PPSSPP is the best, original and only PSP emulator for Android.
Size: 16 Mb | Android: 2.2 and up
It runs a lot of games, but depending on the power of your device all may not run at full speed. Buy PPSSPP Gold to support the development. A free version is also available, you may want to try it first.
Please note that ARMv6-based devices may have various kinds of issues, and more modern devices are recommended.
Please note that ARMv6-based devices may have various kinds of issues, and more modern devices are recommended.
