--- title: "App Development Agency UK | iOS & Android Experts - Apptaura" description: "Transform your business ideas into high-performance iOS, Android, and Web apps. We are the UK app development agency that delivers on time and on budget." canonical: "https://apptaura.com/" language: "en" --- # iOS, Android and Web Apps, to drive business success and efficiency ## Changing our world with great code. [Contact Us](#contact-us) ## What we do [ ### iOS app development (Swift & SwiftUI) We design and build high-performance native iOS apps using Swift and SwiftUI, focusing on smooth user experience, scalability, and long-term maintainability. Get your app built](https://apptaura.com/services/ios-app-development) [ ### Android app development (Kotlin) Modern Android apps built with Kotlin and Jetpack libraries, designed for performance, reliability, and scalable architecture across a wide range of devices. Hire us](https://apptaura.com/services/android-app-development) [ ### Web development (React & Angular) Responsive and scalable web frontends built with React and Angular, delivering fast performance, clean architecture, and seamless user experiences. Start your project](https://apptaura.com/services/web-app-development) [ ### App store verification End-to-end support for Apple App Store and Google Play submission, including compliance, review guidelines, and successful app launch preparation. ](https://apptaura.com/expertise/app-store-verification/)[ ### App backends Scalable backend systems and REST APIs to power mobile and web apps, supporting real-time data, integrations, and secure cloud-based infrastructure. ](https://apptaura.com/expertise/app-backends/)[ ### Bluetooth MVP / BLE apps Robust Bluetooth Low Energy (BLE) app development for reliable device connectivity, real-time communication, and seamless hardware integration. ](https://apptaura.com/expertise/bluetooth-mvp-app-development/) ## Why choose Apptaura for app development ### Built for performance, scalability, and real-world usage We design apps to handle real-world usage from day one, ensuring smooth performance, fast load times, and the ability to scale as your user base grows. ### Experience with APIs, Bluetooth (BLE), and complex integrations From APIs and backend systems to Bluetooth (BLE) and real-time data, we build apps that connect reliably with external systems and devices. ### Native-first development approach We use Swift for iOS and Kotlin for Android to deliver fast, responsive, and stable apps without the limitations of cross-platform frameworks. ## What our clients say ![Client Profile](https://apptaura.com/images/7-stream-media.webp) An incredible partner from day one, guiding us through every step from idea to launch ### Nick Willougby 7 Stream Media ![Client Profile](https://apptaura.com/images/Lush.webp) An absolute pleasure, their expertise in Bluetooth technology was exactly what we needed ### Jim Woodward Lush ![Client Profile](https://apptaura.com/images/RazorSecure.webp) Apptaura had the skills, got it done, on time, and on budget! ### Lewis Oaten RazorSecure ## What we get asked about app development We regularly get asked about app development costs, timelines, integrations, and ownership. Below are answers to some of the most common questions we receive. [ ### How much does it cost to build an app? ](https://apptaura.com/how-much-does-it-cost-to-build-an-app/)[ ### How to turn your bluetooth / IoT idea or prototype into a launchable app? ](https://apptaura.com/expertise/bluetooth-mvp-app-development/)[ ### What do you do when your app goes wrong or needs essential changes? ](https://apptaura.com/expertise/fixing-apps/) ## Technologies we use to build high-performance apps We use modern, reliable technologies to build fast, scalable iOS, Android, and web applications. Our stack is focused on performance, maintainability, and long-term growth. ### iOS (Swift & SwiftUI) Native iOS app development using Swift and SwiftUI for fast, responsive, and reliable user experiences. ### Android (Kotlin) Modern Android apps built with Kotlin and Jetpack libraries, designed for performance and scalability. ### Frontend (React & Angular) Modern, responsive frontends built with React and Angular, focused on performance, scalability, and clean architecture. ### Backend & APIs Scalable backend systems, APIs, and cloud infrastructure to power real-time and data-driven applications. ### Bluetooth & IoT Reliable Bluetooth (BLE) and IoT integrations for apps that connect to hardware and external devices. ### Firebase & Cloud Services Scalable backend services using Firebase and cloud platforms for authentication, databases, and real-time data. The cost of mobile app development in the UK depends on the complexity, features, and integrations required. A simple MVP (Minimum Viable Product) may start from around £10,000, while more advanced applications involving custom backends, APIs, [Bluetooth (BLE)](https://apptaura.com/expertise/bluetooth-mvp-app-development), or real-time data systems can range from £50,000 to £100,000+. Every project is different, so we provide detailed, fixed-price proposals based on your specific requirements. You can also explore our pricing [here](https://apptaura.com/pricing) or use our App Cost Calculator [here](https://apptaura.com/app-cost-calculator). Yes. You retain full ownership of your intellectual property and source code. Once the final payment is made, everything we build is yours to keep, modify, and scale as needed. We do not lock clients into proprietary systems or retain ownership of your application. Yes, we are a UK-based mobile app development agency. Our team works locally, ensuring clear communication, reliable delivery, and high development standards. We do not outsource projects offshore, which allows us to maintain quality, consistency, and direct collaboration throughout your project. The timeline for mobile app development depends on the scope and complexity of the project. A simple MVP can take 6–10 weeks, while more complex apps involving backend systems, integrations, or [Bluetooth (BLE)](https://apptaura.com/expertise/bluetooth-mvp-app-development) functionality may take several months. We work in structured phases to deliver progress quickly while ensuring stability and scalability. Yes. We regularly work with businesses to improve, optimise, or fix existing [iOS](https://apptaura.com/services/ios-app-development), [Android](https://apptaura.com/services/android-app-development), and [Web](https://apptaura.com/services/web-app-development) applications. Whether your app has performance issues, outdated code, or needs new features, we can assess the current system and provide a clear plan to stabilise and enhance it. Yes, we specialise in apps that connect to external devices using technologies like [Bluetooth Low Energy (BLE)](https://apptaura.com/expertise/bluetooth-mvp-app-development) and APIs. We build reliable, real-time connections between mobile apps and hardware, ensuring stable communication and seamless user experience. ### Discuss your project Looking for a mobile app development company in the UK? Whether you’re starting with an idea or scaling an existing product, we help design, develop, and launch high-performance applications. Call us now: [+44 1256 533000](tel:+441256533000) A member of our UK team will review your enquiry and email you within one business day, usually within minutes, to schedule a quick, no-obligation discovery call. Yes. We treat your ideas with total confidentiality. We are happy to sign your NDA (or provide our standard one) before discussing any specific details of your project. [Worting House, Basingstoke RG23 8PY, UK](https://maps.app.goo.gl/o4PySnVY18Q9NCoW6) [hello@apptaura.com](mailto:hello@apptaura.com) [+44 1256 533000](tel:+441256533000) Mon - Fri: 09:00 - 17:00