Top 100 Mobile App Developers in Eastern Europe
The Best of November 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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$10,000+10 - 49 employeesIrvine, CAKingsmen Digital Ventures is an application development company. Their small team is based in Irvine, California. Their services include Mobile App Development, Custom Software Development, Artificial Intelligence, and Web Development. The company was established in 2017.Read More
Industries
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1141$10,000+10 - 49 employeesKharkiv, UkraineRead More
Resty applications is a software firm based in Kharkiv, Ukraine, and founded in 2017. With no more than 50 employees, they offer custom software, web, and mobile app development solutions to small and mid-market firms alike.
Industries
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1142$10,000+10 - 49 employeesWarszawa, PolandRead More
DevOpsi is a software development company founded in Warsaw, Poland in 2020 with fewer than 50 professionals. They are experts in custom software development, application testing, and other application development solutions for various clients.
Industries
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1143$10,000+250 - 999 employeesKraków, PolandRead More
VirtusLab is a development and consulting company based in Kraków, Poland. Founded in 2009, they have about 90 employees and specialize in custom software development, web development, big data, cloud consulting, and mobile app development.
Clients
Propensive Ltd. -
1144$1,000+10 - 49 employeesBucurești, RomaniaLaunched in 2021, Systemio Technologies is a small software development company. Their services include Custom Software Development, E-Commerce Development, Web Development, Artificial Intelligence, and more. The agency is located in București, Romania.Read More
Industries
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1145$10,000+50 - 249 employeesKraków, PolandRead More
Founded in 2008, Codahead is a software development firm that offers custom software development, artificial intelligence, and IT staff augmentation services to their mid-market, small business, and enterprise clients in the financial services, automotive, and e-commerce industries. Their 250 employees are based out of Krakow, Poland.
Clients
AppetizeIndustries
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1146$5,000+10 - 49 employeesZaporizhzhia, UkraineRead More
Launched in 2015, JSN is a small website development firm. Their team focuses on web development, custom software development, and mobile app development. The agency is located in Zaporizhzhia, Ukraine.
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1147$25,000+50 - 249 employeesLublin, PolandRead More
Codema is a small custom software development company. The Lublin, Poland-based agency was established in 2020. Their team offers custom software development, mobile app development, HR services, ux/ui design, and more.
Industries
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1148$10,000+10 - 49 employeesKaunas, LithuaniaRead More
Founded in 2013, Indeform Ltd. is an interactive media development firm that is located in Kaunas, Lithuania. A team of less than 10, Indeform Ltd. specializes in web development, custom software development, mobile app development and e-commerce development. Indeform Ltd. works with clients in the arts, entertainment & music, energy & natural resources, information technology, healthcare & medical, and education fields.
Clients
Greensmith, LLC (USA)Industries
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1149$25,000+50 - 249 employeesSofia, BulgariaDroxic is a software development firm. Established in 2012, the midsize company is in Sofia, Bulgaria; Niš, Serbia and Sofia, Bulgaria. Their services include Custom Software Development, Web Development, IT strategy consulting, Mobile App Development, and more.Read More
Clients
Grohe, HMD, CNN, Viessmann, British Airways -
1150$1,000+10 - 49 employeesTiranë, AlbaniaSquare Software is a software development company. The small Tiranë, Albania-based team specializes in Custom Software Development, Mobile App Development, Web Development, Artificial Intelligence, and more. The company was launched in 2023.Read More
Industries
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1151$5,000+10 - 49 employeesBeograd, SerbiaRead More
Located in San Mateo, California and Beograd, Serbia, Action Engine is a software development firm. They offer custom software development, web development, ux/ui design, mobile app development, and more and were launched in 2017.
Clients
ESRI -
1152$1,000+50 - 249 employeesTallinn, EstoniaAvalon Soft 🥇 is a website development company. The midsize Tallinn, Estonia-based company was launched in 2019. Their services include Web Development, Custom Software Development, and Mobile App Development.Read More
Clients
Digital Media ManagementIndustries
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1153$10,000+10 - 49 employeesZaporizhzhia, UkraineRead More
Codevery is a web development company located in Zaporizhzhya, Ukraine. It has 13 employees and was founded in 2015. The team offers web development, e-commerce development, custom software development, and web design services.
Clients
PierothIndustries
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1154Undisclosed2 - 9 employeesTallinn, EstoniaUppumatu is a Tallinn, Estonia-based corporate training & coaching company. The small team focuses on corporate training & coaching. The firm was launched in 2023.Read More
Industries
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1155$1,000+10 - 49 employeesKharkiv, UkraineRead More
Stellum is a mobile application development firm based in Kharkiv, Ukraine. Founded in 2020, their team of 6 serves clients in the education and healthcare sectors. Services include web development and design.
