Short answer: Cyber Defence is a Flutter app development company building cross-platform apps for Indian businesses - one codebase that ships to Android, iOS, web and desktop - priced at Rs 40,000-4,00,000 with flat written quotes. You get 100% code ownership, apps published in your own Play Store and App Store accounts, and security led by a CEH-certified developer, delivered remotely from Hisar, Haryana.
What is Flutter and who needs it?
Flutter is Google's open-source framework for building apps from a single codebase that run on Android, iOS, web and desktop. It uses the Dart language and renders its own high-performance UI, so apps look and feel native while sharing one code base. That means you build once and launch everywhere - the single biggest cost and speed advantage in modern app development. For a primer, read what is Flutter.
Flutter is the right choice if you are:
- A startup that needs Android and iOS at launch without doubling the budget.
- A business wanting a consistent brand experience across all platforms.
- A company that needs to move fast and iterate quickly on features.
- An enterprise wanting one team and one codebase instead of two.
- Anyone weighing native vs cross-platform - see native vs hybrid app development.
Why Flutter over separate native apps
| Factor | Flutter (cross-platform) | Separate Native (Kotlin + Swift) |
|---|---|---|
| Codebases to build and maintain | One | Two |
| Platforms covered | Android, iOS, web, desktop | Android and iOS separately |
| Development cost | Lower | Higher (roughly double) |
| Time to launch both platforms | Faster | Slower |
| UI consistency across platforms | Identical by default | Built twice |
| Performance | Very high (compiled) | Highest |
For the large majority of business and startup apps, Flutter delivers native-quality results at a fraction of the cost of maintaining two separate codebases. When you truly need maximum raw performance or the very latest platform APIs, we will honestly recommend native instead.
What is included in our Flutter development service
- UI/UX design - a single, polished design system that adapts to Android and iOS conventions.
- Cross-platform build - one Flutter codebase shipping to Play Store and App Store.
- Backend and APIs - Node.js, Firebase or Laravel, plus an admin panel.
- State management - clean architecture with Provider, Riverpod or Bloc for maintainability.
- Push notifications, payments and integrations - Firebase, Razorpay, UPI, Stripe, maps, chat and more.
- Offline support and local storage where your users need it.
- Security hardening - secure storage, API protection and obfuscation, reviewed by a CEH/CRTA-certified developer.
- Store publishing - both apps published in your own developer accounts.
Technology we use
Flutter with Dart for the app, backends in Node.js, Firebase or PHP/Laravel, and CI/CD for smooth releases. We follow clean architecture and write documented, maintainable code - because you own 100% of it and any developer should be able to pick it up.
Our Flutter app development process
- 1. Design - We define features, map journeys and design one adaptive UI, agreeing scope and a flat price before coding.
- 2. Build - We develop the single Flutter codebase and backend in sprints, sharing builds for Android and iOS as we go.
- 3. Test - We test on real Android and iOS devices, covering functionality, performance, security and platform-specific edge cases.
- 4. Publish - We prepare both store listings and publish to Google Play and the App Store in your own accounts.
- 5. Maintain - Optional AMC keeps the app compatible with new OS versions, patched and improved.
Honest Flutter app pricing in India
We provide flat, written quotes. Because Flutter covers both platforms from one codebase, you typically get more value than commissioning two native apps.
| App type | Indicative price (Android + iOS) | Typical timeline |
|---|---|---|
| Simple app (few screens, basic backend) | Rs 40,000-90,000 | 3-5 weeks |
| Standard business app (auth, payments, admin) | Rs 90,000-2,00,000 | 6-10 weeks |
| Complex app (marketplace, real-time, integrations) | Rs 2,00,000-4,00,000 | 10-16 weeks |
| Web application (for comparison) | Rs 1,00,000+ | Varies |
| Maintenance / AMC | Rs 1,000-5,000+/month | Ongoing |
The same quote can cover both the Play Store and App Store apps. For a full breakdown of what drives app cost, read how much it costs to make an app.
Why choose Cyber Defence as your Flutter company
- Founder-led, security-first. Led by Amit Kumar, a full-stack developer with CEH and CRTA certifications - security designed into every build.
- Best value for both platforms. One Flutter codebase ships to Android and iOS, saving cost and time.
- You own it all. 100% source-code ownership; apps published in your own store accounts.
- Flat written pricing. Agreed up front, no hourly surprises.
- Credible. ISO-certified and GeM-registered, serving clients across India remotely from Hisar, Haryana.
See our app development company in Hisar and web development company in Hisar pages, or enterprise delivery via our IT company in Delhi. Want to learn Flutter yourself? Explore our courses. Considering platform-specific builds instead? See Android and iOS development services.
Types of apps we build with Flutter
Flutter's flexibility means it suits a wide range of products, from simple utilities to complex platforms. Because the same codebase powers every screen, businesses get a consistent brand experience whether a customer opens the app on an iPhone, an Android phone or the web. Common projects we deliver include:
- E-commerce and D2C apps - catalogues, carts, payments and order tracking.
- On-demand and booking apps - clinics, salons, tutors, home services and logistics.
- Marketplaces - multi-vendor platforms with buyer, seller and admin roles.
- SaaS and dashboard apps - subscriptions, analytics and role-based access.
- Community and content apps - feeds, chat, notifications and media.
- Internal business tools - field, sales and operations apps for staff.
The single-codebase advantage in practice
The real-world payoff of Flutter shows up after launch, not just during the build. When you need a new feature or a bug fix, it is written once and appears on both Android and iOS in the same release - no duplicated effort, no drift between platforms where one version quietly falls behind. That halves the long-term cost of ownership and keeps your users on a consistent experience. Add Flutter's hot-reload, which lets us iterate on the UI in seconds, and you get a faster path from idea to store than any two-codebase native approach can match. This is why Flutter has become the default choice for Indian startups and SMBs that want to reach every customer without doubling their budget or their maintenance burden.
It is worth being honest about the trade-offs too, because the right advice sometimes points away from Flutter. If your app depends on cutting-edge, platform-only hardware features the moment they launch, or on very heavy 3D graphics and augmented reality, native code can still have an edge. For the vast majority of business apps, though, those cases never come up, and Flutter's performance is indistinguishable from native to the end user. We will always tell you plainly which approach fits your product rather than pushing Flutter by default - our goal is the right app for your business, delivered at a fair, flat price with the code and stores fully in your name.
FAQ
How much does a Flutter app cost in India?
Between Rs 40,000 and Rs 4,00,000 for a single codebase that ships to both Android and iOS. Simple apps start around Rs 40,000-90,000; complex apps reach the top of the range. We give a flat written quote before starting.
Is Flutter good for production apps?
Yes. Flutter is a mature, Google-backed framework used by major companies worldwide. It compiles to fast native code and delivers a polished, consistent experience on both Android and iOS.
Does one Flutter build really cover Android and iOS?
Yes. One Flutter codebase compiles to native Android and iOS apps, and can also target web and desktop. This is the main reason Flutter is more cost-effective than building two separate native apps.
Will my apps be published in my own accounts?
Yes. We publish to Google Play and the App Store in your own developer accounts, so you fully own the listings, reviews and updates.
Do I own the source code?
Yes, 100%. You receive the complete, documented Flutter source code and all accounts, with no lock-in.
When would you recommend native instead of Flutter?
When you need maximum raw performance (heavy games, AR), the very newest platform-only APIs, or deep single-platform hardware integration. In those cases we honestly recommend native Kotlin or Swift.
Ready to build once and launch on both Android and iOS with Flutter? Call Cyber Defence at +91-75175-72000 for a free consultation and a flat written quote.