Top 100 Cross Platform App Developers in London
The Best of July 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
-
331$50,000+250 - 999 employeesFarnborough, EnglandOne Beyond is an UX design company. Their midsize team is headquartered in Farnborough, England; Madrid, Spain; Budapest, Hungary and Szeged, Hungary. The firm focuses on UX/UI Design, IT strategy consulting, cloud consulting & SI, IT staff augmentation, and more.Read More
Clients
Smith & NephewIndustries
-
332$1,000+50 - 249 employeesSlough, EnglandTechno Infonet is an ERP consulting and SI company founded in 2004. The agency provides ERP consulting and SI, Custom Software Development, Mobile App Development, E-Commerce Development, and more and has a midsize team.Read More
Clients
Ahwar AppIndustries
-
333$10,000+Freelancer employeesLondon, EnglandEpisty is an UX design company. The firm is in London, England. Their services include UX/UI Design and Mobile App Development.Read More
Industries
-
334$5,000+10 - 49 employeesGreat Baddow, EnglandRead More
Objective is a software development firm. The small Great Baddow, United Kingdom-based team provides custom software development, BI & big data consulting & SI, Artificial Intelligence, conversion optimization, and more. The agency was launched in 1987.
Clients
EpsonIndustries
-
335$1,000+2 - 9 employeesLondon, EnglandLaunched in 2025, Viorix digital solutions is a SEO company. The agency offers Search Engine Optimization, UX/UI Design, Web Development, Mobile App Development, and more and has a small team.Read More
-
336$5,000+2 - 9 employeesLondon, EnglandEngineer Box, a cloud consulting & SI company, was founded in 2023. They are based in London, United Kingdom and have a small team. Engineer Box provides cloud consulting & SI, web development, mobile app development, and application testing.Read More
Industries
-
337$5,000+Freelancer employeesLondon, EnglandLiberateWeb, a SEO services firm, is located in London, England. They provide Search Engine Optimization and Pay Per Click and were launched in 2024.Read More
-
338$10,000+10 - 49 employeesLondon, EnglandLaunched in 2021, Flipside Health is a branding agency. The team specializes in Branding and Market Research and is located in London, England.Read More
Industries
-
339$1,000+2 - 9 employeesHarlow, EnglandRead More
Fintek Software is a Harlow, United Kingdom-based custom software development company. The small firm was founded in 2014. Their team provides custom software development, web development, mobile app development, and other application development.
Industries
-
340$1,000+10 - 49 employeesWindsor, EnglandRead More
Located in Mississauga, Canada and Kolkata, India, Primary Infotech Private Limited is an app development firm. The small company was founded in 2019. Their services include mobile app development, web design, and e-commerce development.
Industries
-
341$10,000+10 - 49 employeesRoyal Tunbridge Wells, EnglandAI company Chilliapple Ltd. Is located in Royal Tunbridge Wells, England. They offer Artificial Intelligence, Custom Software Development, Web Development, Mobile App Development, and more and were established in 2008.Read More
Clients
easyCar Magee Riskpal Rugs of LondonIndustries
-
342$5,000+250 - 999 employeesSlough, EnglandSoftoo is an IT staff augmentation company. The Slough, England-based agency specializes in IT staff augmentation and Custom Software Development.Read More
Clients
ConfigureIndustries
-
343Undisclosed2 - 9 employeesMiddlesex, EnglandHaley IT Services (LABH UK Ltd), an user experience design company, was launched in 2011. The company offers UX/UI Design and BI & big data consulting & SI, and is small.Read More
-
344$25,000+50 - 249 employeesStevenage, EnglandRead More
LAYOUTindex is a small e-commerce development company. They offer e-commerce development, mobile app development, web development, custom software development, and more and were founded in 2009. The agency is in Madison, Alabama; Paris, France and Colombo, Sri Lanka.
