If you are looking for a reliable custom mobile app development company in London, Tenet is your trusted partner. We build high-performing iOS and Android apps that help businesses grow, engage users, and scale efficiently.
London’s mobile app market is growing rapidly, with consumers spending more time on smartphones than ever before. From on-demand services to retail and finance, businesses across London are using mobile apps to reach customers faster and deliver seamless digital experiences. A well-built app not only boosts engagement but also strengthens brand presence in a highly competitive environment. While not every business needs a mobile app, those aiming to scale, improve customer service, or streamline operations can gain a strong edge through custom app solutions.
Being one of the best mobile app development companies in London, Tenet offers 360-degree solutions covering everything from strategy and design to development and post-launch support.
01
Before a single line of code is written, we build interactive prototypes that help test ideas, refine the user journey, and eliminate guesswork. This step saves time, reduces costly changes later, and ensures your app starts on the right foot.
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Tenet is London’s most reputed UI UX design agency creating intuitive, user-friendly app interfaces that enhance engagement, boost retention, and deliver seamless digital experiences across all devices.
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Every interaction and feature is built to match your business goals, ensuring high performance, scalability, and smooth functionality for both iOS and Android platforms.
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Your app shouldn't work in isolation. It needs to connect seamlessly with APIs and other integrations for extra functions. At Tenet, our developers integrate payment systems, CRMs, third-party tools, and internal software you need to ensure everything runs smoothly.
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When you work with Tenet, your app undergoes rigorous testing to ensure reliability, flawless performance, and a bug-free experience before it reaches your users.
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We provide ongoing updates, security patches, and performance optimizations to keep your app running flawlessly. As technology evolves, your app stays ahead, so you can focus on growing your business without fixing issues.
Our Ratings
Whether you need a native, hybrid, or cross-platform app, we ensure seamless performance across all devices. Below are the major platforms and types of apps we can help you with:
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We build high-performance Android apps tailored to your business needs. Our experts ensure smooth functionality, security, and scalability. Whether it's a startup app or an enterprise solution, we create intuitive and feature-rich apps for the vast Android ecosystem.
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Our team develops sleek, secure, and high-performing iOS apps for iPhones and iPads. We follow Apple’s best practices to ensure a seamless user experience. From concept to deployment, we craft apps that drive engagement and business growth.
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We create cross-platform apps that run smoothly on both iOS and Android. Using frameworks like Flutter and React Native, we deliver cost-effective solutions with a native-like experience. One codebase, multiple platforms, and a seamless user journey.
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PWAs offer a fast, app-like experience on the web without downloads. We build responsive, secure, and offline-ready PWAs that work across devices. They load quickly, improve user engagement, and provide a cost-effective alternative to native apps.
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Our enterprise apps streamline business operations with secure and scalable solutions. Whether it’s internal tools, CRM, or workforce management apps, we build custom solutions to enhance productivity and efficiency for large-scale enterprises.
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We design apps for smartwatches and wearables that offer real-time data, health tracking, and seamless connectivity. Our wearable solutions enhance user experience with intuitive interfaces, optimized performance, and smooth integration with mobile and IoT ecosystems.

Most mobile apps feel the same because they rely on generic features. At Tenet, we build apps that stand out with custom functionalities tailored to your needs. Whether you need advanced integrations or unique user experiences, we make it happen.
Here are some key features we can implement:
Check out a recent SaaS mobile app development project that our team completed for a London-based client. It showcases how our strategic design, solid architecture, and testing processes deliver scalable, user-friendly digital products.

With over 7 years of experience, we have worked with clients across 15+ industries, delivering mobile app solutions tailored to their unique needs. Our clientele includes industry leaders like Coca-Cola, Kawasaki, Doordash, Gartner UK, and more.
Below are some of the major industries we cater to:
Need a custom solution for your industry? Connect with our mobile app developers in London and discover how we can build tailored applications that solve real business challenges and deliver measurable growth.
Our growth journey as a experience design company has bagged a few reputed accolades as well.
At Tenet, we don't build app projects on shaky stacks or outdated tech. We use secure, tried-and-true frameworks, databases, and APIs. This is the secret to apps that load fast and never crash at the worst moment.
Flutter
React Native
Node JS
MySQL
Firebase
AWS
Impact Delivered
450+
Solutions Delivered
for our clients & partners
20M+
People Impacted
through our solutions
15+
Countries Catered
for our global clientele
98%
Client Satisfaction
through verified reviews
Having built 150+ successful iOS and Android apps for startups and enterprises, Tenet has earned its place among London’s top mobile app development companies known for innovation and reliability.
Building an app that looks great is one thing. Making sure it works flawlessly? That’s where we come in.
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Floor 24, The Shard, 32 London Bridge St, London SE1 9SG, United Kingdom
Office timings - Mon-Fri : 10:00 AM - 05:30 PM
We’d love to hear about your brand, your visions, current challenges, even if you’re not sure what your next step is.
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