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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1171$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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1172$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.
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PwCIndustries
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1173$1,000+10 - 49 employeesMykolaiv, UkraineRead More
Spark X, an app development firm and website development company, is in Mykolaiv, Ukraine. The small team provides mobile app development and web development and was launched in 2019.
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1174$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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1175$10,000+10 - 49 employeesNiš, SerbiaRead More
Founded in 2017, Codeus is a software development agency that offers custom software development, web development, and mobile app development services to their mid-market, small business, and enterprise clients in the healthcare, media, energy, and natural resources industries. Their 50 employees are based out of Nis, Serbia.
Clients
South Pole GroupIndustries
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1176$10,000+10 - 49 employeesL'viv, UkraineRocket Harbor is a small custom software development firm. They focus on Custom Software Development, IoT development, Mobile App Development, Enterprise App Modernization, and more and were established in 2016.Read More
Clients
TheDNAIndustries
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1177$1,000+Freelancer employeesGdańsk, PolandFreelance Android Developer - Rafal Niski is an app development firm. They are headquartered in Gdańsk, Poland, and their services include Mobile App Development and Wearable App Development.Read More
Clients
Volvo CarsIndustries
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1178$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.
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MicrosoftIndustries
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1179Undisclosed250 - 999 employeesSarajevo, Bosnia and HerzegovinaRead More
Authority Partners is a software firm based in Irvine, Calif. with more than 250 employees. They are experts in UX/UI design, IT managed services, and custom software development for various clients.
Clients
ArtisIndustries
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1180$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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1181$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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1182$50,000+50 - 249 employeesIași, RomaniaRead More
Established in 2004, Expert Network is a software development company. They are located in Antwerpen, Belgium and Iași, Romania and have a midsize team. The agency focuses on custom software development, web development, application testing, Artificial Intelligence, and more.
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1183$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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1184$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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1185$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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1186$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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1187Undisclosed2 - 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
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1188$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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1189$10,000+10 - 49 employeesWarszawa, PolandRead More
Plowiec.com - UX Team is a small UX design agency and product design company headquartered in Warszawa, Poland. The team focuses on ux/ui design and product design.
Industries
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1190$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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1191$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 -
1192$5,000+10 - 49 employeesL'viv, UkraineRead More
Founded in 2014, MakeIT is a development firm. Their team of around 10 employees is based in Lviv, Ukraine. They focus on web development, UI/UX design, and mobile app development.
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1193$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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1194$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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1195$5,000+2 - 9 employeesČakovec, CroatiaLocated in Čakovec, Croatia, RedCode is a mobile application development firm. They offer Mobile App Development, UX/UI Design, Custom Software Development, E-Commerce Development, and more and were launched in 2010.Read More
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1196$10,000+50 - 249 employeesKharkiv, UkraineAcademy Smart is a software development firm. Their midsize team is in Kharkiv, Ukraine; Potters Bar, England and Wrocław, Poland. The agency focuses on Custom Software Development, IT staff augmentation, Web Development, Mobile App Development, and more. The agency was established in 2009.Read More
Clients
Blue EQ Volidar 2LRN4 Cyber IncIndustries
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1197$25,000+10 - 49 employeesWrocław, PolandRead More
Oakfusion is a software house located in Wrocław, Poland and founded in 2013. They comprise 20 employees who offer full-stack website and mobile app development, and custom software creation. They work with Java, Angular and React.js, providing cloud infrastructure, frontend and backend development, and Android and iOS services.
Clients
EclipseIndustries
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1198$5,000+10 - 49 employeesBudapest, HungaryRead More
Founded in 2020, kadasolutions is a web development firm. The small Zürich, Switzerland-based team specializes in web development, mobile app development, custom software development, ux/ui design, and more.
Industries
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1199$10,000+10 - 49 employeesKyiv, UkraineRead More
Fordewind.io is a Kyiv, Ukraine-based software development company. Launched in 2015, the small team provides custom software development, IoT development, mobile app development, web development, and more.
Industries
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1200$25,000+10 - 49 employeesPoznań, PolandRead More
The BitByBit Company is a mobile and web app development agency with offices in Dublin, Ireland and Poznań, Poland. They comprise eight employees specializing in product design, mobile and web development, and branding. They work for small, mid-size and large companies in a range of industries, providing UX/UI design, Android and iOS app development, and visual brand identity.
Clients
European Space AgencyIndustries
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