Top 100 Mobile App Developers in London

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Top 100 Mobile App Developers in London

May 2022

Looking for a top mobile app development company in London?

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. 

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List of the Best London Mobile App Development Companies

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  • 3
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 50 - 249 employees
    • London, United Kingdom

    Mobile app development company Tapptitude has offices in Romania, the US, and London. The team of 40+ employees specializes in iOS and Android app development and offers UX/UI design, IT strategy consulting, and web development. Founded in 2013, Tapptitude mainly works with small businesses and startups in the real estate, automotive, and arts and entertainment industries.

    Clients

    • Tenor
    • Glorify
    • Wellory
    • Ontapp

    Industries

    Notable Project

    Tapptitude is providing mobile app development support for a messaging technology company. They specifically provide iOS and Android SDK support to streamline the client's development capabilities.

    “They’re a team of people we culturally mesh with and feel very comfortable working with.”

    Visit Site
  • 4
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $75,000+
    • 10 - 49 employees
    • London, United Kingdom

    Glance Creative Ltd. is an app development firm founded in 2016. Based in London, the team of 10 specializes in mobile app development, UX/UI and wearable app development. They mainly serve small business and midmarket clients in the entertainment, media and consumer products industries. 

    Clients

    • The Times
    • The Sun
    • Universal Music
    • Lucozade

    Industries

    Notable Project

    Glance Creative developed a mobile app for a student housing company to combine resident services in one platform. The team provides ongoing maintenance. 

    "It was the first app I’ve developed with an agency and it was by far the easiest and smoothest run I’ve done."

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  • 5
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.4
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $75,000+
    • 50 - 249 employees
    • London, United Kingdom

    With a team of 50+, Fueled specializes in creating mobile apps and websites. The New York-based app development company aims to create easy-to-use and attractive products for customers, whether they are big or small brands.

    Clients

    • MGM Resorts International
    • 9Gag
    • Harvard
    • Rite Aid

    Industries

    Notable Project

    An equine networking organization was looking to make a leap into the mobile-verse so they hired Fueled to develop a native iOS and Android app for the sport of team roping.

    "They had the right people with the right skills and knowledge to accomplish the project."

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  • 6
    • $50,000+
    • 50 - 249 employees
    • Reigate, United Kingdom

    Sonin is a mobile app development agency based in Reigate, England, and was founded in 2008. Their team of 28 employees specializes in mobile app development, web development, and UX/UI design.

    Clients

    • FatFace
    • Morrisons & Schwartz
    • esure
    • The British Museum

    Industries

    Notable Project

    Sonin App Development has developed a user-friendly mobile app for a personal training business. The app gives users access to training programs, as well as live workout sessions.

    "They always find ways to make my ideas come to life within the app."

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  • 7
    • $25,000+
    • 1,000 - 9,999 employees
    • London, United Kingdom

    Headquartered in New York, iTechArt is a custom software development company with additional offices in Marietta, Ga. and Iselin, N.J. Since 2002, iTechArt has helped startups and fast-growing tech companies fill in their talent gap and create robust web and mobile solutions that users love. To date, iTechArt’s talent pool includes 3500+ engineers with experience in all of the latest technologies.

    Clients

    • ClassPass
    • ZEFR
    • Gain Capital (forex.com)
    • Merkle

    Industries

    Notable Project

    iTechArt Group is augmenting a pet food company’s development team. They work on several projects independently and with internal developers using Python, Vue.js, and Nuxt.js. 

    "They deliver strong code quality, high test coverage, and brilliant architectural design."

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  • 8
    • Scheduling

      4.6
    • Quality

      4.6
    • Cost

      4.5
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 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.

    Clients

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

    Industries

    Notable Project

    Waracle created an Android/iOS app to encourage more engagement with independent retailers. Besides featuring product information, the app allows retailers to buy promotional deals through a loyalty program.

    “Rather than just looking at the technical requirements, they took the time to understand our business and goals.”

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  • 9
    • $10,000+
    • 1,000 - 9,999 employees
    • London, United Kingdom

    Andersen is an international custom software development company that, among other things, specializes in healthcare software development. Since its founding in 2007, the company has opened more than ten development centers and about ten sales offices worldwide. More than 2700 highly qualified specialists work on developing, customizing corporate IT solutions, web applications, and mobile applications. Andersen has completed over 950 projects and received hundreds of positive reviews from clients worldwide. Today the company is working on over 250 projects. Our technology stack includes .NET, C#, Java, Python, PHP, Node.js, TypeScript, Golang, C++, JavaScript, Angular, React.js, Vue.js, HTML, CSS, Java (Android), Swift / Objective C (iOS), React Native, and more. We also offer manual and automated testing, business and data analysis, UI/UX design, DevOps services, IT security management, and L1, L2, L3 support.

