Learn more about creating a
release build of your Android app,
and creating a release build of your iOS app.
Also, check out Measuring your app’s size.

Do Flutter apps run on Chromebooks?

We have seen Flutter apps run on some Chromebooks.
We are tracking issues related to running Flutter on
Chromebooks.

Is Flutter ABI compatible?

Flutter and Dart do not offer application binary interface (ABI)
compatibility. Offering ABI compatability is not a current
goal for Flutter or Dart.

Framework

Why is the build() method on State, rather than StatefulWidget?

detailed discussion on the API docs for State.build.

Where is Flutter’s markup language? Why doesn’t Flutter have a markup syntax?