Tainosec - Qa-apk -

As it contains mature themes, you won't typically find it on the standard Google Play Store. It is distributed via APK files which users must manually install on their smartphones or tablets. User Experience

A standard APK is built for production: obfuscated, stripped of debug symbols, and locked down. A debug APK is built for developers: verbose, permissive, and dangerous to ship. Tainosec - QA-APK