    Clients

    • Samsung
    • Johnson & Johnson
    • GlobePayroll
    • Siemens

    Industries

    Notable Project

    Andersen designed the UI/UX for a digital therapeutics company's application. They conducted initial research, evaluated existing wireframes, and delivered UX prototypes.

    "They established clear deliverable timelines and stayed on point."

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  • 10
    • Scheduling

      4.6
    • Quality

      4.8
    • Cost

      4.6
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • London, United Kingdom

    Infinum is a software development company in San Francisco, CA. The 50+ team has equal experience in mobile and web development. They work with clients from a variety of industries, including business and financial services and automotive.

    Clients

    • Philips
    • Nike
    • Porsche
    • Coca Cola

    Industries

    Notable Project

    Infinum provides mobile app development services for a bank. Their team built an Android and iOS app from scratch. Now, they handle maintenance and updates as well as resolve any issues that may arise.

    “Infinum has a young responsive team that’s well-equipped for what it does.”

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  • 11
    • Scheduling

      4.8
    • Quality

      4.7
    • Cost

      4.5
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 50 - 249 employees
    • London, 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.

    Clients

    • BBC
    • Argos
    • Lexus
    • Range Rover

    Industries

    Notable Project

    Apadmi serves as the mobile app development partner to a SaaS company. They used React Native to build iOS and Andriod solutions, including three software development kits and a sales demonstration app.

    "There’s a lot of expertise and passion on their team."

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  • 12
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 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.

    Clients

    • The British Museum
    • Nivoda
    • London North Eastern Railway
    • Volopa

    Industries

    Notable Project

    Stakk provides web development and maintenance services for a fitness company. They rebuilt the website, revamping MemberPress and matching the UX to the client’s app. Currently, they provide site maintenance.

    "I appreciate the amount and depth of communication we get from Stakk."

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  • 13
    • $50,000+
    • 10 - 49 employees
    • London, United Kingdom

    Ampersand & Ampersand is a mobile app development company based in London. Founded in 2011, the team of 19 specializes in mobile app development, UX/UI design and wearable app development. They work primarily with small business and enterprise clients, mainly in the healthcare and medical industry.

    Clients

    • Kingston Hospital NHS Foundation Trust
    • Barts Health NHS Trust
    • Boehringer Ingelheim
    • TedX

    Industries

    Notable Project

    Ampersand & Ampersand worked on mobile app development for a healthcare platform. They developed iOS and Android apps for the healthcare sector, capable of integrating with various APIs. The client was impressed with the positive feedback the project received.

    “People like the app so far. Ampersand takes their work very seriously.” – Entrepreneur, Healthcare Platform

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  • 14
    • Scheduling

      4.5
    • Quality

      4.8
    • Cost

      4.2
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • Undisclosed
    • 1,000 - 9,999 employees
    • London, United Kingdom

    Kin + Carta is a tech-centered management consultancy based in Chicago. Founded in 1964, they also have offices in London, San Francisco, New York, and Singapore. Their team of approximately 3,000 focuses primarily on enterprise clients in the financial services and health care fields. Services include mobile app development, cloud consulting, and more.

    Clients

    • AstraZeneca
    • Expedia
    • Santander
    • Barclays

    Industries

    Notable Project

    Kin + Carta worked with a cloud technology company on a data analytics pipeline optimization project. They built an improved pipeline program for a financial services client. 

    "Kin + Carta worked really hard to come up with the right solution and create the most value for the customer."

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  • 15
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 50 - 249 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.

    Clients

    • Pinterest
    • FieldBI
    • AutoBI
    • AgroTop

    Industries

    Notable Project

    Softblues designed and developed a construction company’s website. They used React.js and Node.js to build a platform that allowed architects to send projects to the client. 

    "They followed the highest of standards with their work."

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  • 16
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    Red C London is a mobile app development agency, founded in 1997. Based in London, their team of 11 specializes in mobile app development, web design, and UX/UI design. They work primarily with enterprises and midmarket businesses, focusing on financial services, government, and nonprofits.  

    Clients

    • Sony
    • Save The Children
    • NHS
    • Thames Water

    Industries

    Notable Project

    Red C London worked with an event advertising startup to create an iOS application. They provided development services to design and build an iOS-based mobile application.

