Top 100 Cross Platform App Developers in Warsaw
The Best of December 2025Looking for a top cross platform mobile app development company in Warsaw?
Cross-platform mobile applications have benefits that outweigh those of native applications if your users interact with your business on both Android and Apple products. Cross platform app development entails building a mobile app that’s compatible with multiple operating systems. Cross-platform, or hybrid apps, use a single codebase, which means you don’t need separate apps with separate technologies to appeal to customers using Android or iOS. Because of this single codebase, cross platform apps are less costly to create and maintain.
Most hybrid apps will use either Ionic or React as a development framework. React is a JavaScript framework that allow apps to support Android and iOS natively, while Ionic uses JavaScript, HTML5, CSS, and Sass for hybrid apps, desktop apps, and progressive web apps. Choosing an app developer with the right skillset to fit the technology framework your app needs is a good place to start when interviewing app development companies.
To assist you in your search for a partner, we’ve compiled this list of the top cross platform app developers in Warsaw. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Warsaw Cross Platform Mobile App Development Companies
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1$25,000+50 - 249 employeesWarszawa, PolandRead More
SolveIt is an application development firm established in 2016. They are located in Warszawa, Poland; Stockholm, Sweden; Oslo, Norway and Manchester, England and have a midsize team. The agency specializes in Mobile App Development, UX/UI Design, Web Development, and Artificial Intelligence.
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2$25,000+50 - 249 employeesWarszawa, PolandRead More
LeanCode, a mobile application development company, is based in Warszawa, Poland. The midsize agency was launched in 2016. Their services include Mobile App Development, Custom Software Development, and IT strategy consulting.
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Virgin Money Sonova Millennium Bank Credit Agricole Bank PolskaIndustries
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3$50,000+1,000 - 9,999 employeesBudapest, HungaryRead More
Headquartered in L'viv, Ukraine; New York, New York; Saratoga, California and Bellevue, Washington, Sigma Software Group is a software development company. The large agency was established in 2002. Their services include Custom Software Development, Web Development, Mobile App Development, BI & big data consulting & SI, and more.
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VolvoIndustries
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4$10,000+50 - 249 employeesZąbki, PolandIn Ząbki, Poland; Lewes, Delaware and Vilnius, Lithuania, Cogniteq is a midsize app development company. Established in 2005, the team offers Mobile App Development, Web Development, IoT development, and Custom Software Development.Read More
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L’Oréal Chelsea FC iKawaIndustries
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5$25,000+1,000 - 9,999 employeesWarszawa, PolandHeadquartered in Gliwice, Poland; Warszawa, Poland; Leverkusen, Germany and Jersey City, New Jersey, Euvic is a custom software development firm. Launched in 2005, the large team offers Custom Software Development, IT strategy consulting, IT managed services, and Mobile App Development.Read More
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Arcelor MittalIndustries
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6$50,000+1,000 - 9,999 employeesWarszawa, PolandRead More
Andersen Inc. Is a software development company based in Warszawa, Poland; Kraków, Poland; Dallas, Texas and London, England. The large team provides Custom Software Development, IT managed services, Mobile App Development, IT strategy consulting, and more. The agency was established in 2007.
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SamsungIndustries
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7$25,000+50 - 249 employeesWarszawa, PolandRead More
Founded in 2009, 10Clouds is a software development company. Their midsize team is headquartered in Warszawa, Poland; Poznań, Poland; Wrocław, Poland and Novi, Michigan. Their team focuses on Custom Software Development, Mobile App Development, Artificial Intelligence, Generative AI, and more.
