via http://www.aep-emu.de/
John NES Lite is a NES emulator for Android. John NES Lite is free but contains ads.
John NES is the corresponding commercial and ad-free version.
Quote:
v2.20
- improved graphics performance
- fixed minor bugs
- added "Manage game saves"
You can change game saves folder. (Countermeasure for microSD problem on android 4.4)
