At PrimeDev London, we create mobile apps that combine innovation, speed, and seamless user experience. Our team builds high-performing apps tailored for iOS, Android, or cross-platform — designed to engage users, strengthen brands, and scale effortlessly.
Building a successful app requires the perfect blend of strategy, technology, and design. Our approach ensures every app is optimized for users, performance, and business growth.
Cross-Platform Ready — Develop once, deploy flawlessly across iOS and Android.
Intuitive UX/UI — Clean interfaces built for smooth navigation and engagement.
Optimized Performance — Fast, secure, and lightweight for all devices.
Scalable Foundation — Built to grow with your audience and business goals.
Analytics & Insights — Integrated tracking to monitor performance and user behavior.
We begin by understanding your goals, target audience, and app functionality. Through in-depth discussions, research, and wireframes, we create a roadmap that aligns features with your business objectives and user needs.
Our UI/UX designers craft intuitive and engaging app interfaces focused on usability and brand identity. We build interactive prototypes and ensure seamless navigation across all screen sizes and devices.
Using robust frameworks like Flutter, React Native, and Swift, our developers turn designs into high-performance apps. We integrate APIs, databases, and third-party tools to deliver smooth functionality and scalable performance.
Before launch, each app goes through multiple QA phases — device testing, performance audits, and security reviews. Once approved, we deploy your app to App Store and Google Play, ensuring stability and continuous monitoring.
Up to 60% Faster App Load Times
Optimized architecture, lightweight assets, and efficient API communication result in faster load times and smoother app performance across devices.
+45% Higher In-App Engagement
Improved UI/UX design, refined navigation flow, and user-focused features increase interaction rates, session duration, and overall app usage.
+30% Higher User Retention
Through onboarding optimization, push notifications, and personalized user journeys, apps retain more users and improve lifetime value.
Zero Downtime & Flexible Expansion
A modular codebase and cloud-optimized deployment ensure stability as your user base grows — supporting new features, locations, or multi-platform expansion with ease.
Still have questions about building your mobile app?
We’ll guide you from planning and design to development, launch, and long-term growth.
Most apps take 6–12 weeks, depending on features, design, and complexity. Larger apps may take longer due to testing and refinement.
Yes. We build cross-platform apps using Flutter or React Native, ensuring your app runs smoothly on both iOS and Android with one codebase.
Absolutely. We can revamp UI/UX, improve performance, add new features, or rebuild an outdated app with a modern tech stack.
We use a proven modern stack including Flutter, React Native, Swift, Kotlin, Node.js, Laravel, Firebase, MySQL, and AWS to ensure speed, security, and scalability.
Yes. Every app goes through QA testing, speed optimization, code review, and security hardening before launch.
Yes — we take care of the entire publishing process, including app listing, screenshots, metadata, and compliance.
Yes. We integrate payments, maps, social logins, chat systems, analytics, admin dashboards, or any custom feature your app needs.
We provide maintenance, updates, bug fixes, monitoring, and analytics integration to keep your app stable and help you grow.