    “Red C displayed great communication and development skills throughout the project. They worked at a competitive price and willingly performed corrections when necessary.” – Founder, Event Advertising Startup

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  • 17
    • Scheduling

      4.1
    • Quality

      4.4
    • Cost

      4.4
    • NPS

      4.5
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 50 - 249 employees
    • London, United Kingdom

    Clavax is a software, web and mobile app development company headquartered in San Jose, California, with offices in New Delhi, India, New South Wales, Australia, and Gurgaon, India. Founded in 2011, the team of over 200 employees specializes in mobile app development, web development, and AR/VR development. They primarily serve small businesses in the IT, real estate, and education industries. 

    Clients

    • PWC
    • Fujitsu
    • Auction
    • Cleveland Clinic

    Industries

    Notable Project

    An auction company hired Clavax for custom software development services. This platform is expected to serve as an online auction platform.

    "They have gone above and beyond to help me with my project."

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  • 18
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    ProductCrafters is a software development company based in Khmelnitsky, Ukraine. Their team of fewer than 10 employees provides custom software, web, and mobile app development services. The company was founded in 2016.

    Clients

    • BeautyAdvisor
    • Raisal
    • ProcessBoard
    • LTC Consulting

    Industries

    Notable Project

    ProductCrafters built and maintained an MVP of a custom fashion aggregator platform for a tech startup. The team handled all technical concerns during their 10-month collaboration with the client.

    "They became a trusted partner and a valued extension of our own team, and we would highly recommend them."

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  • 19
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom

    Tech Alchemy was founded in 2016 and has two locations in London. Their team of nearly ten employees provides web development, mobile app development, and UX/UI design services for small businesses.

    Clients

    • Ocean Bottle
    • TOAD
    • MyBricks
    • Moviecoin

    Industries

    Notable Project

    A B2B software company partnered with Tech Alchemy in order to develop a custom web app that will allow them to trigger and multi-sign blockchain transactions. 

    "We appreciated their experience working with startups to help them succeed in the long run."

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  • 20
    • Scheduling

      4.7
    • Quality

      4.7
    • Cost

      4.3
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    Theodo UK, founded in 2015, is a consultancy and digital development agency headquartered in London with an additional location in Paris. With a team of over 30 employees, they mainly provide mobile app development, web development, and custom software development services.
     

    Clients

    • Admiral
    • Veygo an Admiral company
    • BNP Paribus
    • MADE.com

    Industries

    Notable Project

    Theodo developed an e-commerce website for a cab comparison company. The team fixed and enhanced the UI flow of the site, working in Node and React for development. 

    "They are good developers and architects who pay close attention to detail."

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  • 21
    • $50,000+
    • 250 - 999 employees
    • London, United Kingdom

    DCSL GuideSmiths is a bespoke software development company headquartered in Farnborough, England with additional engineering centers in London, Manchester, England, and Madrid, Spain. Across international locations, they have a team of more than 250 individuals providing custom software, mobile application, and web development services to a diverse clientele. They support established businesses, nonprofits, government organizations, and startups

    Clients

    • Mitsubishi
    • Hospify
    • Skanska
    • Water Aid

    Industries

    Notable Project

    A real estate investment company hired DCSL GuideSmiths to provide customer portal development. They use different technologies to write the site's new iteration, develop the frontend, and host the software.

    "Their team has enabled us to get through the rough patches we’ve faced with our project."

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  • 22
    • Scheduling

      4.5
    • Quality

      4.7
    • Cost

      4.5
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 2 - 9 employees
    • London, United Kingdom

    Fortnight is a boutique design and development studio based in Manchester, U.K., with offices in London and New York. The studio, founded in 2014, has a team of more than ten that provides mobile app development, branding, product design, web design, and UX/UI design services to small and larger-sized companies. 

    Clients

    • OnePlus
    • Bumble
    • Thursday
    • Simba Sleep

    Industries

    Notable Project

    Fortnight was tasked with developing and designing the website of a mental health technology company. The site was expected to be consistent with the brand. Webflow was used as the platform.

    "We were impressed with their ability to respond swiftly to tasks."

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  • 23
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.6
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 50 - 249 employees
    • London, United Kingdom

    Novoda is a digital-product agency based in London, England, that was established in 2008. Their team of 71 employees provides mobile app development, UX/UI design, enterprise app modernization, digital strategy, and AR/VR development services.

    Clients

    • Tesco News UK
    • The Times
    • CCleaner
    • Channel 4

    Industries

    Notable Project

    Novoda configured a desktop application and built an Android prototype for a system-optimization software company. Their team coded the main functionalities and inserted an in-app purchasing feature. The app gained over 50 million downloads and a 4.4-star rating on the Google Play Store.

    "Last December, monthly revenue for CCleaner was about $100,000. I attributed these metrics to the freemium model and Novoda’s collaborative efforts." – Head of Product, System Optimization Company

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  • 24
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.8
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 50 - 249 employees
    • London, United Kingdom

    Supercharge is a digital production firm that is headquartered in Budapest, Hungary with a second office in London. Founded in 2010, Supercharge's team of more than 100 employees specializes in web and mobile app development. The firm also offers UI/UX design services to its clients.  

