ModJoy and APK, XAPK, and OBB Files: A Beginner’s Guide for Android Users

https://apkpatcharena.rivetgarden.com/posts/mod-joy-apk-hijau-and-safer-app-choices-for-younger-users-a-beginner-s-guide-for-android-users

A beginner does not need to know every Android term before making a careful choice. APK, XAPK, and OBB labels describe different ways Android apps and large game assets may be packaged or delivered