Mobile App Design & Development
Custom Mobile Apps
That Power Your Growth
we help UK businesses launch world-class mobile applications — from MVPs to fully scaled platforms. Whether you’re targeting iOS, Android, or both, we combine sleek design with solid engineering to deliver apps your users will love.
Full-Cycle Mobile App Design & Development
We handle the entire lifecycle of your app — from concept to launch and beyond. Our mobile solutions are custom-built for usability, performance, and business alignment. Whether you’re building for startups, enterprises, or internal teams, our apps are engineered to scale.
Cross-Platform Development
Build once, deploy on both Android and iOS using Flutter or React Native.
Native Performance
Fast, smooth, and optimised for device-specific features and integrations
Custom UI/UX Design
Built from scratch to match your brand and ensure user satisfaction.
Backend & APIs
Scalable infrastructure to support your app’s functionality and growth.
Secure & Compliant
GDPR-ready, encrypted data flows, and secure login/authentication systems.
Launch Support
We help with App Store / Play Store submissions and guidelines compliance.
How It Works
Our Proven Process for Mobile App Design & Development
Understand the Idea & Audience
We begin with a deep dive into your goals, your users, and your vision. This stage includes competitor analysis, use cases, and product strategy.
UX Mapping & Visual Prototyping
We create wireframes, interactive prototypes, and UI screens to visualise the product and refine user journeys before development begins.
Build, Integrate & Test
Our engineers develop the frontend and backend, integrate APIs, and run thorough QA testing across devices to ensure seamless performance.
Deploy to Stores & Monitor
We handle App Store and Play Store submissions, then monitor usage and performance. Post-launch, we support improvements and scaling.
📞 Let’s Discuss Your Website
Book a free 15-minute consultation to explore your integration needs and timeline.
Why Businesses Trust Merto for
Mobile App Development
- UK-Based Experts You work directly with our local product and development team — no miscommunication, no outsourcing delays.
- Strategy-First Development We don’t just code — we help you shape a product strategy that aligns with your business goals and users.
- UI/UX Excellence Our in-house designers ensure your app is intuitive, branded, and built with retention in mind.
- Full Lifecycle Support From ideation to maintenance — we’re with you at every step, offering post-launch analytics and updates.
Testimonials
See What Our Happy Customers Say
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The team at Merto didn’t just build us an app — they helped us shape a business. It’s now a core part of our operations.

Daniel Rhodes
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We launched on both Android and iOS with one build, saving time and budget. The app has been rock solid since day one.

Martin
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Their design team nailed the UI. We’ve seen a 25% increase in user retention compared to our older version.

Imran Patel
Let’s Build a Mobile App That Works
for Your Users & Your Business
Whether you’re starting from scratch or modernising an outdated app, we bring your mobile vision to life with clarity, quality, and speed. Let’s talk.
Still Have Questions? We've Got Answers.
You’re curious, and that’s a good sign. Below are some of the most common questions our clients ask. If you don’t see your question here, feel free to reach out directly.
We use Flutter, React Native, and for native builds — Swift (iOS) and Kotlin (Android). Backend depends on project scope (Node.js, Firebase, etc.).
Yes, we offer both native and cross-platform development based on your needs.
Absolutely. We offer monthly support packages for updates, fixes, and feature enhancements.
It varies — MVPs typically take 8–12 weeks. Full-scale apps may take longer depending on features