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Emergent TechnologyIndustries
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8$10,000+250 - 999 employeesKraków, PolandEstablished in 2007, Scalo is a software development firm. Their midsize team is headquartered in Austin, Texas; Kraków, Poland; Warszawa, Poland and Katowice, Poland. Their services include Custom Software Development, BI & big data consulting & SI, IT managed services, IT staff augmentation, and more.Read More
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BNP Paribas, Pagaya, ING, Santander, Daimler TB.LX, Zooplus, Tabnine, Backbase, Change DonationsIndustries
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9$25,000+50 - 249 employeesGenève, SwitzerlandPlavno, an app development firm, was established in 2007. The midsize team offers Mobile App Development, Artificial Intelligence, Custom Software Development, Web Development, and more. The company is headquartered in Alexandria, Virginia; Berlin, Germany; Calgary, Canada and London, England.Read More
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Mercedes, Xerox, Kia, eBay, PayPal, Amazon , IBM, Bank, MediacubeIndustries
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10$10,000+250 - 999 employeesWarszawa, PolandRead More
SENLA is a custom software development company. Their midsize team is based in Warszawa, Poland; London, England and Zagreb, Croatia. The company offers Custom Software Development, Web Development, Mobile App Development, Blockchain, and more. The company was founded in 2012.
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Abbott BOSCH KPMG Western UnionIndustries
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11$25,000+250 - 999 employeesWarszawa, PolandRead More
Deviniti is a Generative AI company located in Wrocław, Poland; Warszawa, Poland; Berlin, Germany and Vilnius, Lithuania. The midsize firm was established in 2004. Their services include Generative AI, Artificial Intelligence, AI Consulting, Custom Software Development, and more.
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Credit Agricole Bank Polska S.A.Industries
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12$10,000+250 - 999 employeesWarszawa, PolandRead More
Launched in 2000, *instinctools is a software development company. The midsize team specializes in Custom Software Development, Web Development, IT strategy consulting, Mobile App Development, and more. The firm is in Stuttgart, Germany; Warszawa, Poland; Mississauga, Canada and Wilmington, Delaware.
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Daimler Fujitsu Nostrum SpexAIIndustries
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13$25,000+50 - 249 employeesWarszawa, PolandSoftware development firm TeaCode was launched in 2017. Their midsize team is headquartered in Warszawa, Poland. Their services include Custom Software Development, Artificial Intelligence, Web Development, and Mobile App Development.Read More
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Plannin Trava IntelligentHealth Deutsche BildungIndustries
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14$10,000+50 - 249 employeesWarszawa, PolandRead More
In Warszawa, Poland; Dubai, United Arab Emirates; Lisboa, Portugal and Richmond, Virginia, Celadonsoft is a custom software development firm. The company offers Custom Software Development, Artificial Intelligence, Web Development, Mobile App Development, and more and is midsize.The company was established in 2016.
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Veil Talented Music App L'ETO EIEVIndustries
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15$5,000+10 - 49 employeesWarszawa, PolandRead More
Mobile Reality is a software development agency founded in 2016 with a team of 14. Based in Warsaw, Poland, the company specializes in web, custom software, and mobile app development services for small and midmarket firms. They mainly program using JavaScript and use both the frameworks React Native and NodeJS.
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TuneGOIndustries
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16$5,000+50 - 249 employeesWarszawa, PolandRead More
Commoditech is an IT staff augmentation company launched in 2012. They are in Warszawa, Poland and have a midsize team. Their services include IT staff augmentation, BI & big data consulting & SI, Custom Software Development, Web Development, and more.
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PfizerIndustries
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17$10,000+50 - 249 employeesWarszawa, PolandRead More
Code & Pepper is a FinTech product development company founded in 2006 in Poland with an additional location in London. The team of 68 specialists support global businesses in building digital products and creating successful development teams. With more than 400 projects under their belt, they have not only the technical know-how but also the domain expertise to deliver apps that meet the market’s taste.
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Finbourne (www.finbourne.com)Industries
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18$25,000+50 - 249 employeesWarszawa, PolandRead More
Fively is a web development company based in Warsaw, Poland. Founded in 2018, they have 100+ employees specializing in full-cycle web app development for small and midsize businesses in eCommerce, FinTech, Real Estate, and HealthTech industries. Services include web development, cloud development, workflow automation, and system integration.
