Top 100 Mobile App Developers in Eastern Europe

Headquartered in Bucharest, Romania, HyperSense Software is a development company that specializes in mobile apps, websites, and custom software. Their team of about 10 employees works with small business and mid-market clients across multiple industries. They were founded in 2003.

Ronas IT is a midsize mobile application development company. Established in 2007, the company is located in Tallinn, Estonia. Their team offers mobile app development and web development.

Adonis Software is a computer software company founded in 2011. Based in Bucharest, Romania, they have a team of 18 employees, specializing in mobile app development, IT strategy consulting, and UX/UI Design. They primarily serve small business and midmarket clients in the financial services and healthcare & medical industries. 

Cruxlab, Inc. is a mobile app development company based in Los Angeles with an additional office in Ukraine. Founded in 2010, the team of 19 specializes in mobile app development, UX/UI design, and web development. 

Kultprosvet is a web and mobile development company founded in 2012. Based in Dnipro, Ukraine, with an office in Tel Aviv, Israel, the team of 21 specializes in web development and mobile app development. They primarily serve mid-market clients in the consumer products & services, arts, entertainment & music, and business services industries. 

LeanCode is a software studio founded in 2016 and based in Warsaw, Poland. With more than 10 members in their team, they specialize in custom software, web, and mobile app development services for clients in the fields of education, transportation, and consumer products.

Proexe is a Warsaw, Poland-based app developer founded in 2010. Their team of 15 specializes in mobile app development, web development, and UX/UI design.

Headquartered in Cherkassy, Ukraine and founded in 2015, TRIARE is a software development company with a team of 24. They provide custom software development, mobile and web development, and IT strategy consulting for small businesses. TRIARE primarily works with clients in advertising, marketing, entertainment, education, and automotive industries. 

Founded in 2017, Scale3C is a software development firm that offers mobile app development, custom software development, and web development services to their small business and mid-market clients in the IT, real estate, and non-profit industries. Their 25 employees are based out of Vilnius, Lithuania.

Deviark is an international software company based in Lviv, Ukraine. The company, founded in 2019, has more than ten employees and provides, among others, mobile web development, web development, and SEO services to small companies and institutions. 

They have launched mobile and web apps for startups and SMEs since 2016. Their clients appreciate the quality of the developed solutions and the way they work: fast, flexible, in-time, on-budget. Get a free consultation to get more details

Utopia Ultimate Software Solutions, a software development company, was established in 2020. Their small team is headquartered in Kraków, Poland. The agency specializes in custom software development, web development, mobile app development, web design, and more.

Andersen is an international custom software development company that, among other things, specializes in healthcare software development. Since its founding in 2007, the company has opened more than ten development centers and about ten sales offices worldwide. More than 2700 highly qualified specialists work on developing, customizing corporate IT solutions, web applications, and mobile applications. Andersen has completed over 950 projects and received hundreds of positive reviews from clients worldwide. Today the company is working on over 250 projects. Our technology stack includes .NET, C#, Java, Python, PHP, Node.js, TypeScript, Golang, C++, JavaScript, Angular, React.js, Vue.js, HTML, CSS, Java (Android), Swift / Objective C (iOS), React Native, and more. We also offer manual and automated testing, business and data analysis, UI/UX design, DevOps services, IT security management, and L1, L2, L3 support.

Headquartered in New York, Vention is a custom software development company with additional offices in Marietta, Ga. and Iselin, N.J. Since 2002, Vention has helped startups and fast-growing tech companies fill in their talent gap and create robust web and mobile solutions that users love. To date, Vention's talent pool includes 3500+ engineers with experience in all of the latest technologies.

Celadon is a mobile and web app developer headquartered in Warsaw, Poland; with offices in Kyiv, and Dubai. Founded in 2016, their team of over 100 employees specializes in mobile app development, custom software development, and web development. They work primarily with small and midmarket businesses; focusing on business services, education, arts, entertainment & music.

