We've customized moodle mobile app based on V3.5.2 and it's smoothly running in android however it stops in some devices (especially a tablet which is running in Android 4.4.4 ) after splash screen and gives blank white screen.
Moodle for mobile
Moodle mobile app issue
is the official app running fine in those devices?
Also, please make sure that you've compiled in AOT mode: