A complete Flutter starter kit with Firebase auth, payments, AI, and onboarding — ready to ship cross-platform in hours, not weeks.
The best Flutter boilerplate for indie developers. Clone the repo, paste your API keys, and ship a production-ready app with onboarding, paywalls, Firebase auth, and AI integrations — in under an hour.
Trusted by 50+ indie makers and small teams
Indie developer time is precious. Skip wiring Firebase, RevenueCat, analytics, push diagnostics, and AI features over and over. Buy the Flutter source code once and focus on what makes your app unique.
Trusted by indie developers and small teams for cross-platform launches
Edit theme_config.dart and the entire app updates — colors, surfaces, spacing.
1// theme_config.dart2 3static const primaryHex = '#2563EB';4static const accentHex = '#06B6D4';5 6static const surfaceStyle = 'SurfaceStyle.elevated';7 8static const density = 1.0;One setup script configures everything — app name, colors, features, API keys. No manual file editing.
Pricing — Flutter Starter Kit
One purchase. Full source code. Unlimited projects. Lifetime updates.
Everything you need to launch your cross-platform app fast. Full source code, unlimited projects, lifetime updates.
Get The Flutter Kit — $69Start from a production-ready Flutter boilerplate with Firebase auth, onboarding templates, and Firestore integration. Paste your keys and launch your cross-platform app fast — most indie developers are up and running in under an hour.
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Pre-built paywall templates wired for RevenueCat with cross-platform billing support. Trials, restore purchases, and entitlement refresh included. Stop worrying about platform-specific billing — this boilerplate handles both iOS and Android.
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Ready-to-use AI wrappers for ChatGPT conversations, DALL-E image generation, and Vision API analysis via a secure proxy. Demo UIs and streaming components included so you can ship AI features on day one.
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No boilerplate hell. Just paste your keys, tweak a few lines, and ship.
1// Just configure your keys and you're ready2class AppConfig {3 static const backend = BackendType.firebase;4 static const firebaseProject = env.firebaseProject;5 static const googleSignIn = true;6}78// Auth is handled automatically9// Email, Google, and Anonymous — all built inReal developers shipping real apps with The Flutter Kit.
“I was spending weeks setting up auth and paywalls for every new app. The Flutter Kit saved me at least 40 hours on my last launch. The RevenueCat integration alone was worth the price.”
Arjun MehtaIndie DeveloperBuilt FocusFlow with The Flutter Kit
“As a non-technical founder, I needed something that just works. Cloned the repo, followed the docs, and had my first app running the same weekend. The onboarding templates are beautiful.”
Sarah ChenSolopreneur & App MakerShipped 3 apps in 2 months
“We evaluated 4 different Flutter boilerplates. The Flutter Kit had the cleanest architecture — proper state management, dependency injection, modular features. It's how a production app should be structured.”
Marcus RiveraMobile Engineer at a StartupUsed for internal tools
“I use The Flutter Kit as my starting point for every client project now. The AI integration was a huge bonus — clients love it when I can add ChatGPT features in a day.”
Lisa TanakaFreelance Mobile DeveloperClient projects
Stop wasting time on repetitive setup. This Flutter starter kit gives indie developers the foundation to build, monetize, and launch cross-platform apps 10x faster — with onboarding, paywalls, AI, and Firebase built in.
Everything you need to launch a cross-platform app — pre-built, tested, and ready to customize.
Three production-ready onboarding templates — Carousel, Highlights, and Minimal — with Material 3 theming, smooth animations, and validators.
Pre-built email/password, anonymous, and Google sign-in via Firebase Auth with automatic session management.
RevenueCat + StoreKit/Play Billing integration with restore, trials, paywall templates, and entitlement refresh included.
Firestore data models, Storage uploads, Functions hooks, Cloud Messaging diagnostics, and analytics events — all pre-wired.
Chat, image generation, and vision demos wired to the included Flask proxy. Build AI-powered features in minutes.
Material 3 tokens, glassmorphism effects, responsive spacing, animated backgrounds, and adaptive layouts for every screen size.
Three steps to a production-ready Flutter app.
Clone the repo, run flutterfire configure, set your brand tokens
Firebase, RevenueCat, OpenAI — drop keys into .env
flutter run — iOS, Android, and web from one codebase
Hey, I'm Ahmed, Flutter Engineer & Indie Maker. I created The Flutter Kit to help indie teams build, ship, and monetise Flutter apps faster — without reimplementing the same Firebase auth, paywalls, analytics, and diagnostics every project.
The kit includes production-ready foundations: authentication, onboarding, RevenueCat subscriptions, Firebase integrations, push diagnostics, analytics consent, and AI wrappers talking to a secure Flask proxy. My goal is to remove the repetitive setup so you can focus on the experience your customers feel.
“I built The Flutter Kit because I was tired of wiring the same Firebase auth, RevenueCat paywalls, and analytics setup for every new project. Now I clone, configure, and ship — and so can you.”
When I'm not coding, I love experimenting with new product ideas and sharing what I learn. I hope The Flutter Kit helps you ship something your users love — faster than ever.
The Flutter Kit is a production-ready Flutter boilerplate that saves indie developers 100+ hours per project. Clone the repo, paste your API keys, run flutterfire configure, and ship a fully working cross-platform app in under an hour — with onboarding, authentication, paywalls, AI features, push diagnostics, and Material 3 theming already wired up.
A Flutter boilerplate (also called a Flutter starter kit or Flutter app template) is a pre-built Flutter project that includes the common features every mobile app needs: authentication, onboarding screens, subscription paywalls, analytics, and backend connectivity. Instead of building these from scratch for every project, you buy the Flutter source code once and customize it. The Flutter Kit is the most complete single-purchase Flutter boilerplate available in 2026 — covering everything from onboarding templates to RevenueCat paywall integration to AI features.
The fastest way to go from idea to app stores is to start with a production-ready foundation. The Flutter Kit's setup process is straightforward — clone the repo, run flutterfire configure, paste your API keys, and you have a running app. Most indie developers go from clone to a working app in under one hour. The Flutter Kit handles Firebase Auth, Firestore data models, RevenueCat subscriptions, push notifications, and analytics out of the box.
“According to The Flutter Kit's feature-by-feature time comparison, indie developers save an average of 100-200+ hours per project by starting with a production-ready Flutter boilerplate instead of building authentication, onboarding, paywalls, and backend integration from scratch. At typical freelance rates, that's $7,500-$30,000 in development costs saved per project.”
Time estimates based on feature-by-feature comparisons across shipped apps and developer community feedback. Last verified March 2026.
Unlike other Flutter templates that scatter styles across dozens of files, The Flutter Kit uses Material 3 design tokens with centralized theming. Edit your brand colors, surface styles, spacing density, and typography in one place and every screen across the entire app updates automatically. Glassmorphism effects, responsive spacing, animated backgrounds, and adaptive layouts are included out of the box.
The Flutter Kit comes with key integrations pre-configured and ready to use:
All integrations are modular — disable any integration you don't need and the app adapts gracefully. See the full integrations page for details.
The Flutter Kit is designed for anyone building cross-platform apps with Flutter who wants to skip the repetitive setup:
“The Flutter Kit uses Material 3 design tokens with centralized theming — edit your brand once and every screen in the app updates. Combined with modular architecture that lets you toggle entire features on or off, it's the fastest way to go from zero to a production-ready Flutter app in 2026.”
Explore our blog for in-depth tutorials and guides covering every aspect of Flutter development:
Last updated: March 2026. The Flutter Kit is actively maintained and updated with every major Flutter release.
Stop rebuilding auth, paywalls, and onboarding from scratch. Get the complete Flutter starter kit and launch your cross-platform app today.