Founded in 2007, SEVEN is an NYC based development agency with 70 team members and a secondary location in Lviv, Ukraine. They provide custom software development, web development, and mobile app development for small businesses in the health care, telecommunications, manufacturing, and automotive industries.

White Digital is a mobile application development firm. Launched in 2019, the team provides mobile app development, web development, web design, and ux/ui design. Their small agency is located in Poznań, Poland.

Codebase is a Poznań, Poland-based mobile application development firm. The small team focuses on mobile app development, custom software development, and web development and was founded in 2020.

Uptech is a web and mobile app development company based in Kyiv, Ukraine. They were founded in 2016 and have a team of about 75 employees. Along with mobile app development and web development, they also specialize in UX/UI design. They mainly serve midmarket and small business clients in the eCommerce, health care, and financial services industries.

Cleverlance is an information services and technology firm that has offices in Redwood City, Calif., Prague, and Bratislava, Slovakia. Founded in 2000, Cleverlance's team of about 450 employees has nearly two decades of experience in web, software, and mobile app development. The firm primarily works with small business and mid-market clients – as well as a few larger enterprises – in the financial services industry, among others. 

Voypost is a Web & Mobile software development company founded by experienced Tech Entrepreneur and Solution Architect Nikita Sviridenko. Since 2019 Voypost has delivered more than 50 projects from MVPs to full-scale products for big enterprises. Our team is always ready to bring any bold ideas to life since we are focused on the efficient and quality product development process by leveraging collected data to predict the timeline and provide consistent and systematic delivery.

Founded in 2018, JetUp Digital is a digital development agency that offers web development, UX/UI design, and mobile app development services to their mid-market, small business, and enterprise clients in the business services, education, and consumer products and services industries. Their 50 employees are based out of Khmelnytskiy, Ukraine.

Mobile application company ADAMAPP LTD was founded in 2011. Its team of fewer than 10 employees is headquartered in Prague, Czech Republic. ADAMAPP LTD provides mobile app development, e-commerce development, and UX/UI design services.

Plavno, a website development firm, is based in Nur - Sultan, Kazakhstan. They offer web development, mobile app development, and blockchain and were founded in 2007.

Preezma is an IT consulting and custom software development company founded in 2013 and located in Yerevan, Armenia. With a team of about 25 employees, they serve small businesses in the advertising and marketing, consumer products and services, business services, and gambling industries. Their services include BI & big data consulting & SI, custom software development, web development, mobile app development, and e-commerce development.

Founded in 2010, Mediapark Group is a development company headquartered in Vilnius, Lithuania. Mediapark Group also has locations in Kaunas, Lithuania; Minsk, Belarus; and Kaliningrad, Russia. Mediapark Group's team of around 75 employees focuses on web development, mobile app development, and custom software development, primarily for small and midmarket clients.

​​​​​ScienceSoft is a software development and IT consulting company located in the US, Europe and the Middle East. The company was founded in 1989. The team of 700+ IT experts provides services for all-around enterprise IT management: web, mobile and desktop app development; IT infrastructure management; L1-L3 support; testing; cybersecurity. They work with startups, mid-market and enterprise clients, including Fortune 500 companies, in healthcare, finance, retail, and other business domains.

Resty-app is a mobile app development firm based in Kharkiv, Ukraine. Founded in 2018 ,their team of 20 serves clients in the business services, healthcare, and hospitality sectors. Services include iOS/Android, React Native, NodeJS, and JavaScript development.

Norbsoft is a mobile app developer of 19 employees, founded in 2003. Their headquarters is in Waterloo, Canada, with two Polish locations in Warsaw and Krakow. They offer services in mobile app development and UX/UI design. They primarily serve midmarket clients in the financial, consumer products, and advertising industries.

Redvike is a boutique software development agency that was founded in 2016. The office in Krakow, Poland, has 16 employees specializing in Node.js and React. They work primarily with startups and SMEs, providing solutions for end-to-end web and mobile app development, including cloud services.