Industries
-
345$5,000+10 - 49 employeesGuildford, EnglandEquals Collective, a small user experience design company, is in Guildford, England. The team focuses on UX/UI Design and E-Commerce Development.Read More
Industries
-
346$10,000+250 - 999 employeesGillingham, EnglandRead More
SAPPHIRE SOFTWARE SOLUTIONS, an application development firm, was founded in 2002. Their midsize team is in Coral Springs, Florida; Glendalough, Australia; Calgary, Canada and Coral Springs, Florida and offers Mobile App Development, Artificial Intelligence, Search Engine Optimization, Custom Software Development, and more.
Clients
American Express L'Oréal MG Motors AlmaraiIndustries
-
347Undisclosed10 - 49 employeesLondon, EnglandM A Q Computer Services L.L.C is a small social media marketing agency established in 2013. Their team focuses on Social Media Marketing and Search Engine Optimization.Read More
-
348$5,000+2 - 9 employeesWindsor, EnglandBlackStone Associates - Technical Support Services is an unified communications consulting & SI company. Their team offers unified communications consulting & SI.Read More
Industries
-
349Undisclosed2 - 9 employeesAscot, EnglandElios Technology Limited is a custom software development firm. They were established in 2018, and their services include Custom Software Development and DevOps Managed Services.Read More
Industries
-
350$10,000+10 - 49 employeesHitchin, EnglandEstablished in 2014, Insites Digital is a web design company. The team specializes in Web Design and UX/UI Design and is based in Hitchin, England.Read More
Industries
-
351$5,000+2 - 9 employeesWarfield, EnglandFounded in 2019, VersionMaybe. Is a small Warfield, England-based app development company. Their team provides Mobile App Development and Web Development.Read More
Industries
-
352Undisclosed50 - 249 employeesTaplow, EnglandLaunched in 2009, NHZ Global is a social media marketing firm. The company offers Social Media Marketing and Search Engine Optimization.Read More
-
353$25,000+50 - 249 employeesReading, EnglandWorth Digital is a web design agency. They are in Reading, England and Rijswijk, Netherlands. Their team provides Web Design and UX/UI Design.Read More
Industries
-
354$5,000+10 - 49 employeesCrawley, EnglandAJ Nodes, a custom software development firm, was founded in 2016. The company focuses on Custom Software Development and Web Development.Read More
Industries
-
355$5,000+10 - 49 employeesFarnham, EnglandWebol, a software development company, was established in 2019. The company focuses on Custom Software Development, Mobile App Development, Artificial Intelligence, and Web Development and has a small team.Read More
Clients
In general we work with businesses that have been impacted by change and need to respond using technology.Industries
-
356Undisclosed2 - 9 employeesHigh Wycombe, EnglandGenetic Digital is a SEO services firm founded in 2011. The agency specializes in Search Engine Optimization and Web Development.Read More
Industries
-
357$10,000+2 - 9 employeesGuilden Morden, EnglandRead More
Crowers Limited, a custom software development company, is based in Guilden Morden, United Kingdom. The company specializes in custom software development, mobile app development, web development, web design, and more and has a small team.The company was founded in 2017.
Clients
XylemIndustries
-
358$5,000+2 - 9 employeesFarnham, EnglandFounded in 2020, Crockwell Solutions is a small software development company. Their services include Custom Software Development and cloud consulting & SI.Read More
-
359$1,000+2 - 9 employeesStokenchurch, England5G Digital Ltd is a web design company. They were launched in 2017 and specialize in Web Design and E-Commerce Development.Read More
Industries
-
360$10,000+10 - 49 employeesBrighton and Hove, EnglandDabApps is a small custom software development firm. Based in Brighton and Hove, England and Cardiff, Wales, the company was founded in 2010. Their services include Custom Software Development, Web Development, Mobile App Development, and UX/UI Design.Read More
Clients
LODIndustries
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule ConsultationMost Reviewed Cross Platform App Developers in London
Check out a Cross Platform App Developers in London with the most new reviews in the past 12 months.
Cross Platform App Developers
London
- 11 7 new reviews
- 12 6 new reviews
- 13 6 new reviews
- 14 6 new reviews
- 15 6 new reviews
