Browse the contents of the packages installed on your device.
* activities, services, receivers, and providers
* resources and other assets, including graphics, sounds, and Android binary XML files
* package signers
* installation information, including store listings
* permissions defined and consumed, protection levels, whether permissions are granted or withheld and the reason
You can also use Package Browser's Storage Access Framework (SAF) provider to read installed APK's and assets into other apps.