FlutterApr 28, 2024 · 6 min read
Flutter Performance Optimization Tips
Practical techniques to keep your Flutter app running at a smooth 60fps and beyond.
E
Evan Emran
Mobile Developer & Tech Blogger
Use const Constructors
const widgets are not rebuilt, saving precious frame time.
const SizedBox(height: 16);
Build Only What Changes
Split widgets so that setState or provider updates rebuild the smallest possible subtree.
Profile, Don't Guess
Use the Flutter DevTools performance overlay to find jank before optimizing. Measure first, then improve.