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.
Jump to Most Reviewed Companies
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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3601Undisclosed2 - 9 employeesTallinn, EstoniaIT strategy consulting company Altos Engineering provides IT strategy consulting and BI & big data consulting & SI. They are headquartered in Tallinn, Estonia and Tallinn, Estonia.Read More
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3602$1,000+2 - 9 employeesKlaipėda, LithuaniaWeb development firm Owlet Studio was founded in 2024. The firm focuses on Web Development and E-Commerce Development, and is small.Read More
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3603$1,000+2 - 9 employeesVilnius, LithuaniaFounded in 2013, AixApps, MB, a small IoT development company, is in Vilnius, Lithuania. Their services include IoT development and Custom Software Development.Read More
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3604$5,000+2 - 9 employeesGdańsk, PolandIn Gdańsk, Poland, ConradMind is a small software development firm. They offer Custom Software Development, Web Development, API Development, BI & big data consulting & SI, and more and were launched in 2017.Read More
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3605$25,000+2 - 9 employeesBeograd, SerbiaIT staff augmentation company Abazzo was established in 2022. They are located in Beograd, Serbia and Beograd, Serbia and have a small team. Their services include IT staff augmentation, Custom Software Development, Web Development, Cybersecurity, and more.Read More
Industries
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3606$5,000+2 - 9 employeesBeograd, SerbiaNaoit LLC, a custom software development firm, is based in Beograd, Serbia. They provide Custom Software Development and Web Development.Read More
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3607Undisclosed2 - 9 employeesPrishtina, KosovoClleancode, a web development firm, was founded in 2015. They provides Web Development and Web Design.Read More
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3608$5,000+2 - 9 employeesL'viv, UkraineSquare Circle is a custom software development firm. The L'viv, Ukraine-based company was founded in 2025. Their services include Custom Software Development and Artificial Intelligence.Read More
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3609$1,000+2 - 9 employeesKecskemét, HungaryLaunched in 2015, DevTools Kft., a small software development firm, is based in Kecskemét, Hungary. Their team focuses on Custom Software Development and Artificial Intelligence.Read More
Industries
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3610$1,000+2 - 9 employeesBucurești, RomaniaDiloxy, a software development firm, is in București, Romania. They offer Custom Software Development and Artificial Intelligence.Read More
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3611Undisclosed2 - 9 employeesPlovdiv, BulgariaSoftware development firm Cognify Labs offers Custom Software Development and Web Development. They are located in Plovdiv, Bulgaria.Read More
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3612Undisclosed2 - 9 employeesTârgu Mureș, RomaniaResolution Studio, a small e-commerce development company, is headquartered in Târgu Mureș, Romania. Their services include E-Commerce Development and Search Engine Optimization.Read More
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3613$5,000+2 - 9 employeesVrčin, SerbiaDev Harbor is a Vrčin, Serbia-based software development company. They provide Custom Software Development and Web Development and were established in 2020.Read More
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3614$5,000+2 - 9 employeesSkierniewice, PolandCustom software development company Compri provides Custom Software Development and Web Development. They are headquartered in Skierniewice, Poland.Read More
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3615$1,000+2 - 9 employeesKraków, PolandHeyNeuron is a custom software development firm. The agency is headquartered in Kraków, Poland. Their team specializes in Custom Software Development and AI Agents.Read More
Industries
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3616$1,000+2 - 9 employeesPoznań, PolandGenerative AI company TechGuys is headquartered in Poznań, Poland. The team specializes in Generative AI and Web Development.Read More
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3617$1,000+2 - 9 employeesVilnius, LithuaniaFounded in 2002, IT SKILL HOUSE, a small IT managed services company, is located in Vilnius, Lithuania. Their services include IT managed services and Web Development.Read More
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3618$5,000+2 - 9 employeesSarajevo, Bosnia and HerzegovinaEpifront is a software development firm established in 2024. The small team provides Custom Software Development and Web Development.Read More
Industries
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3619Undisclosed2 - 9 employeesRzeszów, PolandWeb development company Mixture Marketing focuses on Web Development and Branding. They were established in 2022.Read More
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3620$10,000+2 - 9 employeesBrașov, RomaniaArtifx is an user experience design company. The team offers UX/UI Design and Generative AI, and the firm is based in Brașov, Romania.Read More
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3621Undisclosed2 - 9 employeesFijewo, PolandAI Agents company General Informatics was launched in 2019. The small team provides AI Agents and AI Consulting.Read More
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3622$50,000+10 - 49 employeesSibiu, RomaniaEM2Soft is a website development firm. Launched in 2003, the team focuses on Web Development and Application Testing. The firm is based in Sibiu, Romania.Read More
Industries
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3623$1,000+10 - 49 employeesRivne, UkraineUX company Ventummp Game is located in Rivne, Ukraine. Their services include UX/UI Design and Graphic Design.Read More
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3624$1,000+10 - 49 employeesLviv, UkrainePrototypeDev is a web development company established in 2017. The firm specializes in Web Development and E-Commerce Development.Read More
Industries
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3625$25,000+10 - 49 employeesBudapest, HungaryEstablished in 2013, Zen Heads Kft. Is a web development company. Their services include Web Development and UX/UI Design.Read More
Industries
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3626$5,000+10 - 49 employeesShlyakh, UkraineRise Line is a custom software development firm. Headquartered in Shlyakh, Ukraine, the agency was launched in 2018. Their team provides Custom Software Development and Enterprise App Modernization.Read More
Industries
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3627$10,000+10 - 49 employeesKharkiv, UkraineSenyourIT, a small SEO company, is located in Kharkiv, Ukraine. Their services include Search Engine Optimization and Web Design.Read More
Industries
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3628$75,000+10 - 49 employeesSmolyan, BulgariaBVI Consulting is a web development company. Their small team is headquartered in Smolyan, Bulgaria and L'viv, Ukraine. Their services include Web Development and IT strategy consulting.Read More
Industries
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3629$10,000+10 - 49 employeesKyiv, UkraineCode.Crafted is an IT staff augmentation company in Singapore, Singapore and Kyiv, Ukraine. Their services include IT staff augmentation and Custom Software Development.Read More
Industries
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3630$25,000+10 - 49 employeesZagreb, CroatiaPixion is a small custom software development company founded in 2020. Their services include Custom Software Development and UX/UI Design.Read More
Industries
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