Top 100 Cross Platform App Developers in London
The Best of November 2026Looking for a top cross platform mobile app development company in London?
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 London. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best London Cross Platform Mobile App Development Companies
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181$10,000+10 - 49 employeesLondon , EnglandRead More
Danger Farms is a London-based digital agency founded in 2012. With their team of over 10 people, they provide custom software development, digital strategy, and UX/UI design solutions primarily to enterprise-level clients. They have experience in business and financial services, as well as retail.
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Lloyd's RegisterIndustries
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182$5,000+10 - 49 employeesHarrow, EnglandFounded in 2018, Renav Technologies is an e-commerce development company. Their team offers E-Commerce Development and IT managed services.Read More
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183$5,000+10 - 49 employeesLondon, EnglandCosonas Ltd, an IT strategy consulting company, is based in London, England. They offer IT strategy consulting, IT staff augmentation, Custom Software Development, Web Development, and more and were founded in 2020.Read More
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184$1,000+10 - 49 employeesLondon, EnglandRead More
DevsStream is a custom software development firm founded in 2020. The company specializes in custom software development, mobile app development, web development, e-commerce development, and more and has a small team. The company is headquartered in Dhaka, Bangladesh.
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185$10,000+10 - 49 employeesLondon, EnglandMobile application development firm Untapped is in London, England. The agency offers Mobile App Development, Branding, E-Commerce Development, UX/UI Design, and more and is small.The agency was established in 2017.Read More
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186$5,000+50 - 249 employeesLondon, EnglandHeadquartered in London, England, SCube is a midsize website development company. Established in 2005, the team specializes in Web Development, E-Commerce Development, and Mobile App Development.Read More
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187$1,000+50 - 249 employeesLondon, EnglandMidsize UX agency Ambala IT, is headquartered in Dhaka, Bangladesh; London, England and Kasoa, Ghana. They offer UX/UI Design, IT strategy consulting, Custom Software Development, Web Development, and more and were founded in 2016.Read More
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188$10,000+10 - 49 employeesHounslow, EnglandFission Monster, a web development firm, is headquartered in Hounslow, England and Lahore, Pakistan. Established in 2018, the small team specializes in Web Development, Mobile App Development, Custom Software Development, Artificial Intelligence, and more.Read More
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189$5,000+50 - 249 employeesLondon, EnglandMobile app development firm SDNA Tech is located in London, England. Their services include Mobile App Development and Blockchain.Read More
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190$1,000+10 - 49 employeesLondon, EnglandCloudini is a custom software development firm. They specialize in Custom Software Development and Mobile App Development and were founded in 2020. The firm is based in London, England.Read More
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Dragonfly Intelligence MPC Power to Live FoundationIndustries
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191Undisclosed2 - 9 employeesLondon, EnglandUseCodify is a small Berlin, Germany-based web development firm. They specialize in Web Development, Business Consulting, Mobile App Development, and Low/No Code Development and were established in 2023.Read More
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192$5,000+10 - 49 employeesLondon, EnglandSquid40 is an UX agency. Their small team of employees is located in București, Romania and London, England. Their team offers UX/UI Design and Mobile App Development.Read More
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193$5,000+250 - 999 employeesLondon, EnglandKonstant Infosolutions is a Jaipur, India-based mobile application development firm. The midsize company was established in 2003. Their team focuses on Mobile App Development, Artificial Intelligence, and Web Development.Read More
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United Nations - Global communication & socio-economic cooperation platform. Volkswagen - Corporate workforce & employee management app. Delmonte - Enterprise food distribution optimization platform. Thomasville - Government utility department managing public infrastructure.Industries
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194$5,000+10 - 49 employeesLondon, EnglandHeadquartered in Wembley, United Kingdom, Lexer Solutions is a small IT staff augmentation company. Founded in 2023, the team specializes in IT staff augmentation, custom software development, web development, mobile app development, and more.Read More
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195$5,000+10 - 49 employeesLondon, EnglandEstablished in 2015, Advance Web Software Limited is an IT staff augmentation company. Located in London, England and Vadodara, India, the team offers IT staff augmentation and Web Development.Read More
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196$25,000+50 - 249 employeesLondon, EnglandSynergy Labs is an app development firm. Their midsize team is in Hollywood, Florida; Miami, Florida; New York, New York and Dubai, United Arab Emirates and provides Mobile App Development, Custom Software Development, Artificial Intelligence, Generative AI, and more. The firm was launched in 2020.Read More
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197Undisclosed250 - 999 employeesLondon, EnglandWeb development company Team In India was launched in 2002. The team specializes in Web Development and Mobile App Development.Read More
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198$25,000+10 - 49 employeesLondon, EnglandApplication development firm TAKWEN LTD is based in London, England and Dubai, United Arab Emirates. They specialize in Mobile App Development and Web Development and were founded in 2021.Read More
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UAE GOVIndustries
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199Undisclosed250 - 999 employeesLondon, EnglandStar is a software development company. The Sunnyvale, California-based company was launched in 2008. Their team specializes in Custom Software Development and UX/UI Design.Read More
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200$1,000+10 - 49 employeesLondon, EnglandLaunched in 2006, Design Direct UK, a small web development firm, is headquartered in London, England. Their services include Web Development and Mobile App Development.Read More
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201$25,000+2 - 9 employeesLondon, EnglandRead More
We Are Outliers is a custom software development company. They specialize in custom software development, mobile app development, ux/ui design, web design, and more and were founded in 2021. The firm is based in London, United Kingdom.
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202$250,000+1,000 - 9,999 employeesLondon, EnglandInfostretch is a large Application Testing company headquartered in Santa Clara, California and New York, New York. Their services include Application Testing and Enterprise App Modernization.Read More
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203$25,000+2 - 9 employeesLondon, EnglandSmall app development company Nyble, is based in London, England. Their services include Mobile App Development and Web Development.Read More
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204Undisclosed10 - 49 employeesLondon, EnglandInventiff. Is an AI firm launched in 2020. The firm provides Artificial Intelligence, Mobile App Development, Web Development, AI Agents, and more and has a small team. The firm is based in Cluj-Napoca, Romania and London, England.Read More
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205$10,000+50 - 249 employeesLondon, EnglandTechgropse is a mobile application development company. Located in Dubai, United Arab Emirates; Riyadh, Saudi Arabia; Doha, Qatar and Sharjah, United Arab Emirates, their midsize team offers Mobile App Development, Artificial Intelligence, E-Commerce Development, and Custom Software Development. The firm was established in 2015.Read More
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206$5,000+50 - 249 employeesHarrow, EnglandIQlance Solutions LLC is a midsize custom software development company. The Toronto, Canada-based company was established in 2016. Their services include Custom Software Development, Mobile App Development, IT staff augmentation, Artificial Intelligence, and more.Read More
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207$10,000+10 - 49 employeesLondon, EnglandE-done is an app development firm established in 2017. Based in Zaporizhzhia, Ukraine and New York, New York, the team offers Mobile App Development and Blockchain.Read More
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208$50,000+50 - 249 employeesLondon, EnglandYozu is a midsize custom software development firm founded in 2013. Their team focuses on Custom Software Development and Mobile App Development.Read More
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209Undisclosed10 - 49 employeesLondon, EnglandIntelligent Mobile is a web design company established in 2004. Their team specializes in Web Design and Mobile App Development.Read More
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210$5,000+10 - 49 employeesLondon, EnglandFounded in 2016, Axonian is a small Blockchain company. Their services include Blockchain and Mobile App Development.Read More
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