Top 100 Cross Platform App Developers in the United Kingdom

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Top 100 Cross Platform App Developers in the United Kingdom

The Best of March 2024

Looking for a top cross platform mobile app development company in the United Kingdom?

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. 

Jump to Most Reviewed Companies

List of the Best United Kingdom Cross Platform Mobile App Development Companies

  • 1
    (25 Reviews) 4.9
    • Timeliness

      4.9
    • Service Excellence

      4.9
    • Value

      4.9
    • Would Recommend

      5.0
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    STAKK is a London-based mobile app company founded in 2020. With fewer than 50 employees, they specialize in mobile app development, web development, and UX/UI design for clients that work in various industries, such as IT, business services, and the government.

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    Clients

    • The British Museum
    • Nivoda
    • London North Eastern Railway (LNER)
    • MyCoach School

    Industries

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  • 2
    (3 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $10,000+
    • 10 - 49 employees
    • New Barnet, United Kingdom
    WorkSpin Ltd. Is a mobile application development company. They focus on mobile app development, web development, devops managed services, application management & support, and more and were launched in 2020. The firm is based in New Barnet, United Kingdom.
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    Clients

    • Watz Gud
    • IDK You Pick
    • Red Light Systems LLC.

    Industries

  • 3
    (15 Reviews) 5.0
    • Timeliness

      4.9
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      4.9
    • $10,000+
    • 10 - 49 employees
    • Bristol, United Kingdom

    Morrow formerly known as App Sapiens is a development firm based in Bristol was founded in 2019. With less than 10 members on their team, they offer web and mobile app development as well as IT strategy consulting assistance to small businesses, using languages such as JavaScript and frameworks such as React Native, NodeJS, and ReactJS.

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    Clients

    • Ownable
    • Kura
    • Are.na
    • nOCD

    Industries

  • 4
    (33 Reviews) 4.7
    • Timeliness

      4.4
    • Service Excellence

      4.7
    • Value

      4.7
    • Would Recommend

      4.9
    • $50,000+
    • 10 - 49 employees
    • London, United Kingdom

    The Distance App Developers is a mobile app development company based in London with an additional office in York, United Kingdom. Founded in 2009, the team of 24 specializes in mobile app development, UX/UI design, and application management and support. They work primarily with midmarket clients in the advertising and marketing, business services, and education industries.

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    Clients

    • Eurotunnel
    • Virgin Trains East Coast/LNER
    • Adidas
    • EDF Energy

    Industries

  • 5
    (17 Reviews) 4.9
    • Timeliness

      4.8
    • Service Excellence

      4.9
    • Value

      4.7
    • Would Recommend

      4.9
    • $10,000+
    • 2 - 9 employees
    • London, United Kingdom

    Binary Mango is a mobile app development platform that's based in London. Since 2016, their team of fewer than 10 have provided mobile app as well as AR/VR development assistance to mid-market and enterprise-level clients in the fields of consumer products and advertising. 

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    Clients

    • GetLeslie
    • Whering
    • Medishout
    • Fundspace

    Industries

  • 6
    (15 Reviews) 5.0
    • Timeliness

      4.9
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom

    Old.St Labs is a software development business based in London. The business, founded in 2020, has a team of more than ten that provides custom software development, mobile app development, UX/UI design, web design & development, and AI services. Old.St Labs serves small and mid-market companies in the advertising & marketing, education, financial services, health care & medical, and legal industries.

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    Clients

    • Kopona
    • Brain.Health
    • CityMunch
    • Altus Investment Management Ltd

    Industries

  • 7
    (11 Reviews) 5.0
    • Timeliness

      4.9
    • Service Excellence

      5.0
    • Value

      4.7
    • Would Recommend

      4.9
    • $10,000+
    • 10 - 49 employees
    • Cheadle, United Kingdom

    Foresight Mobile is an end-to-end mobile development agency founded in 2016 based in Manchester, England. Run by a team of fewer than 10, they offer custom software, mobile app, and web development services to their clients.

