Flutter Performance Mastery: 10 Secrets to Make Your App Fly (60 FPS Guide) | Easy Flutter

Your Flutter app looks beautiful but scrolls like molasses? You're not alone—and it's probably not Flutter's fault.

Roshni Savaliya, a Flutter Team Lead, shares hard-won performance lessons from years of building production apps. This guide tackles the most common culprits behind janky animations and slow load times, starting with the fundamentals of Flutter's Skia rendering engine.

Key Takeaways

• Use const constructors to prevent unnecessary widget rebuilds and save CPU cycles
• Flutter renders every pixel via Skia engine, not native components
• Widget keys control rebuild behavior and prevent performance pitfalls
• Understanding what triggers redraws is the golden rule for 60 FPS

The article reveals 8 more secrets beyond const and keys, including specific techniques for handling lists, images, and animations at scale.