React Proto VS Sonar by Facebook

To begin using React Proto, you need an image, whose various components you will mark with the tool. Additionally, you can also name those components and assign props and hierarchies using the tool. Once you are done, React Proto lets you export the components into auto-generated code. You can edit this code later if required. The biggest benefit of React Proto is it helps you speed up the project, especially when... - Source: dev.to / about 2 years ago

Definitely switch to VS Code! I personally don't use the built in VS Code debugger, but check out Flipper as another option. It's got a lot of great tools and plugins for debugging. The Layout Inspector will be what you are looking for if you want to inspect the styling specifically. Source: 11 months ago

Very useful and beautiful and simply , my suggestion is to use this Flipper. - Source: dev.to / over 1 year ago

You may also want to look into custom Flipper plugins to instrument your app. Source: over 1 year ago

Some development tools for the web are similar (Chrome debugger, mostly) to those for React Native, but other aspects are very different (working with the metro bundler, using Flipper, AsyncStorage debugging, more). Some techniques developers will use are the same (breakpoints and console logging), but others are different (knowing when to restart the packager vs reinstall the app on device). - Source: dev.to / over 1 year ago

Try to debug it with adb logcat or Android Studio or Flipper you'll find the error why is crashing :). Source: over 1 year ago