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.
List of the Best Eastern Europe Mobile App Development Companies
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571$5,000+10 - 49 employeesWarszawa, PolandRead More
Founded in 2013, HYPE4 is a design and development agency based in Warszawa, Poland. The team of 4 provides web development, mobile app development, and UX/UI design services for clients.
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ViacomIndustries
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572$10,000+10 - 49 employeesCluj-Napoca, RomaniaRead More
In Cluj-Napoca, Romania, FXBITS is a custom software development company. The firm focuses on custom software development and is midsize.The firm was launched in 2018.
Industries
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573$25,000+10 - 49 employeesKraków, PolandRead More
Launched in 2015, Peak11 is a software development company. Their small team is headquartered in Kraków, Poland. Their team provides custom software development, web development, mobile app development, and Artificial Intelligence.
Clients
TenkoIndustries
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574$10,000+10 - 49 employeesКиїв, UkraineRead More
Volta One is a web development firm company that offers web development, web design, and marketing strategy services to their small business, mid-market, and enterprise clients in the retail, e-commerce, and consumer products and services industries. Their 50 employees are based out of Kyiv.
Clients
UberIndustries
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575$10,000+50 - 249 employeesWrocław, PolandRead More
Founded in 2018, Bejamas is a digital development agency that offers web development, web design, and e-commerce development services to their small business, mid-market, and enterprise clients. Their 50 employees are based out of Wrocław, Poland.
Clients
Alpro Deliverect Newfront VeezuIndustries
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576$5,000+10 - 49 employeesRybnik, PolandRead More
appjet.io is a software company founded in Rybnik, Poland in 2020 with fewer than 50 members. They offer custom software, web, and mobile app development solutions to small and mid-market companies alike.
Industries
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577$10,000+10 - 49 employeesWarszawa, PolandYellows sp. Z o.o. Is a software development company. Launched in 2016, the small company is based in Warszawa, Poland. Their services include Custom Software Development, Web Development, Mobile App Development, UX/UI Design, and more.Read More
Clients
Centrum Terapii DIALOG sp. z o.o.Industries
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578Undisclosed10 - 49 employeesSuceava, RomaniaRead More
Custom Code Factory is a small software development firm. The Suceava, Romania-based company was launched in 2019. Their services include custom software development, mobile app development, web development, e-commerce development, and more.
Industries
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579$10,000+10 - 49 employeesZagreb, CroatiaRead More
Deegloo, a software development company, is headquartered in Zagreb, Croatia. Launched in 2017, the small team specializes in custom software development, web development, mobile app development, web design, and more.
Industries
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580$10,000+50 - 249 employeesL'viv, UkraineRebbix, a website development company, is in L'viv, Ukraine and Wrocław, Poland. The midsize agency was established in 2012. Their services include Web Development, Mobile App Development, Artificial Intelligence, AI Consulting, and more.Read More
Clients
OLX Group, Fixly.pl, Dreamlines, Belvilla, Mozilla, Day.io, Investing.comIndustries
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581$25,000+10 - 49 employeesTallinn, EstoniaRead More
QIT Software is a software company founded in Kharkiv, Ukraine in 2020 with no more than 10 professionals. They provide custom software, web, and mobile app development solutions to small and medium-sized businesses.
Clients
Dangl IT GmbHIndustries
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582$10,000+10 - 49 employeesVilnius, LithuaniaRead More
Launched in 2019, Vilantis is a website development company. The firm offers web development, mobile app development, Artificial Intelligence, custom software development, and more and has a small team. The firm is in Vilnius, Lithuania.
Industries
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583$10,000+10 - 49 employeesLjubljana, SloveniaWeb development firm zerodays is headquartered in Ljubljana, Slovenia. The small team focuses on Web Development, Custom Software Development, Mobile App Development, Artificial Intelligence, and more and was launched in 2021.Read More
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584$5,000+10 - 49 employeesChișinău, MoldovaMoonshot International is a web development firm. They provide Web Development, Mobile App Development, UX/UI Design, and IT strategy consulting and were launched in 2022. Their small team is Tallinn, Estonia-based.Read More
Industries
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585$25,000+10 - 49 employeesNiš, SerbiaRead More
Future Forward Group is an IT staff augmentation company. The midsize team is headquartered in Brielle, Netherlands and Niš, Serbia. Their services include IT staff augmentation, custom software development, mobile app development, web development, and more.
