Top 100 Mobile App Developers in Eastern Europe
The Best of May 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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3541$1,000+10 - 49 employeesWarszawa, PolandLaunched in 2021, Ayist Group sp z o.o is a software development firm. The small team focuses on custom software development, mobile app development, e-commerce development, Artificial Intelligence, and more. The company is headquartered in Warszawa, Poland.Read More
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3542$1,000+10 - 49 employeesWarszawa, PolandRoyal Company, a website development company, was established in 2016. The small team provides Web Development and E-Commerce Development.Read More
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3543$5,000+10 - 49 employeesBudapest, HungarySmallthings is a Digital Strategy company. Established in 2017, the agency is based in Budapest, Hungary. Their team specializes in Digital Strategy and Content Marketing.Read More
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3544$1,000+10 - 49 employeesŁódź, PolandDev IT Wise (Zephyr RTOS, EMbedded, Qt) is an IoT development company. Located in Łódź, Poland, their team offers IoT development and Custom Software Development.Read More
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3545$5,000+10 - 49 employeesTallinn, EstoniaSoft X Technology is a Cybersecurity company. In Tallinn, Estonia and Kyiv, Ukraine, the team specializes in Cybersecurity and IT staff augmentation.Read More
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3546Undisclosed10 - 49 employeesL'viv, UkraineHireWebDeveloper is a website development company. The small L'viv, Ukraine-based team provides Web Development and Mobile App Development. The company was founded in 2018.Read More
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3547$10,000+10 - 49 employeesVoluntari, RomaniaEstablished in 2020, DevIQ Tech is a custom software development firm. The team provides Custom Software Development and IT strategy consulting.Read More
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3548$10,000+10 - 49 employeesWarszawa, PolandFounded in 2022, ALS - Augmented Life Studio is a small AI Agents company in Warszawa, Poland and Wilmington, Delaware. Their team specializes in AI Agents and Custom Software Development.Read More
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3549$10,000+10 - 49 employeesPrishtinë, AlbaniaAI development company Ardellion was established in 2025. The firm offers Artificial Intelligence and Custom Software Development.Read More
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3550$5,000+10 - 49 employeesWłocławek, PolandDenys Hritsanov Scopio is an AI Agents company established in 2025. The agency provides AI Agents and Artificial Intelligence.Read More
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3551$5,000+Freelancer employeesJosipdol, CroatiaSmall software development company Butterfly Design, is headquartered in Josipdol, Croatia. Their services include Custom Software Development and Enterprise App Modernization.Read More
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3552$1,000+Freelancer employeesWarszawa, PolandHajda Studio, an UX agency, was established in 2018. The team provides UX/UI Design and Logo.Read More
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3553$1,000+2 - 9 employeesTiranë, AlbaniaSmall SEO company Rubik Technologies, is headquartered in Tiranë, Albania. The team focuses on Search Engine Optimization and UX/UI Design.Read More
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3554$1,000+2 - 9 employeesL'viv, UkraineEverlast-Agency is a software development firm. Located in L'viv, Ukraine, the team focuses on Custom Software Development and Web Development.Read More
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3555$5,000+2 - 9 employeesDnipropetrovs'k, UkraineLocated in Dnipropetrovs'k, Ukraine, ClouderCode is a small custom software development company. Their services include Custom Software Development and UX/UI Design.Read More
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3556Undisclosed2 - 9 employeesLjubljana, SloveniaPrezenca Group, Digital Solutions is an user experience design company. They are located in Ljubljana, Slovenia and have small team of experts. Their services include UX/UI Design and Web Development.Read More
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3557$1,000+2 - 9 employeesVogošća, Bosnia and HerzegovinaSoftware development firm Residence Of Code is headquartered in Vogošća, Bosnia and Herzegovina. Established in 2018, the team provides Custom Software Development and Blockchain.Read More
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3558$5,000+2 - 9 employeesTimișoara, RomaniaXentient Labs is a website development company based in Timișoara, Romania. Launched in 2017, the team specializes in Web Development and Custom Software Development.Read More
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3559$1,000+2 - 9 employeesKraków, PolandNewman, a custom software development company, was founded in 2019. They provides Custom Software Development and IT strategy consulting.Read More
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3560$10,000+2 - 9 employeesPrishtinë, KosovoDevOps Cradle is a software development company. The Prishtinë, Kosovo-based team focuses on Custom Software Development and Blockchain.Read More
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3561$10,000+2 - 9 employeesWarszawa, PolandBlesu, a small software development firm, is in Warszawa, Poland. The team specializes in Custom Software Development and Web Development.Read More
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3562$5,000+2 - 9 employeesKaunas, LithuaniaMRE Labs is a small custom software development firm in Kaunas, Lithuania. The team specializes in Custom Software Development and Web Development.Read More
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3563$1,000+2 - 9 employeesBeograd, SerbiaZetaSoft, a web development company, was founded in 2020. The team offers Web Development and Custom Software Development.Read More
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3564$10,000+2 - 9 employeesL'viv, UkraineUISS is a small website development company based in L'viv, Ukraine. Their services include Web Development and E-Commerce Development.Read More
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3565$5,000+2 - 9 employeesTallinn, EstoniaDevninja is a custom software development firm. Their small team is headquartered in Tallinn, Estonia. Their services include Custom Software Development and Web Development.Read More
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3566$50,000+2 - 9 employeesWarszawa, PolandArpino Sp. Z o.o. Is a software development company. Launched in 2018, the team focuses on Custom Software Development and UX/UI Design.Read More
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3567$5,000+2 - 9 employeesCelje, SloveniaFounded in 2021, WepiK d.o.o. Is a custom software development firm. Their team focuses on Custom Software Development and Web Development.Read More
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3568$1,000+2 - 9 employeesSofia, BulgariaWebKings is a small website development company. Founded in 2020, the team specializes in Web Development and E-Commerce Development.Read More
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3569Undisclosed2 - 9 employeesIași, RomaniaKITSAS is a website development company launched in 2022. The team provides Web Development and IT strategy consulting and is based in Iași, Romania.Read More
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3570$10,000+2 - 9 employeesWrocław, PolandSynergity is a web development firm. The small Wrocław, Poland-based team focuses on Web Development and Artificial Intelligence. The agency was established in 2018.Read More
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