Apps people come back to.

iOS and Android apps for businesses and startups, built by an engineer who ships fintech apps at scale, from the first version to the App Store and Play Store, and the updates after.

What we build

What we build.

Every project starts with the problem you need to solve. We scope it with you before any work begins.

Customer & membership apps

Loyalty, accounts, orders and notifications that keep customers coming back.

Marketplaces & booking apps

Connect customers with providers, with scheduling and payments built in.

Payments in your app

M-Pesa, Stripe and Checkout.com, from an engineer who built key features of the M-PESA app and shipped Checkout.com card payments in a UK healthcare app.

Field-team & delivery apps

Job lists, status updates and location for teams on the move.

Companion apps

An app for your existing website or system, sharing the same data.

App rescues & upgrades

Take over an existing app, fix what's broken and keep it up to date.

How we build apps

How we build apps.

  • Native iOS (Swift, SwiftUI) and Android (Kotlin, Jetpack Compose), or cross-platform when it fits
  • The backend and APIs your app needs, plus an admin panel for your team
  • Architecture that stays maintainable as the app grows
  • App Store and Play Store submission handled for you
  • Analytics and crash reporting from day one
  • Updates and support after launch
Kevin Lagat, founder of Bridgetree Technologies

You work directly with Kevin Lagat, our founder. A former Senior iOS Engineer at Safaricom M-PESA, he has shipped production apps for the UK's NHS, a Saudi digital bank and US SaaS platforms, with Stripe and Checkout.com payments. More about Kevin

How we work

A clear path from
“what if” to what’s next.

Practical decisions, a shared scope, and working software you can review along the way.

01 / UNDERSTAND

Start with your business.

We discuss your goals, users, and current workflow. Together, we define what to build first and agree on scope, budget, and delivery milestones.

02 / BUILD

Make it tangible.

We design and develop the solution, sharing progress and working demos so your feedback shapes the product before launch.

03 / LAUNCH & EVOLVE

Put it to work.

We test the key journeys, deploy the software, and plan handover and any ongoing support around your team’s needs.

Let’s build something useful

Tell us what
you have in mind.

Send us a short brief and we’ll reply with useful next steps.

What do you need?
Budget (optional)

We only use your details to reply to this enquiry. Privacy

Questions about mobile
Native or cross-platform?

It depends on your app and budget. Native gives the best experience on each platform; cross-platform can be quicker for simpler apps. We recommend one during scoping and explain why.

Do you publish the app to the stores?

Yes, we handle the submission. The app is published under your own Apple Developer and Google Play accounts, so you own it; we help you set them up.

Can you build the backend and admin panel too?

Yes. Most apps need a backend, APIs and an admin area for your team, and we build those alongside the app.

Can you take over an app someone else built?

Yes. We start by reviewing the code and setup, then recommend whether to improve it or rebuild parts of it.

Other services: WebAutomationPayments integrationM-Pesa integration