10 Best Mobile App Development Companies in the UK

Tenet is a custom mobile app development company in UK that designs and builds high-performance mobile solutions for iOS, Android, and cross-platform environments. We have delivered over 450+ digital solutions across 15+ countries, helping clients generate $1.54B+ in revenue and investments with a verified 98% client satisfaction rate. 

Our UK team collaborates with global brands like Coca-Cola, Kawasaki, Deloitte, Mubadala Group, and G42 Healthcare, combining strategic design, technical precision, and measurable impact.

Tenet focuses on creating apps that are fast, intuitive, and built for long-term scalability. Each project is designed to align with business goals and user needs, ensuring seamless performance, modern aesthetics, and tangible ROI. 

At Tenet, mobile app development is guided by strategy, precision, and scalability. The process ensures that every app performs flawlessly while delivering a meaningful user experience and measurable business outcomes.

Here’s how we approach app development:

• Strategy-first design – Every project starts with in-depth research to align technology with business objectives.
• Interactive prototyping – Wireframes and prototypes validate concepts before full-scale development begins.
• Custom app development – Whether native or cross-platform, we build apps tailored to unique business goals.
• Seamless integrations – From CRMs to analytics tools, we connect systems for smooth performance.
• Quality assurance & testing – Each app is tested across multiple devices and operating systems for flawless usability.
• Ongoing maintenance – Continuous updates, feature enhancements, and performance tracking keep apps future-ready.

Tenet’s end-to-end development model ensures businesses receive high-performing, secure, and user-focused mobile experiences designed to deliver lasting impact.

Contact Tenet UK:

• Address: Floor 24, The Shard, 32 London Bridge St, London SE1 9SG, United Kingdom
• Phone: +44 7418 379209
• Email: hello@wearetenet.com

Appdrawn is a mobile app development company based in Watford, specializing in native and hybrid applications for iOS and Android. The company builds custom mobile solutions for clients across sectors such as transport, fintech, education, and enterprise services. Their offerings include mobile strategy, UI/UX design, development, and integration, helping businesses translate complex ideas into functional digital products.

Appdrawn focuses on creating applications that are secure, accessible, and adaptable. Their expertise includes payment system integration, offline functionality, and AI-powered features, ensuring apps remain reliable and user-friendly across multiple devices. 

The team also emphasizes brand alignment and cohesive design to deliver consistent digital experiences for every client.

• Address: The Junction, Station Road, Watford, Hertfordshire, WD17 1ET, United Kingdom
• Phone number: 01442 211999
• Email: hello@appdrawn.com

Krify is a mobile app development company delivering end-to-end digital solutions for startups, SMEs, and enterprises. With more than a decade of experience, the company builds native and cross-platform applications using technologies like Flutter and React Native. Its services include mobile app development, web development, AI integration, and UI/UX design, helping businesses enhance user engagement and operational efficiency.

The company focuses on scalability, performance, and security, developing applications equipped with cross-platform compatibility, offline access, and third-party integrations. Krify’s agile development approach, clear communication, and ongoing technical support ensure timely project delivery and long-term reliability across industries such as healthcare, fintech, logistics, and education.

• Address: 128 City Road, London, United Kingdom EC1V 2NX
• Phone number: +44 20 3006 2580
• Email: info@krify.co.uk

5StarDesigners develops mobile applications that help businesses strengthen brand presence and customer engagement through well-designed digital experiences. The company delivers customized app solutions for a variety of use cases, including e-commerce, fitness, social networking, and online marketplaces. Its team combines design thinking with technical development to build user-friendly apps that align with business goals and industry standards.

Their process covers every stage from concept and design to deployment and post-launch maintenance. 5StarDesigners emphasizes intuitive UI/UX, strong app architecture, and reliable quality assurance. With experience across multiple industries, the company provides long-term technical support, ensuring mobile apps remain secure, functional, and compatible with evolving technologies.

• Address: 20-22 Wenlock Road, London, England N1 7GU
• Phone number: +44 02032 395977
• Email: sales@5stardesigners.com

Hyperlink InfoSystem delivers large-scale mobile app development solutions backed by strong technical expertise and a global client base. The company develops native and cross-platform mobile applications using technologies such as Flutter, React Native, Swift, and Kotlin. Its services cover Android and iOS app development, progressive web apps, and enterprise-grade mobile platforms designed for performance and security.

With a team of more than 1,000 developers, Hyperlink InfoSystem supports startups, SMEs, and enterprises in building apps that improve accessibility, customer engagement, and operational efficiency. Their agile development model, structured testing, and integration of emerging technologies like AI, blockchain, and IoT ensure reliable, future-ready products.

• Address: Level 30, The Leadenhall Building, 122 Leadenhall Street, London EC3V 4AB
• Phone number: +44 20 3287 9060
• Email: info@hyperlinkinfosystem.com

SoftCircles builds mobile applications through a structured, process-driven approach that prioritizes research, usability, and design precision. The company develops native apps for iOS and Android using Swift, Kotlin, and Java, along with select cross-platform builds for early-stage concepts and MVPs.

Its workflow focuses on discovery, wireframing, agile development, and iterative testing to ensure functional, scalable, and user-friendly outcomes. SoftCircles also provides end-to-end backend support, integrating technologies like Node.js, Firebase, and AWS for robust performance. The company delivers tailored digital solutions for businesses seeking refined mobile experiences that combine reliability with practical innovation.