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    Clients

    • Table.co
    • EA
    • Arm
    • Levi Strauss & Co

    Industries

  • 8
    (21 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      4.9
    • Would Recommend

      5.0
    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom

    Core Blue Ltd is a software engineering company based in London with an office in Plymouth, U.K. The company, founded in 2015, has a team of less than ten that provides custom software development, mobile app development, web development, and IoT development services to various companies.

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    Clients

    • Bank of Kigali
    • Kuoni
    • PayPoint
    • SAP

    Industries

  • 9
    (30 Reviews) 5.0
    • Timeliness

      4.9
    • Service Excellence

      5.0
    • Value

      4.9
    • Would Recommend

      5.0
    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom

    Founded in 2007, Softblues is a software development company headquartered in Lviv, Ukraine. Their team of approximately 22 employees serves small to mid-sized businesses, particularly in the e-commerce and education sectors. They specialize in custom software as well as web and e-commerce development.

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    Clients

    • Pinterest
    • FieldBI
    • AutoBI
    • AgroTop

    Industries

  • 10
    (10 Reviews) 5.0
    • Timeliness

      4.9
    • Service Excellence

      5.0
    • Value

      4.8
    • Would Recommend

      5.0
    • $10,000+
    • 10 - 49 employees
    • Edinburgh, United Kingdom

    GearedApp is a software development firm based in Edinburgh, Scotland. They were founded in 2013 and have a team of 11 employees who specialize in mobile development, web development, and UX/UI design. They work mostly with small business clients in the healthcare, business services, and education industries.

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    Clients

    • NHS
    • Edinburgh University
    • AWDis
    • Raven Controls

    Industries

  • 11
    (45 Reviews) 4.8
    • Timeliness

      4.6
    • Service Excellence

      4.8
    • Value

      4.9
    • Would Recommend

      4.9
    • $100,000+
    • 50 - 249 employees
    • Salford, United Kingdom

    Digiryte is a web and mobile app development company based in Manchester, United Kingdom with another UK office in Preston. Since 2015, their team of 28 has been specializing in mobile app development, custom software development, and web development for midmarket clients. 

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    Clients

    • NHS
    • Channel 4
    • Close Brothers
    • Hinch Property Management

    Industries

  • 12
    (12 Reviews) 4.9
    • Timeliness

      4.8
    • Service Excellence

      4.9
    • Value

      4.9
    • Would Recommend

      5.0
    • $5,000+
    • 2 - 9 employees
    • London, United Kingdom

    Ingenious App Studios is a mobile app development firm based in London. Founded in 2018, their team of 8 serves clients in the internet and IT sectors. Services include web development.

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    Clients

    • MFP App
    • BetSquad
    • Adoree
    • vsuptosomething

    Industries

  • 13
    (22 Reviews) 5.0
    • Timeliness

      4.9
    • Service Excellence

      5.0
    • Value

      4.8
    • Would Recommend

      5.0
    • $10,000+
    • 10 - 49 employees
    • Dundee, United Kingdom

    Zudu is a digital agency founded in 2014. Based in Dundee, U.K., they have two other offices in Edinburgh, U.K. and London. The team of 9 specializes in web development and mobile app development. The firm usually services midmarket and enterprise clientele. 

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    Clients

    • NHS
    • Scottish Government
    • SSSC
    • Trading Standards

    Industries

  • 14
    (17 Reviews) 4.9
    • Timeliness

      4.9
    • Service Excellence

      4.9
    • Value

      4.4
    • Would Recommend

      4.9
    • $100,000+
    • 10 - 49 employees
    • Sarratt, United Kingdom

    Clock Limited is a digital design and build company. Founded in 1997, the company is headquartered in Kings Langley, United Kingdom. They have a team of around 35 employees who focus on custom software, web, and mobile app development.

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    Clients

    • International Tennis Federation
    • Leicester Tigers
    • Northampton Saints
    • Wall Street Journal

    Industries

  • 15
    (30 Reviews) 4.7
    • Timeliness

      4.7
    • Service Excellence

      4.7
    • Value

      4.3
    • Would Recommend

      4.9
    • $25,000+
    • 50 - 249 employees
    • London, United Kingdom

    Waracle is a digital products specialist in the UK with offices in London, Glasgow, Edinburgh, and Dundee. Founded in 2007, the company has more than 150 employees delivering high performance apps for mobile, web, Internet of Things, mixed reality, artificial intelligence, and voice. Waracle operates across a range of industry sectors, from fintech, energy, and digital health, to industrial IoT and oil and gas.

