Diagnose bottlenecks and make React Native apps faster.
mobile performance
Improve React Native performance across rendering, startup, bundling, native code, memory, and animations.
When to use it
Use these guidelines when debugging janky UI, investigating memory leaks, optimizing startup or app size, writing native modules, profiling performance, or reviewing React Native code.
Apply the measure, optimize, re-measure, and validate cycle while changing React Native project code.
What you provide
This skill
React Native app performance data
Reads performance profile data
agent-device react-devtools
React DevTools profiling
Expo CLI must be installed as one supported React Native project CLI option.
React Native CLI must be installed as one supported React Native project CLI option.
A running Metro bundler is needed for bundle analysis.