Installing the Flutter SDK itself does not affect your app's runtime performance. However, having the latest SDK ensures you get the most optimized tools and libraries, which help your app run smoothly at 60fps or higher. Using outdated SDK versions may cause slower builds and less efficient code generation, indirectly impacting app performance.
To optimize your Flutter development for smooth 60fps rendering, keep your Flutter SDK updated regularly. New releases often include performance improvements and bug fixes. Also, install the Flutter SDK on a fast SSD drive to speed up build and hot reload times. Avoid installing unnecessary plugins or tools that can slow down your development environment.
The Flutter SDK installation size is about 1.5GB, which affects your development machine storage but not your app bundle size. Your app's bundle size depends on the Flutter framework version and the packages you use. Using the latest stable Flutter SDK helps you benefit from size optimizations and faster app startup times.
Flutter SDK installation is the same on Windows, macOS, and Linux, but building for iOS requires a macOS machine with Xcode installed. Android development requires Android Studio and Android SDK setup. The Flutter SDK manages both platforms, but iOS apps need code signing with Apple certificates, while Android apps require APK or AAB signing with your keystore.
Flutter SDK installation itself has no direct store guidelines. However, when publishing apps built with Flutter, ensure you follow Apple App Store and Google Play Store rules:
Your Flutter app takes 5 seconds to load this screen. What's likely wrong?