iNES v3.7.21 for Android is released. iNES emulates classic NES and Famicom video game consoles. It runs NES, Famicom, DiskSystem, and VS System games right on your Android device.

Features:
* Specifically optimized for Android devices, using ARM assembler to run at maximal possible speed.
* Full screen portrait mode emulation, with options for simulating scanlines and fuzzy display.
* Records soundtrack to MIDI files.
* Play with you physical keyboard, touch screen, or accelerometer.
* Save gameplay at any point and go back to that point once your character gets killed.
* Xperia Play special buttons supported.

iNES package itself does not contain any games. You should place your own game files onto the SD card before running iNES.

Please, do not run any software you do not own with iNES. The author cannot and will not tell you where to find free NES games.

iNES v3.7.21 for Android Changelog:
* Now showing real game names in File Selector, whenever possible.
* Fixed file ID computation to include all eight CRC32 digits.
* MOGA buttons can now be assigned via "Assign Keys" in Settings.
* Added MOGA gamepad support to the File Selector and Gallery.
* Added standard gamepad support to File Selector, Gallery, and Settings.
* Added optional iCade joystick support (see Settings).
* Added "Show Real Names" File Selector menu option.
* Optimized File Selector by not rescanning folders.




Download: iNES v3.7.21 for Android
Source: Here