Android consists of all set of software required a mobile device to run which includes operating system, key applications and the middle ware. There are many android OS which are being released till date, here is a list of androids OS which are available.
- Android 2.3 known as Gingerbread
- Android 3.0 know as Honeycomb
From the above best android OS currently is the one which is latest, since it includes new features of the other version.