Clients
IKEA Wayfinding - Indoor Touchscreen Map SoftwareIndustries
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586$5,000+10 - 49 employeesKyiv, UkraineRead More
Viaduct is a software development company based in Kyiv, Ukraine. Founded in 2011, their team of roughly 30 focuses on midmarket clients across industries. Services include e-commerce development, web development, mobile app development, and more.
Clients
Johnson & JohnsonIndustries
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587$10,000+2 - 9 employeesKharkiv, UkraineAppus Studio is a Kharkiv, Ukraine-based mobile application development company. The small team offers Mobile App Development, Web Development, and UX/UI Design and was founded in 2009.Read More
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SupervaluIndustries
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588$5,000+10 - 49 employeesKraków, PolandRead More
App development firm Geeknauts is located in Kraków, Poland. The small team focuses on mobile app development, web design, custom software development, and ux/ui design. The agency was launched in 2020.
Industries
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589$25,000+10 - 49 employeesBeograd, SerbiaRead More
30Hills, a product design company, was established in 2010. Their small team is located in Beograd, Serbia. Their services include product design, custom software development, mobile app development, ux/ui design, and more.
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590$10,000+10 - 49 employeesWarszawa, PolandRead More
Established in 2019, Boring Owl is a software development company. The agency provides custom software development, web development, ux/ui design, and mobile app development and has a small team. The agency is in Warszawa, Poland.
Industries
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591$1,000+10 - 49 employeesGdańsk, PolandRead More
Big data analytics company Enterosoft is in Gdańsk, Poland. Founded in 2020, the small team offers BI & big data consulting & SI, cloud consulting & SI, mobile app development, web development, and more.
Industries
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592$10,000+10 - 49 employeesWrocław, PolandRead More
Fream is a software development company. The small Wrocław, Poland-based company was founded in 2011. Their services include custom software development, mobile app development, web development, AR/VR development, and more.
Industries
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593$10,000+10 - 49 employeesBucurești, RomaniaNeo Vision is a București, Romania-based website development firm. Founded in 2015, the small team provides Web Development, Web Design, UX/UI Design, Product Design, and more.Read More
Clients
ConfidasIndustries
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594$25,000+10 - 49 employeesKyiv, UkraineAegas is a small Blockchain company. Headquartered in Newark, Delaware; Budapest, Hungary; Budapest, Hungary and Kyiv, Ukraine, the firm was launched in 2017. Their team offers Blockchain, Web Development, and Mobile App Development.Read More
Clients
Mansory Nest Exchange Privex HepsiburadaIndustries
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595$10,000+10 - 49 employeesKyiv, UkraineRead More
Founded in 2009, Trembit is a full-service software development company based in Kiev. The team of 35+ provides custom software development, e-commerce development, web development, and mobile app development for mainly small businesses.
Clients
Red5Pro.comIndustries
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596$10,000+10 - 49 employeesL'viv, UkraineK.R.O.K, a Blockchain company, is located in L'viv, Ukraine. The company specializes in Blockchain, Custom Software Development, and Mobile App Development and has a small team.The company was founded in 2017.Read More
Clients
AltRecipe, Talis, Divi, NerdzLab, Soulshift, Sphere, Stakenet, UmwerkIndustries
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597$10,000+10 - 49 employeesSarajevo, Bosnia and HerzegovinaScaleUp is a mobile application development company. Their small team is based in Sarajevo, Bosnia and Herzegovina and focuses on Mobile App Development, Web Development, Custom Software Development, UX/UI Design, and more. The firm was established in 2019.Read More
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598Undisclosed10 - 49 employeesPoznań, PolandEstablished in 2019, Sysmo.pl - rozwiązania IT is a small web development company. Their services include Web Development, Mobile App Development, Artificial Intelligence, API Development, and more. The firm is headquartered in Poznań, Poland.Read More
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599$10,000+10 - 49 employeesWarszawa, PolandRead More
Havenocode, a software development company, was established in 2020. Their small team is located in Warszawa, Poland. Their services include custom software development, web development, and mobile app development.
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600$10,000+10 - 49 employeesBucurești, RomaniaRead More
genuineq is a software development company based in Bucharest, Romania, and founded in 2018. With over 10 experts, they provide web, e-commerce, and mobile app development solutions to small and mid-market agencies in the fields of business services and more.
Clients
SuperbetIndustries
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