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    Clients

    • Virgin Money
    • Scottish Power
    • Sainsbury’s Bank
    • Royal London

    Industries

  • 16
    (23 Reviews) 4.8
    • Timeliness

      4.8
    • Service Excellence

      4.8
    • Value

      4.8
    • Would Recommend

      4.8
    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom

    Powercode is a web development agency based in Kyiv, Ukraine founded in 2015. They are operated by a team of 66 who are experts in web, mobile app, and custom software development for clients ranging from startups to enterprises. They have experience working in industries such as financial services, business services, and IT. They are also familiar with working with platforms like Amazon, Linux servers, and Azure, among others.

    Read More

    Industries

  • 17
    (6 Reviews) 4.9
    • Timeliness

      4.8
    • Service Excellence

      4.9
    • Value

      4.9
    • Would Recommend

      4.9
    • $25,000+
    • 10 - 49 employees
    • Fleet, United Kingdom

    Evangelist Apps Limited is a Fleet, United Kingdom-based app development firm. Launched in 2008, the small team specializes in mobile app development, IT managed services, IT staff augmentation, and application testing.

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    Clients

    • Hastens Ltd.
    • Third Bridge
    • British Airways
    • BBC

    Industries

  • 18
    (10 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      4.9
    • Would Recommend

      5.0
    • $25,000+
    • 10 - 49 employees
    • Watford, United Kingdom

    AppDrawn is a software solutions company founded in 1999. Their headquarters are in London and they have a second office in Barcelona. Across these 2 locations, they have a team of a dozen staff that do custom software development, web development, and mobile app development for small and medium-size businesses.

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    Clients

    • Aspire
    • BBC
    • Infopoint
    • Renteq

    Industries

  • 19
    (6 Reviews) 4.9
    • Timeliness

      4.6
    • Service Excellence

      4.9
    • Value

      4.3
    • Would Recommend

      4.9
    • $25,000+
    • 2 - 9 employees
    • Plymouth, United Kingdom

    Elixel is an UX design company. Their small team is in Plymouth, United Kingdom. Their services include ux/ui design, mobile app development, web design, and web development. The company was established in 2012.

    Read More

    Industries

  • 20
    (21 Reviews) 4.9
    • Timeliness

      4.7
    • Service Excellence

      4.9
    • Value

      4.8
    • Would Recommend

      4.9
    • $25,000+
    • 10 - 49 employees
    • York, United Kingdom

    Thumbmunkeys Ltd is a mobile app development company based in York, United Kingdom. This company was founded in 2012 and has 25+ employees. Thumbmunkeys Ltd is responsible for mobile app development, web development, and wearable app development.

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    Clients

    • Capita
    • Transport for London
    • Stansted Express
    • SAP

    Industries

  • 21
    (28 Reviews) 5.0
    • Timeliness

      4.9
    • Service Excellence

      5.0
    • Value

      4.9
    • Would Recommend

      5.0
    • $25,000+
    • 50 - 249 employees
    • London, United Kingdom

    Tech Alchemy is a software development studio based in London. Founded in 2016, they have around 150 employees who provide startups and small to medium-sized businesses with custom software development, blockchain development, and web & mobile app design and development. Services include prototyping, discovery, MVP development, and Web3 digital transformation

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    Clients

    • Ocean Bottle
    • TOAD.ai
    • MyBricks
    • Moviecoin

    Industries

  • 22
    (5 Reviews) 4.9
    • Timeliness

      4.9
    • Service Excellence

      4.9
    • Value

      4.9
    • Would Recommend

      5.0
    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom

    Contic, a web development firm, was launched in 2019. Their small team is in Petersfield, United Kingdom. Their services include web development, mobile app development, custom software development, and Artificial Intelligence.

    Read More

    Industries

  • 23
    (29 Reviews) 4.8
    • Timeliness

      4.8
    • Service Excellence

      4.8
    • Value

      4.6
    • Would Recommend

      5.0
    • $100,000+
    • 250 - 999 employees
    • Salford, United Kingdom

    Apadmi is a 140+ member mobile tech group specializing in app development, IoT, and consulting for big data, BI, and SI. Founded in 2009 and based in Manchester, UK, their team excels at helping organizations use technology to achieve a competitive advantage.

