Mobile
Flutter App Development
One codebase, both platforms, and an interface that renders identically on each. Flutter suits products where the design is your own rather than the platform's.
The short answer
What is flutter app development?
Flutter builds Android and iOS apps from a single Dart codebase, drawing its own interface rather than wrapping platform controls. That means a screen looks and behaves the same on both platforms, and the rendering is predictable because Flutter is not negotiating with two different native toolkits.
It suits products with a strong custom design, teams that cannot maintain two native codebases, and anything where feature parity across platforms matters. It suits you less if the app is mostly platform-standard controls, or leans heavily on very new OS features that need a plugin before Flutter can reach them.
Scope
What we build
Cross-platform products
One codebase shipping to Play Store and App Store together.
Custom-design apps
Brand-led interfaces that would otherwise be built twice and drift apart.
MVPs
Reaching both platforms on one budget while an idea is still being tested.
Business and field apps
Internal tools with offline storage and background sync.
Commerce apps
Catalogue, cart, checkout and payment flows on a shared codebase.
Native-to-Flutter migration
Consolidating two diverging native apps into one, incrementally.
Why teams call us
Business problems this solves
If more than two of these describe your situation, the problem is usually structural rather than cosmetic.
- Two native apps whose features have drifted apart
- Maintaining two codebases with a team that can only really support one
- Design that renders differently on each platform
- Every feature costing twice because it ships twice
- An MVP that needs both platforms on one budget
- Slow release cycles because two builds must be coordinated
How it works
Our process
- 01
Fit assessment
Whether Flutter suits this product. Sometimes native is the right answer and we will say so.
- 02
Architecture
State management, module structure, navigation and platform-channel boundaries.
- 03
Design system
A shared widget library so both platforms stay consistent as the app grows.
- 04
Build
Dart and Flutter with widget and integration tests, plus platform code where needed.
- 05
Dual-platform QA
Real Android and iOS hardware — shared code still behaves differently on each.
- 06
Release
Coordinated submission to both stores, monitoring and iteration.
What you get
Deliverables and features
Deliverables
- Flutter application for Android and iOS
- Shared widget and design system library
- Backend integration or a backend we build alongside
- Widget and integration test suite
- Store listings and submission for both platforms
- CI configuration for builds and releases
- Source code and handover documentation
Features
- Single codebase for both platforms
- Custom design system rendered identically on each
- Offline storage and background sync
- Push notifications
- Payments and in-app purchase
- Camera, location and device features via plugins
- Platform channels for native code where required
- Animations without a per-platform implementation
Stack
Technologies we use
We choose tools for the next three years, not the next three months — and we document why, so your next developer is not guessing.
- Flutter
- Dart
- Riverpod
- Bloc
- Firebase
- Drift
- Dio
- Melos
- Node.js
- PostgreSQL
How we think about it
Our approach
Design approach
Because Flutter draws its own widgets, you get design consistency by default and platform familiarity only if you ask for it. We decide that deliberately per product: a strongly branded consumer app benefits from one identity everywhere, while a utility that should feel native gets platform-appropriate navigation, typography and dialogs. Drifting into neither is the failure mode.
Performance and security
Flutter compiles to native ARM and performs well when used properly. The usual problems are avoidable ones: oversized widget rebuilds, expensive work on the main isolate, and unbounded list building. We profile with DevTools, keep rebuild scopes tight, move heavy work to background isolates, and check frame timing on mid-range Android hardware.
Budget
What drives the cost
We do not publish price ranges, because a number given before we understand the work is not a real one. These are the factors that actually move it.
- Number of screens and distinct user roles
- How much platform-specific native code is required
- Whether a backend exists or must be built
- Offline and synchronisation complexity
- Whether an existing native app is being migrated incrementally
After a discovery conversation we give a fixed scope and a fixed number before any work begins.
Related
Services that go with this
Mobile App Development
Android and iOS applications, plus the backend, APIs and admin tooling that make them work. Built once in Flutter or React Native where that suits the product, natively where it does not.
React Native App Development
React Native suits teams already living in JavaScript. It renders real native components, shares logic with your web product, and keeps one language across the stack.
Android App Development
Android is the platform that decides whether a product works in India. We build for the mid-range hardware, uneven connectivity and wide OS spread that most users actually have.
iOS App Development
iOS users are a smaller share of the Indian market and a disproportionate share of spend. They also notice detail. We build for both facts.
Questions
Flutter App Development — frequently asked
Is Flutter as fast as native?
For the vast majority of business and consumer apps, the difference is not perceptible — it compiles to native code. Native still wins for demanding graphics, heavy real-time processing, or immediate access to brand-new OS features.
Flutter or React Native?
Flutter when you want a custom design rendered identically on both platforms and predictable performance. React Native when your team is already strong in JavaScript or React, or when you share logic with a web product. Both are sound; the deciding factor is usually your team, not the framework.
Can Flutter use platform-specific features?
Yes, through plugins and platform channels. Most common capabilities have mature plugins; anything unusual we write the native side for. This is normal work, not a workaround.
Does one codebase mean half the cost?
Closer to 60–70% of two native builds, not 50%. You still design for two platforms, test on two platforms and submit to two stores. The larger saving is over the product's life, not at launch.
Can we migrate an existing native app to Flutter?
Yes, and it can be done incrementally — Flutter modules can be embedded in an existing native app so you migrate screen by screen rather than stopping work for a rewrite.
Is Flutter a safe long-term bet?
It is developed by Google, used widely in production, and has a large plugin ecosystem. No framework is risk-free, which is why we keep business logic separated from the UI layer — that is what protects you if a platform decision has to change.
Start here
Ready to talk about flutter app development?
Tell us what you are trying to achieve and what you are working with. We will come back with an honest view of scope, approach and whether we are the right fit.