Top 100 Mobile App Developers in Eastern Europe

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. 

Bright Inventions is a full-stack software development studio based in Gdansk, Poland. Founded in 2012, Bright Inventions' team of about 20 employees provides mobile app development, blockchain, web development, and IoT development services to small, mid-market, and enterprise businesses alike.

​​​​​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.

Apzumi is a software agency based in Poznań, Poland with a team of 39 experts. Since 2013, the company has offered custom software, mobile app, and AR/VR development to clients ranging from startups to large corporations. They primarily use Spring MVC and AngularJS for frameworks, and Java, Swift, and JavaScript for languages.

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.

Binary Studio is a software development firm headquartered in Lviv, Ukraine with an office in San Francisco. Founded in 2005, the team of 72 specializes in web development, custom software development, and IT managed services. They work primarily with midmarket-level and small businesses, focusing on gambling, telecommunications, and business services.

Atta Systems is a software products development company headquartered in Singapore and Bucharest, Romania. The company was founded in 2015 and has 30 people who specialize in software product strategy, product design, data science (AI/ML, visualizations), software development (backend, web, and mobile). They mainly serve funded startups and large international organizations.   

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.

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.

App development company Kevych Solutions is headquartered in Lviv, Ukraine. The small team focuses on mobile app development, custom software development, and other application development and was founded in 2021.

Spinney is a small mobile app development firm. The Kraków, Poland-based company was founded in 2015. Their services include mobile app development, IoT development, and wearable app development.

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.

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.

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. 

Founded in 2014, LITSLINK is a development company based in Kyiv, Ukraine with a satellite office in Kharkiv, Ukraine. With over 80 employees, LITSLINK provides web development, mobile app development and custom software development services. LITSLINK provides services to companies in the information technology, financial services and business services fields. 

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.

NERDZ LAB is a boutique software development agency based in Lviv, Ukraine. Founded in 2017, they provide services for product design, web development, and mobile app development. NERDZ LAB has about 50+ employees that serve a variety of clients in the financial services, media, business services, and consumer products and services sectors. 

Qwertify is a mobile and web development company founded in 2018 with no more than 50 employees. They offer web development, mobile app development, and UX/UI design solutions from their office in Belgrade, Serbia.

Appolica, a mobile app development firm, was established in 2013. The firm provides mobile app development, web development, ux/ui design, web design, and more and has a small team. The firm is located in Sofia, Bulgaria.

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.

Krootl is an app development firm founded in 2017. Their small team is headquartered in Kyiv, Ukraine. The firm offers mobile app development, e-commerce development, and AR/VR development.

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.

TechWings is a software development and product design company located in Kraków, Poland. Founded in 2016, they have a cross-functional team of 60+ professionals that serves midmarket enterprises and fast-growing startups in the insurance, travel & hospitality, business automation, logistics, healthcare, real estate, education, and finance sectors. Services include product development, dedicated agile teams, and staff augmentation.

Rocketech is a software development company founded in 2015. The company is based in Kyiv, Ukraine, with additional offices in Moscow and Singapore. It has 80+ employees and offers web development, mobile app development, and UX/UI design services. The team serves small business and mid market clients in the business services, media, and gaming industries.

Flexum is a website development company located in Lviv, Ukraine. The company provides web development, mobile app development, custom software development, and web design and has a small team.The company was launched in 2020.

Pagepro is a frontend development agency headquartered in London with an additional office in Bialystok, Poland. Founded in 2010, the team of nearly 20 specializes in web, mobile, e-commerce, and custom software development. They mainly work with small businesses in the advertising and marketing industry.

JSGuru is a custom software development company with offices in Eastern Europe (Serbia, Bosnia, and Herzegovina) and the USA (New York). Founded in 2006, their team of over 80 people handles mostly mid-market clients in fintech, insurtech, real estate, and marketing. Their services include product discovery, UX/UI design, software development, cloud and DevOps.
 

K7 Tech is a development company located in Belgrade, Serbia. Founded in 2018, their team of fewer than 10 serves mostly small businesses in the IT industry. Services include mobile app, web, and AR/VR development.

Olearis is a computer software company located in Kharkov, Ukraine. Founded in 2013, they have about 25 employees that do mobile app development, application testing, and UX/UI design. Olearis serves a range of clients in a variety of sectors.