New Zealand
Norway
Flutter scope and architecture
Core flows, navigation, state management and integrations defined for one Dart codebase targeting iOS and Android.
Service · Flutter Development
Flutter app development — one codebase, iOS and Android, native feel.
99 Francs builds focused Flutter apps that ship to iOS and Android from a single Dart codebase — the cost-efficient path to a launch-ready MVP without two native teams.
shipped projects
150+
raised by clients
$32M+
tasks delivered
9,000+
Direct answer
Flutter app development is building one app from a single Dart codebase that runs on both iOS and Android with a near-native feel.
We build with Flutter when one codebase for both platforms and faster time-to-market matter more than maximum native depth. It is a strong fit for startup MVPs and product companions: one team, one codebase, consistent UI on iOS and Android, and submission to both stores.
What we build
A Flutter app that ships to both stores from one codebase.
Flutter lets a small team ship a consistent iOS and Android app fast — without maintaining two separate native builds.
Cross-platform build
Screens, navigation, state, forms and platform integrations implemented in Flutter with a consistent, near-native UI on both platforms.
Platform polish and QA
Per-platform behavior, device states, permissions and testing on iOS and Android so the single codebase feels right on each.
App Store and Google Play submission
Build configuration, store assets and review preparation for both the App Store and Google Play.
Best fit
Use Flutter when one codebase and time-to-market beat maximum native depth.
You need iOS and Android together
One Flutter codebase ships to both platforms, so a small team launches on iOS and Android at once.
Speed and budget matter
Flutter avoids building and maintaining two native apps, which usually means faster delivery and lower cost for an MVP.
The UI is custom and brand-led
Flutter's rendering gives precise control over custom, branded interfaces that look identical across platforms.
You may not need deep native features
If the app does not lean heavily on platform-specific capabilities, cross-platform is the practical, cost-efficient choice.
Process
From Flutter scope to two-store launch.
One codebase, planned for both platforms, built and shipped to the App Store and Google Play.
- 01
Scope the app
Goal, design maturity, APIs, platform needs and the smallest useful first version across iOS and Android.
- 02
Plan the Flutter architecture
Navigation, state management, data flow, packages and the per-platform behavior to handle.
- 03
Build the core flows
Implement screens, navigation, states and integrations in Flutter, tuned for both platforms.
- 04
Test and submit to both stores
iOS and Android QA, store assets, review preparation and submission to the App Store and Google Play.
Flutter app build
Launch on iOS and Android from one Flutter codebase.
Tell us about the app and where the design stands. We will scope the Flutter build and the path to both stores.
Flutter development FAQ
Flutter app development questions, answered.
Flutter lets one team ship a single Dart codebase to both iOS and Android with a consistent, near-native UI. For startup MVPs and product companions it usually means faster delivery and lower cost than building and maintaining two separate native apps.
For most product apps, yes. Flutter renders its own UI and performs well, and per-platform behavior can be tuned. Truly native-heavy products (deep platform features, maximum performance) can still be better as native iOS or Android.
Flutter can target web and desktop from the same codebase, which can cover a lightweight web or PWA companion. We scope this only when it genuinely fits the product, rather than stretching one codebase across every platform.
Yes. We prepare the builds and store assets and support submission to both the App Store and Google Play.