• Address: 9 Bengeo Gardens, Chadwell Heath, London, UK
• Phone number: +1 608 620 7036
• Email: hello@softcircles.com

Intelivita offers mobile app development services focused on native Android and iOS solutions, as well as cross-platform apps built with Flutter. The company provides end-to-end services, including product discovery, UI/UX design, development, testing, and app store deployment. Their Android practice covers phones, tablets, wearables, and AR/VR scenarios, while iOS work aligns with Apple’s design and performance guidelines.

Intelivita serves sector-specific needs across eCommerce, healthcare, fintech, logistics, and on-demand services, delivering apps with features such as offline support, third-party integrations, cloud backends, and platform-specific optimizations. Projects follow an agile workflow from discovery into iterative sprints, QA, and post-launch support to keep apps secure, up to date and scalable.

• Address: Princes Exchange, 2 Princes Square, Leeds LS1 4BY, UK
• Phone number: +44 161 504 3600
• Email: sales@intelivita.co.uk

TechGropse is a London-based mobile app development company delivering tailored Android, iOS, Flutter, and React Native solutions. The firm focuses on transforming complex business needs into scalable digital products that balance strong performance with user-friendly design. 

Their portfolio spans eCommerce, healthcare, and enterprise applications, as well as blockchain-enabled mobile systems and cross-platform software for startups and SMEs.

TechGropse, known for its process-oriented approach, follows a structured model covering research, prototyping, agile development, and rigorous QA before launch. 

The team also supports post-deployment operations through continuous monitoring, updates, and managed app maintenance. The team combines technical expertise with flexible engagement models to help clients develop, integrate, and sustain next-generation mobile solutions.

• Address: Larkshall Rd, London E4 6NP, United Kingdom
• Phone number: +1 678 855 8918
• Email: info@techgropse.uk

Glance creates digital products that merge psychology with technology to build experiences users connect with instinctively. Every project begins with behavioral insights that guide design, functionality, and flow, ensuring the final product feels intuitive, natural, and habit-forming. Their team balances creative thinking with technical precision to deliver apps that not only work well but also resonate on a human level.

The company follows an agile, research-driven process that encourages transparency and adaptability. Everything from product discovery to launch, each phase is shaped by real user feedback and measurable outcomes. 

Whether improving user retention or scaling complex systems, Glance focuses on crafting solutions that evolve with both market needs and human behavior.

• Address: 20-22 Wenlock Road, London, N1 7GU
• Phone: +44 (0)20 3026 3293
• Email: enquiries@thisisglance.com

Techugo brings together strategy, creativity, and engineering to build apps that scale ideas into impact. Their work spans education, healthcare, entertainment, and eCommerce, powering platforms such as Byju’s, JoshCam, and Gyan Fresh, which have reached millions of users globally.

The team’s approach is defined by deep product analysis, iterative design, and cross-platform expertise across Android, iOS, and next-gen frameworks like Flutter and React Native. Techugo’s reputation rests on its ability to turn complexity into clarity and craft digital products that are both technically advanced and intuitively human.

• Address: 124 City Road, London, EC1V 2NX, United Kingdom
• Phone number: +1 360 322 4913
• Email: sales@techugo.com

💡 Further resources:

• How much does iOS App Development Cost?
• App development cost in the UK
• 12 UI UX Design Principles For Mobile Apps (+ Examples)
• Ecommerce Mobile App Development: Types, Cost, & Timeline

Choosing the right mobile app development company in the UK depends on your goals, budget, and target audience. Each firm on this list brings proven expertise, from enterprise-grade engineering to creative, user-first design. Whether you want to build an MVP, modernize your app, or scale an existing platform, these companies can help you achieve reliable, measurable results.

If you are ready to start your project, begin by:

• Defining your app goals, audience, and key features.
• Setting your timeline and budget range.
• Shortlisting 2–3 companies that match your industry and vision.
• Scheduling a free consultation to discuss your app idea and development roadmap.

💡 Next step: Explore your top picks, compare proposals, and choose a UK app development partner that aligns with your business growth strategy. For customized, high-performance mobile solutions, you can start by contacting Tenet, a trusted UK-based app development agency with global experience.

Here are our core mobile app development services:

• Leading Android app development services in the UK
• iOS app development services in the UK 

What does a mobile app development company do?

A mobile app development company designs, builds, and maintains mobile applications for iOS, Android, or cross-platform use. Their role includes research, UI/UX design, coding, testing, and deployment. The goal is to create reliable, user-friendly apps that help businesses grow, improve engagement, and boost digital presence.

How do I choose the best mobile app development company in the UK?

Choose a company with a strong project portfolio, verified client reviews, and expertise in your industry. Make sure they communicate transparently, offer post-launch support, and can customise their approach to your business goals, timeline, and budget.

What is the average cost of mobile app development in the UK?

The cost of developing a mobile app in the UK depends on complexity and features. A simple app may start around £10,000, while more advanced or enterprise-level apps can exceed £100,000. Always request a detailed project quote for accurate pricing.

Can small businesses afford professional mobile app development? 

Yes, many UK app developers offer flexible pricing and MVP (minimum viable product) options for small businesses. This approach allows startups to launch a functional app, test their concept, and scale later with additional features as revenue grows.

How long does it take to build a mobile app?

App development timelines vary based on project scope and functionality. Most apps take 3 to 9 months to design, develop, and test. Simple apps launch faster, while complex products with integrations or advanced features require more development time.