Industries
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1156$10,000+10 - 49 employeesBratislava, SlovakiaRead More
Pixwell is located in Bratislava, Slovakia with about 10 employees. They provide web development, mobile app development, and digital strategy services to enterprise, midmarket, and small businesses in the information technology, business services, and advertising and marketing industries.
Industries
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1157$1,000+2 - 9 employeesBudapest, HungaryEasify Technologies is a small custom software development company in Budapest, Hungary and Patna, India. They provide Custom Software Development, Web Development, Artificial Intelligence, Mobile App Development, and more and were launched in 2021.Read More
Clients
Renta Properties Nonstop Nanny Salt Ventures EU College GroupIndustries
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1158$5,000+10 - 49 employeesDnipropetrovs'k, UkraineRead More
UnboltSoft is a software development company based in Dnipro, Ukraine with more than 10 professionals. They have offered IoT, AR/VR, and mobile app development solutions since their founding in 2015. They work with clients that range from small companies to large firms.
Clients
University College LondonIndustries
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1159$5,000+2 - 9 employeesL'viv, UkraineRead More
TheMC² is a software development company. Their small team is in L'viv, Ukraine and focuses on custom software development, mobile app development, web development, ux/ui design, and more. The firm was launched in 2017.
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1160$5,000+50 - 249 employeesTallinn, EstoniaLaunched in 2015, Genius Software is a midsize artificial intelligence firm. Their services include Artificial Intelligence, IT staff augmentation, Custom Software Development, Web Development, and more. The firm is located in Tallinn, Estonia.Read More
Industries
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1161$10,000+10 - 49 employeesPécs, HungaryCoreTechs Solutions is a software development firm. They focus on Custom Software Development, Web Development, IT staff augmentation, AR/VR development, and more and were established in 2020. The company is in Pécs, Hungary and St. Gallen, Switzerland.Read More
Clients
Hungarian Charity Service of the Order of Malta University of Pécs CAE European Society of Thoracic Surgeons -
1162$25,000+10 - 49 employeesNiš, SerbiaMegatrend is a web development company. Their midsize team is located in Niš, Serbia and Beograd, Serbia. The company offers web development, custom software development, BI & big data consulting & SI, and mobile app development.Read More
Industries
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1163$10,000+10 - 49 employeesKraków, PolandRead More
Score Digital is a software development company. The small Kraków, Poland-based firm was established in 2019. Their team focuses on custom software development, enterprise app modernization, ux/ui design, Artificial Intelligence, and more.
Industries
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1164$50,000+50 - 249 employeesWarszawa, PolandMainsoft is a custom software development company founded in 2010. Their midsize team is located in Warszawa, Poland. Their services include Custom Software Development, Web Development, Artificial Intelligence, IT staff augmentation, and more.Read More
Clients
S2 tikshuv LTDIndustries
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1165$10,000+10 - 49 employeesKyiv, UkraineRead More
Metryus is a tech firm that specializes in mobile app, web, and software development. Founded in 2017, the company has a team of 7 employees across offices in the U.K., Ireland, and Ukraine. They primarily work with smaller- and mid-market-sized clients within the financial services industry.
Clients
Allegro Finance - consumer loans and banking USA First Ukrainian International Bank - bankingIndustries
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1166$5,000+10 - 49 employeesTarnowskie Góry, PolandRead More
NeatSoft is a Marklkofen, Germany-based website development company. The small team offers web development, mobile app development, and custom software development and was founded in 2020.
Industries
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1167$5,000+10 - 49 employeesL'viv, UkraineRead More
YouTeam is a marketplace for hiring remote software development contractors. Founded in 2014, YouTeam is headquartered in London, with an additional office in Lviv, Ukraine. YouTeam's staff of around 20 specializes in web development, custom software development, and mobile app development, primarily for enterprise and midmarket clients in business services and education.
Clients
PwCIndustries
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1168$10,000+10 - 49 employeesJinonicka, Czech RepublicRead More
FUSEIDEAS is a full-service creative agency that has offices in Winchester, Mass., and Portland, Maine. Founded in 2006, the agency and its team of over 40 specialize in branding, web design, advertising, and mobile app development.
Clients
HBOIndustries
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1169$10,000+50 - 249 employeesPoltava, UkraineKaplink is a mobile app development firm located in Netanya, Israel and Poltava, Ukraine. The agency specializes in mobile app development, IT strategy consulting, blockchain, custom software development, and more and has a midsize team.The agency was founded in 2016.Read More
Industries
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1170$5,000+10 - 49 employeesKyiv, UkraineRead More
DevRain is an online development company headquartered in Kyiv, Ukraine. Founded in 2011, the company of 12 employees specializes in web, mobile app, and custom software development for small businesses.
Clients
MicrosoftIndustries
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