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SNAPIndustries
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19$5,000+50 - 249 employeesKyiv, UkrainePowercode is a London, England-based app development firm. The midsize team specializes in Mobile App Development, IT staff augmentation, Custom Software Development, Web Development, and more and was established in 2015.Read More
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20$25,000+50 - 249 employeesWarszawa, PolandMobile app development firm Orangesoft is based in Warszawa, Poland; Sheridan, Wisconsin and San Francisco, California. The midsize company was established in 2011. Their team offers Mobile App Development, Custom Software Development, Web Development, and IoT development.Read More
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Hamleys Yukon Advanced Optics Worldwide CoachNow Liquid BarcodesIndustries
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21$10,000+10 - 49 employeesWarszawa, PolandFive Jars, a website development company, is headquartered in Brooklyn, New York; Warszawa, Poland and Arlington, Virginia. Founded in 2017, the small team offers Web Development, Web Design, Mobile App Development, and Artificial Intelligence.Read More
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George Washington’s Mount VernonIndustries
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22$25,000+50 - 249 employeesWarszawa, PolandRead More
INVO Technologies is a software design an development company headquartered in Warsaw, Poland, with an office in London. Founded in 2016, the team of 8 specializes in web development, mobile app development and custom software development.
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Maczfit - Żabka GroupIndustries
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23$10,000+1,000 - 9,999 employeesWarszawa, PolandRead More
Innowise is a global custom software development and IT staff augmentation company headquartered in Warsaw, Poland. Since its foundation in 2007, the company has delivered projects for enterprises and start-ups in finance, healthcare, manufacturing, e-commerce, energy and other domains. They have a team of over 3,000 in-house software engineers.
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TopconIndustries
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24$25,000+250 - 999 employeesWarszawa, PolandRead More
Custom software development firm Emerline was founded in 2011. They are in Miami, Florida; Wrocław, Poland; Vilnius, Lithuania and Heidelberg, Germany and have a midsize team. Emerline provides Custom Software Development, Artificial Intelligence, Mobile App Development, cloud consulting & SI, and more.
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25$25,000+50 - 249 employeesWarszawa, PolandAirnauts is a midsize software development company. The Warszawa, Poland-based firm was established in 2013. Their team offers Custom Software Development, Mobile App Development, Web Design, UX/UI Design, and more.Read More
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GoogleIndustries
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26$10,000+50 - 249 employeesWarszawa, PolandRead More
Movadex is a software development firm that has been offering custom software development, UX/UI design, and web development services to their small business and mid-market clients since 2017. Their 10 employees are based out of their offices in Kyiv, San Francisco, and Bern, Switzerland.
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PandoraIndustries
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27$10,000+250 - 999 employeesWarszawa, PolandInterexy is a Blockchain company located in Lauderdale-by-the-Sea, Florida; Dubai, United Arab Emirates; Tallinn, Estonia and Warszawa, Poland. The midsize agency was launched in 2017. Their services include Blockchain, Mobile App Development, Artificial Intelligence, IT staff augmentation, and more.Read More
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Labster | EdTech Platform with $147M Funding & 6M Users 15SOF | AI Sports App with $15M Series A & 50K Downloads OtherWorlds.ai | AI-Driven 3D/AR Model App with 30%+ Retention NextStreet | SaaS Platform for 1,700+ SMBs, Cutting Wait TimesIndustries
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28$10,000+50 - 249 employeesWarszawa, PolandRead More
DevelopsToday is a software development company that was started in 2016 in Kyiv, Ukraine. With a team of just under 20, the company provides web and mobile app development to predominately small businesses in a range of industries.
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LiveControlIndustries
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29$10,000+10 - 49 employeesWarszawa, PolandWhat the Flutter, an application development company, was launched in 2018. The company offers Mobile App Development, Custom Software Development, IT staff augmentation, Enterprise App Modernization, and more and has a small team. The company is located in Tallinn, Estonia; Middletown, Delaware and Warszawa, Poland.Read More
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30$10,000+50 - 249 employeesWarszawa, PolandRead More
App development company Brights was established in 2011. Their midsize team is in Warszawa, Poland; Kyiv, Ukraine and New York, New York. Their services include Mobile App Development, Generative AI, UX/UI Design, Product Design, and more.
Clients
Philip Morris Suzuki Microsoft DanoneIndustries
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