NES emulator for Android has been updated.
What's new:
- now automatically saving state on exit, letting you restart where you left off;
- changed virtual joystick to make fire buttons more comfortable;
- MIDI recordings are now named after original program files;
- fixed audio latency controls, try setting your latency to 100ms;
- fixed MIDI soundtrack logging;
- reduced minimal audio latency.
No downloads here at zophar.net. You can go to emucr.com for and buy the app for 4.99.
You can however read the information on the emulator here:
http://www.zophar.net/digital-phones/android/nes.html