Mobile App Development Specialists

Apps That
Define
Industries

OnTrack365 Ltd builds world-class iOS and Android applications for businesses across the United Kingdom and Rwanda — from start-ups to enterprise.

🇬🇧 UK Mobile App Developers 🇷🇼 Rwanda App Development iOS & Android React Native & Flutter Kigali & London
Start Your Project Our Services
About OnTrack365 Ltd

UK mobile app experts, globally connected

OnTrack365 Ltd is a UK-registered mobile app development company with deep expertise in building high-performance iOS and Android applications. We serve clients throughout the UK and across Rwanda and East Africa.

Our team combines Silicon Valley-grade engineering with a genuine understanding of the UK market and the fast-growing Rwandan tech ecosystem — from Kigali-based start-ups to government digital services.

Whether you need a consumer app, an enterprise platform, or a fintech solution built to FCA standards, OnTrack365 delivers on time, on budget and to the highest quality.

Swift & SwiftUI Kotlin React Native Flutter Node.js AWS & GCP Firebase
50+
Apps delivered across UK & Africa
8wk
Average MVP delivery time
2
Markets — UK & Rwanda
100%
Client satisfaction focus
Our Services

Everything your app needs,
under one roof

From discovery and design through to launch and growth — we handle every stage of your mobile app journey.

iOS App Development

Native iPhone and iPad applications built with Swift and SwiftUI. Optimised for the App Store, built for UK and Rwanda audiences.

Swift SwiftUI App Store TestFlight

Android App Development

High-performance Android applications built with Kotlin — supporting the full range of Android devices popular across the UK and Rwanda.

Kotlin Jetpack Compose Google Play

Cross-Platform Apps

One codebase, two platforms. React Native and Flutter apps that deliver a native feel on both iOS and Android — perfect for faster, cost-efficient delivery.

React Native Flutter Expo

UX & UI Design

Human-centred design that converts. We create intuitive, beautiful interfaces informed by user research — designed for both UK and Rwandan user behaviour.

Figma Prototyping User Testing

Backend & API Development

Scalable cloud infrastructure, REST and GraphQL APIs, payment integrations and third-party services — all built to enterprise security standards.

Node.js AWS Firebase Stripe

Maintenance & Support

Post-launch care plans including OS version updates, performance monitoring, analytics review and priority bug resolution — keeping your app competitive.

SLA Packages Monitoring Updates
Where We Operate

Serving the UK and Rwanda with equal expertise

Two markets, one standard of excellence.

Rwanda & East Africa

OnTrack365 Ltd is proud to serve Rwanda's growing technology sector, working with Kigali-based businesses, NGOs and government digital initiatives. We understand the East African market and build apps that work for local users.

  • Kigali, Rwanda & East Africa-wide
  • Mobile money & MoMo integration
  • Low-bandwidth optimised apps
  • Swahili & Kinyarwanda localisation
  • Government & NGO experience
How We Work

From idea to App Store
in weeks, not years

Our proven delivery framework gets your app live quickly without compromising quality.

Discovery

We learn your business, your users and your goals — defining scope, tech stack and roadmap in a structured kickoff.

Design

Wire-frames, UI design and interactive prototypes reviewed and approved before a single line of code is written.

Build

Agile sprints with regular demos. You see working software every two weeks — no surprises at launch.

Launch

Full App Store and Google Play submission management, including review optimisation and launch-day monitoring.

Grow

Post-launch analytics, iterative improvements and ongoing support to keep your app ahead of the competition.

FAQ

Common questions

Yes. OnTrack365 Ltd actively works with Rwandan businesses, NGOs and government bodies. We build apps tailored to the East African market — including mobile money integration, low-bandwidth optimisation and local language support.

Costs vary by complexity. A well-scoped MVP typically ranges from £15,000–£50,000. Enterprise apps with complex backends can be more. We offer fixed-price and time-and-materials engagements, and always provide a detailed quote before starting.

A focused MVP can be delivered in 8–12 weeks. A full-featured app with complex integrations typically takes 4–6 months. We use agile sprints so you see working software throughout — not just at the end.

Yes — we build native iOS apps (Swift/SwiftUI), native Android apps (Kotlin), and cross-platform apps using React Native and Flutter. We recommend the best approach based on your budget, timeline and user base.

Absolutely. We offer flexible post-launch support packages including OS compatibility updates, crash monitoring, performance reviews, security patches and ongoing feature development. Most clients choose a retained monthly support plan.

Yes. OnTrack365 Ltd is a registered limited company in England and Wales. We operate under UK law, hold professional indemnity insurance, and can provide full contract and NDA documentation for all projects.

Ready to build your app?

Talk to our team — free consultation, no obligation.
Serving clients across the UK and Rwanda.