Top 100 Mobile App Developers in Eastern Europe
The Best of September 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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991$1,000+10 - 49 employeesSofia, BulgariaStamSoft is a small web development company in Sofia, Bulgaria and Atlanta, Georgia. Launched in 2012, the team focuses on Web Development, Mobile App Development, and other IT consulting and SI.Read More
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992$10,000+10 - 49 employeesL'viv, UkraineRead More
CodeLions is a technology team based in Lviv, Ukraine. Since 2018, their team of 10 professionals has offered social media marketing, web design, UX/UI design, and other services to small businesses.
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993$25,000+10 - 49 employeesKyiv, UkraineLaunched in 2019, Base Blocks tech is a software development company. They are in Kyiv, Ukraine and have a small team. The agency offers Custom Software Development, Mobile App Development, Application Management & Support, and Web Development.Read More
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994$5,000+10 - 49 employeesTallinn, EstoniaBased in Tallinn, Estonia, Osambit is a software development company. The small firm was founded in 2023. Their team focuses on Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more.Read More
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995$10,000+10 - 49 employeesBanja Luka, Bosnia and HerzegovinaSmall custom software development company Invenit Solutions, is headquartered in Banja Luka, Bosnia and Herzegovina and Miami, Florida. Launched in 2019, the team focuses on Custom Software Development, Mobile App Development, API Development, Low/No Code Development, and more.Read More
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996$50,000+50 - 249 employeesPrague, Czech RepublicRead More
Salsita Software is a digital design and development company with two offices in the Czech Republic: Ostrava and Prague. Founded in 2010, they employ 71 staff specializing in web and mobile app design and development for small, midmarket and global companies. Services also include UX and UI design, QA, and DevOps.
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eBayIndustries
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997$10,000+50 - 249 employeesWrocław, PolandRead More
MENTAX Software is a software development firm launched in 2005. The midsize team offers custom software development, mobile app development, and web development. The agency is headquartered in Wrocław, Poland.
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998$1,000+10 - 49 employeesWarszawa, PolandRead More
Website development firm 8 Bits Further was founded in 2020. Headquartered in Warszawa, Poland, their small team specializes in web development, custom software development, mobile app development, and ux/ui design.
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999$5,000+10 - 49 employeesKosice, SlovakiaRead More
GrownApps is a web and mobile app agency founded in 2008. Their team of more than 10 offers custom software development, web development, and web design services from their office in Kosice, Slovakia. They work with clients ranging from startups to enterprises.
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PREVIO s.r.o.Industries
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1000$5,000+2 - 9 employeesKraków, PolandUnique Devs is a website development company founded in 2023. Their small team is in Kraków, Poland. The firm offers Web Development, Mobile App Development, UX/UI Design, Custom Software Development, and more.Read More
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1001$10,000+10 - 49 employeesKraków, PolandRead More
Software development firm Dgitized is in Kraków, Poland. The small team specializes in custom software development, web development, mobile app development, ux/ui design, and more. The company was launched in 2021.
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1002$10,000+50 - 249 employeesKyiv, UkraineRead More
TrendLine Global is a global software development, outstaffing and outsourcing company with offices in London; Frankfurt, Germany; Irvine, Calif.; and Kyiv, Ukraine. Founded in 2010, they have 40 employees specializing in hiring remote developers, web and mobile app development, blockchain technologies, and IT solutions. They work for small and midmarket companies in finance, IT, and business services.
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TSI Analytics Inc.Industries
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1003$50,000+10 - 49 employeesPraha, Czech RepublicRead More
CodeCraftsmen is an application development company. They are in Kharkiv, Ukraine and have a small team. The agency provides mobile app development, web development, and custom software development.
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1004$5,000+10 - 49 employeesKyiv, UkraineRead More
Jupser is a full-stack development agency based in Kyiv, Ukraine. Since 2018, the 14-person team has developed websites, cross-platform mobile apps, and UX/UI designs.
Clients
Pinnacle Companies -
1005$25,000+50 - 249 employeesIași, RomaniaRead More
Heaven Solutions is an IT staff augmentation company founded in 2005. The company offers IT staff augmentation, application testing, custom software development, web development, and more and has a midsize team. The company is based in Kirkland, Washington; Iași, Romania; Bensheim, Germany and Il-Gżira, Malta.