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    Clients

    • BBC
    • Argos
    • Lexus
    • Range Rover

    Industries

  • 24
    (6 Reviews) 4.9
    • Timeliness

      4.8
    • Service Excellence

      4.9
    • Value

      4.8
    • Would Recommend

      5.0
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    ROKi is an IT firm based in London with more than 10 experts. They have provided e-commerce development, IT managed services, and IT strategy consulting solutions since their founding in 2015. They mainly work with small and medium-sized businesses in retail, e-commerce, and more.

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    Clients

    • Recent projects or customers include TVSquared
    • The Guardian
    • AllFlex and Equals (FairFX)

    Industries

  • 25
    (8 Reviews) 4.9
    • Timeliness

      4.8
    • Service Excellence

      4.9
    • Value

      5.0
    • Would Recommend

      4.9
    • $25,000+
    • 2 - 9 employees
    • London, United Kingdom

    This is Undefined, a branding firm, is located in London, United Kingdom. The small company was founded in 2018. Their team offers branding, digital strategy, ux/ui design, mobile app development, and more.

    Read More

    Industries

  • 26
    (7 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      4.9
    • Would Recommend

      5.0
    • $25,000+
    • 2 - 9 employees
    • SHEFFIELD, United Kingdom

    Inflecto Systems, a software development company, is located in SHEFFIELD, United Kingdom. The firm provides custom software development, mobile app development, and business consulting and has a small team.The firm was founded in 2006.

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    Industries

  • 27
    (3 Reviews) 4.8
    • Timeliness

      4.7
    • Service Excellence

      4.8
    • Value

      4.7
    • Would Recommend

      5.0
    • $50,000+
    • 10 - 49 employees
    • Manchester , United Kingdom

    Founded in 2010, Silverchip is located in Manchester, United Kingdom. Their team of 13 employees provides mobile app development and custom software development services for enterprise, midmarket, and small businesses.

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    Clients

    • Suits Me Banking
    • England Squash
    • LGBT Foundation
    • Boundary Outlet

    Industries

  • 28
    (55 Reviews) 4.8
    • Timeliness

      4.7
    • Service Excellence

      4.8
    • Value

      4.7
    • Would Recommend

      4.9
    • $50,000+
    • 250 - 999 employees
    • Farnborough, United Kingdom

    One Beyond is a bespoke software development and digital transformation company headquartered in London with additional engineering centers in Madrid (Spain), Budapest & Szeged (Hungary) and Bucharest (Romania). Across international locations, they have a team of more than 350 individuals providing custom software, web and mobile application development and large- scale digital transformation to a diverse clientele.They support large established businesses, nonprofits, government organizations, and VC-funded startups

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    Clients

    • Smith & Nephew
    • GAIL's Bakery
    • Costa Express
    • Pearson

    Industries

  • 29
    (19 Reviews) 4.7
    • Timeliness

      4.5
    • Service Excellence

      4.7
    • Value

      4.7
    • Would Recommend

      4.8
    • $25,000+
    • 50 - 249 employees
    • London, United Kingdom

    Located in Ahmedabad, India with additional offices in the US and UK, Innovify has been delivering high quality solutions since 2011. Although the team of nearly 130 specializes in mobile app development, they also engage in growth hacking, consulting, and UX design.

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    Clients

    • ARM INC
    • Vonage
    • British Council
    • BBC

    Industries

  • 30
    (11 Reviews) 5.0
    • Timeliness

      4.8
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $100,000+
    • 50 - 249 employees
    • London, United Kingdom

    Yojji is a software development firm based in London with an office in Kharkiv, Ukraine. The firm, founded in 2017, has more than 35 employees and provides custom software development, web development, mobile app development, web design, product design, and application testing services. Yojji serves small and larger-sized companies in various industries that include financial services, business services, and health care & medical. 

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    Clients

    • Valapay LTD
    • OSU LTD
    • Mabbly
    • Mrs Wordsmith Limited

    Industries

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