This is 8Bit Avatar Maker, it can generate about 40,000,000 uniques avatars.
You can use generated avatar on Facebook, GooglePlus, other social networks, forums, etc...
Also you can select gender, by pressing menu button.
If you like pixel-art and 8bit-art, it's your choice!
All images saves in gallery 8BitAvatar folder.
Video demonstration:
Screenshots, click to view:
ENJOY!