    Clients

    • Kodak Alaris
    • Metlife
    • Silicon Labs
    • Ericsson

    Industries

    Notable Project

    A financial company hired Supercharge to provide Ui/UX design and web development. They created the platform from scratch and perform ongoing maintenance service to it.

    "If there’s a problem, they're available for us."

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  • 25
    • $1,000+
    • 50 - 249 employees
    • London, United Kingdom

    Imaginary Cloud is a Web, Mobile and AI Software Development and UX/UI Design Company with offices in the UK, US and Portugal. In the last 11 years they have helped build and scale more than 300 applications, from Start-ups, Scale-ups to Enterprises, winning several global awards. They offer a comprehensive skill set of developers, data scientists and designers coupled with a streamlined agile process.

     

    Clients

    • Nokia
    • Sage
    • Ernst & Young
    • BNP Paribas

    Industries

    Notable Project

    Imaginary Cloud developed an interactive website for a online awareness initiative. The original site was built on React powered by data residing in Google Sheets.

    "The people at Imaginary Cloud were both professional and organized."

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  • 26
    • Undisclosed
    • 10 - 49 employees
    • London, United Kingdom

    Sugar Rush Creative is an app and software development agency based in Belfast. The company was founded in 2003. Since then, it has become a leading digital agency in Northern Ireland and the UK, employing around 10. Sugar Rush Creative has provided market-leading mobile apps, digital animations and web software to clients in industries such as public service, healthcare, education, hospitality, compliance, and many more.

    Clients

    • BBC
    • TopGear
    • Radio Times
    • BUNZL

    Notable Project

    Sugar Rush Creative redesigned a website for a baby skincare products company. They also produced videos and graphics for the company. The client was pleased with their engaging work.

    "The video was creative and broke down the status of our business and what makes us different from other companies. It explained us in a simplistic manner but with a bit of fun as well, to engage people. It was first class." - Director, Baby Skincare Products Company

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  • 27
    • $25,000+
    • 10 - 49 employees
    • london, United Kingdom

    Thought&Function is a digital agency founded in London in 2017 with no more than 10 members. They are experts in web development, mobile app development, and UX/UI design solutions for clients in the industries of financial services, education, and health care.

    Clients

    • DoctorLink
    • AllPlants
    • ProperCorn
    • Kano

    Industries

    Notable Project

    Thought&Function developed iOS and Android mobile applications using React Native. They spearheaded the project, from wireframes to deployment, including working with the app stores on submission. 

    "They went the extra mile without necessarily billing me for every single piece of advice." 

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  • 28
    • Scheduling

      4.5
    • Quality

      4.6
    • Cost

      4.4
    • NPS

      4.6
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 50 - 249 employees
    • Sutton, United Kingdom

    Geeks is a software development company in London. Founded in 2007, Geeks' team of 85 specializes in custom software development, web development, and mobile app development, primarily for midmarket clients in media and govenment.

    Clients

    • BBC
    • EasyJet
    • Euromoney
    • Mitie

    Industries

    Notable Project

    A real estate brokerage hired Geeks Ltd for custom software development services. The team handled the client's intranet support services, CRM, document processing, and mobile optimization.

    "We were impressed by their knowledge, communication style, and professionalism."

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  • 29
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom

    Exyte is a software development firm based in Novosibirsk, Russia. Founded in 2014, Exyte primarily works with startups on product development and has 14 employees. Their diverse technology stack and forward-thinking approach set them apart; they offer full-cycle mobile app development, AR/VR development, and UI/UX design.

    Clients

    • Delta Airlines
    • Monsanto
    • PWC
    • Bayer.

    Industries

    Notable Project

    Exyte has provided mobile app development services for an online game platform. They’ve made improvements to the website and provided support for the site and the iOS and Android applications.

    "We work effectively with Exyte, and we highly recommend them."

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  • 30
    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom

    Studio Graphene is a 90+ employee interdisciplinary team of strategists, designers, developers, and product managers. Studio Graphene is headquartered in London with studios in New Delhi, Lisbon, and Geneva. They collaborate with clients — from startups to established businesses — to define the details and specifications of projects, including custom software development, mobile app development, and UX/UI design.

    Clients

    • Diageo
    • Nesta
    • Harth
    • Mars

    Industries

    Notable Project

    Studio Graphene provided UI/UX design for an augmented and virtual reality company. The team was tasked to refresh the client's brand, update their website, and design their new app.

    "We are pretty happy with the result."

    Visit Site

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