Their services include Web Development, UX/UI Design, Mobile App Development, and Branding. The agency is based in Rīga, Latvia.Read More
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1781$5,000+10 - 49 employeesMaribor, SloveniaSolve-X is a custom software development company headquartered in Maribor, Slovenia and Maribor, Slovenia. The team focuses on Custom Software Development and Mobile App Development.Read More
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1782$1,000+10 - 49 employeesGdańsk, PolandDock, a web design agency, is in Gdańsk, Poland. The team provides Web Design and Web Development.Read More
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1783$10,000+10 - 49 employeesWarsaw, PolandFUN and MOBILE, an app development firm, specialize in Mobile App Development and Custom Software Development. They were founded in 2006.Read More
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1784$1,000+2 - 9 employeesBudapest, HungaryRelated Code is an application development company. Their team is in Budapest, Hungary. The company offers Mobile App Development and Web Development.Read More
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1785$5,000+10 - 49 employeesTartu, EstoniaSingleton is a mobile application development firm. Headquartered in Tartu, Estonia and Tallinn, Estonia, the company focuses on Mobile App Development and Web Development.Read More
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1786$1,000+2 - 9 employeesKyiv, UkraineItWorksinUA is an application development company established in 2002. The firm offers Mobile App Development and IoT development, and is small.Read More
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1787$1,000+2 - 9 employeesCzęstochowa, PolandNICE CODE, a SEO services firm, was established in 2022. Their small team is based in Częstochowa, Poland. Their services include Search Engine Optimization, UX/UI Design, Web Development, Mobile App Development, and more.Read More
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1788$10,000+2 - 9 employeesBeograd, SerbiaSally Engineering is an IT staff augmentation company. They are in Beograd, Serbia and have a small team. Their services include IT staff augmentation, Custom Software Development, Web Development, Mobile App Development, and more.Read More
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1789$25,000+10 - 49 employeesPlovdiv, BulgariaRead More
Diadraw, a software development firm, is based in Plovdiv, Bulgaria. The company specializes in custom software development, web development, mobile app development, enterprise app modernization, and more and has a small team.The company was launched in 2012.
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1790$5,000+10 - 49 employeesPoznań, PolandThinkHumanX, a small branding company, is headquartered in Melbourne, Australia and Poznań, Poland. Launched in 2010, the team specializes in Branding, Digital Strategy, E-Commerce Development, Mobile App Development, and more.Read More
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1791$10,000+50 - 249 employeesWrocław, PolandRead More
In Wrocław, Poland, Thaumatec is an IoT development company. The midsize team focuses on IoT development, custom software development, Artificial Intelligence, and mobile app development and was established in 2014.
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1792$10,000+2 - 9 employeesWarszawa, PolandRead More
Nebulic is a digital innovation house, founded in 2019 and located in Warsaw, Poland. They comprise four employees specializing in AI, machine learning, website technologies, website optimization, and blockchain. They work predominantly with small and midmarket companies in retail, advertising, and arts and entertainment.
Clients
Opera SoftwareIndustries
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1793$1,000+2 - 9 employeesKraków, PolandRead More
Busy Beaver Software, a custom software development firm, was founded in 2021. Their small team is located in Kraków, Poland and focuses on custom software development, enterprise app modernization, web development, mobile app development, and more.
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1794$1,000+50 - 249 employeesPoznań, PolandFounded in 2021, DIGITAL-IMAGES sp. Z o.o. Is a web development firm. They are in Poznań, Poland and have a midsize team. The firm offers web development, e-commerce development, custom software development, mobile app development, and more.Read More
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1795$5,000+10 - 49 employeesWarszawa, PolandRead More
Rebased is a software development firm based in Warsaw, Poland. Founded in 2011, Rebased has 27 employees, and they specialize in JavaScript and Ruby on Rails. Their services include custom software development, e-commerce development, and web and mobile applications for both client-facing and enterprise management solutions.
Clients
Large e-commerce site integrated with external ERP system.Industries
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1796$1,000+10 - 49 employeesPlovdiv, BulgariaRead More
Elders Ltd. is a development agency based in Plovdiv, Bulgaria. Their team of over 10 employees serves firms of all sizes in industries such as advertising, IT, media, and e-commerce. Founded in 2016, they offer custom software, mobile app, e-commerce, and wearable app development services.
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MarketVisionIndustries
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1797$1,000+10 - 49 employeesRzeszów, PolandRead More
Investimetric.io is a small web development company. Established in 2018, the team specializes in web development, custom software development, other application development, application management & support, and more. The agency is located in Rzeszów, Poland.
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1798$5,000+10 - 49 employeesOdesa, UkraineRead More
Web development firm AVADA MEDIA is based in Odesa, Ukraine. The small company was established in 2010. Their services include web development, mobile app development, custom software development, application management & support, and more.
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1799$10,000+10 - 49 employeesBrno, Czech RepublicTouch Art is a small mobile app development company headquartered in Brno, Czech Republic. The team focuses on Mobile App Development and UX/UI Design.Read More
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KofiKofiIndustries
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1800$5,000+1,000 - 9,999 employeesCluj-Napoca, RomaniaP3 Digital Services is a mobile application development company. They offer Mobile App Development and Cybersecurity and were established in 1996.Read More
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