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1006$5,000+10 - 49 employeesBudapest, HungaryHeadquartered in Budapest, Hungary, ASAcrew is a small custom software development firm. They focus on Custom Software Development, Mobile App Development, cloud consulting & SI, Artificial Intelligence, and more and were launched in 2010.Read More
Clients
Constitutional Court of HungaryIndustries
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1007$25,000+50 - 249 employeesSofia, BulgariaAthlon: Global Design Company is an UX agency launched in 2009. The agency focuses on UX/UI Design, Web Design, Product Design, Web Development, and more and has a midsize team.Read More
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1008$10,000+50 - 249 employeesOsijek, CroatiaWebsite development firm UHP Software GmbH was founded in 2014. The midsize team focuses on Web Development, Custom Software Development, Enterprise App Modernization, Mobile App Development, and more. The agency is headquartered in Eschborn, Germany; Osijek, Croatia and Zagreb, Croatia.Read More
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ifm group of companiesIndustries
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1009$10,000+10 - 49 employeesWarszawa, PolandRead More
JMMJ is a custom software development company based in Warsaw, Poland. Founded in 2008, they have 22 employees specializing in mobile and web technology, including AI, augmented reality, and machine learning. Working for small businesses, midmarket companies and global enterprises, they offer blockchain solutions, mobile and web app development, and Cloud control.
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MicrosoftIndustries
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1010$5,000+10 - 49 employeesL'viv, UkraineRead More
CookieDev is a mobile app development firm based in Zaporizhzhya, Ukraine. Founded in 2013, their team of 40 serves clients in the computer software sector. Services include web development and application testing.
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1011$5,000+10 - 49 employeesKyiv, UkraineRead More
Melior Games is a game development company headquartered in Vilnius, Lithuania, with an additional office in Kiev, Ukraine. Founded in 2010, Melior Games' team of around 25 employees focuses on mobile app development, IT managed services, and design, primarily for small and midmarket clients in the entertainment, gaming, and gambling sectors.
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Sunset GamesIndustries
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1012$5,000+10 - 49 employeesKyiv, UkraineTrinix Ways is a mobile app development firm located in Kyiv, Ukraine. The small team specializes in Mobile App Development, Artificial Intelligence, Custom Software Development, AR/VR development, and more. The firm was established in 2021.Read More
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1013$5,000+50 - 249 employeesWarszawa, PolandTeknika, a custom software development firm, was launched in 2019. Their midsize team is in Panama City Beach, Florida and Warszawa, Poland. Their services include Custom Software Development, Mobile App Development, Enterprise App Modernization, UX/UI Design, and more.Read More
Clients
TechFarms Capital Cox Enterprises Chaos Audio The KnooIndustries
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1014$1,000+10 - 49 employeesSkopje, North MacedoniaQtWinSoft is a small custom software development company. Located in Skopje, North Macedonia, the agency was launched in 2014. Their team specializes in Custom Software Development, IoT development, Mobile App Development, and Blockchain.Read More
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Keenova DeepSystems SanDisk CMSIndustries
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1015$5,000+250 - 999 employeesDnipro, UkraineRead More
Zazmic Inc. is a digital agency that is headquartered in San Francisco with an office Dnipro, Ukraine. It was founded in 2014 and has more than 100 employees who specialize in web development, mobile app development, UX/UI design, mobile & app marketing, and email marketing.
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Rakuten Boostr Valassis UpChooseIndustries
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1016$10,000+50 - 249 employeesDnipro, UkraineRead More
Global Cloud Team is a midsize IT staff augmentation company. The Newton, Massachusetts-based firm was founded in 2018. Their team provides IT staff augmentation, custom software development, web development, mobile app development, and more.
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1017$10,000+10 - 49 employeesBiałystok, PolandRead More
Small mobile application development company Aexol, is headquartered in Białystok, Poland. They specialize in mobile app development, social media marketing, mobile & app marketing, and custom software development and were founded in 2011.
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1018$50,000+50 - 249 employeesSofia, BulgariaRead More
Devision is a development outsourcing firm based in Sofia, Bulgaria with an office in Ukraine. Established in 2007, Devision has just under 60 employees and provides a wide range of development services based on a comprehensive technology stack. They offer development of custom software, web applications, and Android and iOS mobile apps to mid-market and enterprise clients in the business services, IT, and telecommunications sectors.
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COPYBOOKIndustries
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1019$10,000+10 - 49 employeesBydgoszcz, PolandRead More
CODEAGENCY, an application development company, was launched in 2016. They are located in Bydgoszcz, Poland and have a small team. Their services include mobile app development, web development, and ux/ui design.
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1020$5,000+10 - 49 employeesKyiv, UkraineRead More
Founded in Kiev, Ukraine by one employee, DesignPlanet creates high-quality websites. Since 2010, it has been offering web design, web development, and graphic design services.
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SamsungIndustries
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