If you're looking to revisit a classic, you can find the on various retro gaming and archive sites. Since the game was originally released for arcade and home consoles like the PlayStation and Nintendo 64, the "APK" versions available today are typically the original game bundled with an emulator for Android. Where to Download
: Go to your Android Settings > Security and toggle on "Install from Unknown Sources" to allow the APK to install. Download Mortal Kombat part4 apk
: Often host legacy versions of mobile ports. If you're looking to revisit a classic, you