Flutter × UI Performance
Flutter UI Performance
We track 18 Flutter UI Performance case studies from 4 engineering teams. Kasikornbank, Pinhome and Tinder write about it most. Many posts also cover Performance Profiling and AI. The posts run from 2019 to 2026. The newest is from October 2026.
Flutter UI Performance articles 1–18 of 18
Bring 3D to Life in Flutter with flutter_scene and Flutter GPU
Amorn Apichattanakul built a 3D hotel tour in Flutter and discovered the hard truth: one demo ran at 120fps, the other barely hit 25fps. Here's what actually works for 3D in production apps.
Flutter Too Slow for Images? Rush It With Rust
Amorn Apichattanakul from KBTG just shattered a common Flutter myth: it's not the language that's slow, it's the codec. His benchmark results are eye-opening.
One Size Fits None: Adaptive, Context-Aware UI in Flutter with GenUI
Amorn Apichattanakul from KBTG just built a JARVIS-style financial HUD in Flutter that makes AI speak UI instead of walls of text. No more ChatGPT with a custom skin.
Rich and Dynamic User Interfaces With Flutter and Generative UI
Abdallah W Shaban from Google's Flutter team just dropped GenUI SDK—a way to let AI generate entire interactive UIs on the fly, not just text responses. Think magazine-style layouts that adapt to each user, bui...
Flutter Impeller: Why the New Engine Ends Jank and Delivers 120 FPS Performance | Stackademic
Flutter's biggest performance criticism just got answered. Impeller, the new rendering engine, is rewriting the rules on cross-platform smoothness.
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.
Performance Analysis: Analyzing performance in Flutter and Handling Jank
Pinhome's engineering team tackled the silent killer of mobile apps: jank. Their Flutter app was stuttering under load, and users were noticing.
Getting Started With Flutter GPU
Brandon DeRosier from Flutter introduces Flutter GPU, a low-level graphics API that lets developers build custom renderers entirely in Dart and GLSL—no native code required. This changes everything for 3D rende...
Building Your Next Casual Game With Flutter
Zoey Fan from Google's Flutter team just dropped a major update to their Casual Games Toolkit—and it's packed with templates that could save you weeks of setup time. If you've been curious about Flutter for gam...
Is Flutter really that good?
Flutter promises write-once, run-anywhere magic. But does it actually deliver in production, or is it just hype?
The future of iOS development with Flutter
Leigha Jarett from Flutter reveals how Google's cross-platform framework is becoming a serious contender for iOS development. With over 1 million apps built and major players like BMW and WeChat on board, the i...
How to Create Dynamic Island and ActivityKit with Flutter
Amorn Apichattanakul from KBTG shows Flutter developers how to tap into iOS's Dynamic Island feature. Yes, you can build Live Activities in Flutter apps—here's the bridge you need.
Improving Platform Channel Performance in Flutter
Aaron Clarke from Google's Flutter team eliminated unnecessary memory copies in platform channels and achieved up to 52% performance gains. Here's how he debugged his way through Objective-C class clusters and ...
Tinder-Like Swipe Cards in Flutter
Anup Kumar Panwar built a dating app and hit a wall: existing Flutter swipe libraries were either slow or clunky. So he built his own and open-sourced it.
Animation Deep Dive
Filip Hracek from Flutter reveals the surprising truth: animations aren't special magic—they're just really fast rebuilds calling setState() up to 120 times per second.
Choosing the Right Flutter Animation Widget for Performance
Andrew Fitz Gibbon from Google's Flutter team breaks down the animation widget maze. His decision tree framework turns overwhelming choices into a simple series of questions.
Floating Overlay Widgets Over Transformed UI Elements in Flutter
Jose Alba from Google's Material team tackles a tricky Flutter challenge: how do you overlay a widget that follows another widget—even when it's rotated or transformed—without restructuring your entire codebase...
Keys! What are they good for?
Emily Fortuna from Flutter reveals why most developers use Keys wrong—and when you actually need them. Spoiler: it's not as often as you think.