AppBuild
Expert Flutter Agency

One Codebase. Every Platform.

We build your app once in Flutter — and ship it natively to iPhone, Android, and the web. Half the cost of two native teams, with zero compromise on performance.

Ships to:iOSAndroidWebDesktop
0+Apps Delivered
0 WksMVP to Launch
0%Client Retention
0.0Clutch Rating
1 codebase → Multiple platforms

Why Flutter

Write once. Ship everywhere.

Traditional development means paying two teams to build the same app twice — once for iPhone, once for Android. Flutter compiles a single codebase to native machine code on every platform, so every feature, fix, and update lands everywhere at once.

codeYour App — one Flutter codebase
phone_iphone

iOS

App Store

android

Android

Google Play

language

Web

Any browser

desktop_windows

Desktop

macOS · Windows

~0%

lower build cost vs. two native teams

0×

faster to ship — one team, one sprint cycle

0%

feature parity across every platform

Flutter is used in production by Google, BMW, Toyota, and eBay. Cost and speed figures reflect typical single-codebase projects compared with parallel native iOS + Android builds.

Services

Everything you need to ship

End-to-end Flutter development — from concept to every app store.

How we workarrow_forward
01 / 03iOS · Android · Web

Cross-Platform App Development

One Flutter codebase, shipped natively to iOS, Android, and the web. Enterprise-grade architecture that scales with your business — without paying for parallel native teams.

  • iOS + Android + Web from day one
  • Native performance, no compromises
  • Scalable, secure architecture

One team, one codebase, every store — no parallel native builds.

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02 / 034-week sprint

MVP Development

Rapid 4-week launch cycles for startups. Validate your idea quickly with a high-fidelity product that users will love — on every platform at once.

  • Kickoff to App Store in 4 weeks
  • Weekly demos as it's built
  • Launch on all platforms together

Kickoff to App Store in 4 weeks, with a working demo every week.

Learn morearrow_forward
03 / 03Audit · Migrate

Flutter Consultation & Migration

Expert code reviews and migration strategy. We consolidate your separate native or React Native apps into a single Flutter codebase your team can own.

  • Free architecture audit
  • Phased migration roadmap
  • Team training & code reviews

A phased migration roadmap your own team can own and execute.

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Our Work

Apps we've shipped

Built once in Flutter — live on both app stores.

View all workarrow_forward
Healthtech

Lumen Clinical

Patient triage app for hospital intake teams. Structured assessments replaced paper forms and cut admission intake time by 40%.

iOS · Android

Construction SaaS

Groundwork

React Native to Flutter rebuild for field crews logging site work offline. 38% faster cold start and 60% fewer crashes after launch.

iOS · Android · Web

Mobility

Relay Transit

Real-time rideshare dispatch for regional transit operators, taking bookings and routing drivers. Built and launched in 10 weeks.

iOS · Android

FAQ

Common questions