Android is a mobile operating system developed by Google, based on the Linux kernel, primarily for touchscreen devices. The version history began with the initial release in November 2007, featuring various incremental updates identified by alphabetical code names from 'Alpha' to 'Nougat.' Key releases include versions like Cupcake, Gingerbread, KitKat, and Lollipop, each introducing new features and improvements.

1. BY,
M.MUTHUKUMAR.

2. ANDROID
Android is a mobile operating system developed
by Google based on Linux kernel and designed
primarily for the touchscreen mobile and tablets.

3. ANDROID VERSIONS
The version history of the android mobile OS
begin with the initial release of OS in Nov 5, 2007. The
android release their version with some code name in
alphabetical order.

4. VERSIONS
WITH
CODE NAME

5. A
VERSION NAME ALPHA
VERSION NUMBER 1.0
DATE OF RELEASE Sep 23, 2008

6. B
VERSION NAME BETA
VERSION NUMBER 1.1
DATE OF RELEASE Feb 09, 2009

7. C
VERSION NAME CUPCAKE
VERSION NUMBER 1.5
DATE OF RELEASE APR 27, 2009

8. D
VERSION NAME DONUT
VERSION NUMBER 1.6
DATE OF RELEASE SEP 15, 2009

9. E
VERSION NAME ECLAIR
VERSION NUMBER 2.0 – 2.1
DATE OF RELEASE OCT 26, 2009

10. F
VERSION NAME FROYO
VERSION NUMBER 2.2 - 2.2.3
DATE OF RELEASE MAY 20, 2010

11. G
VERSION NAME GINGERBREAD
VERSION NUMBER 2.3 – 2.3.7
DATE OF RELEASE DEC 06, 2010

12. H
VERSION NAME HONEYCOMB
VERSION NUMBER 3.0 – 3.2.6
DATE OF RELEASE FEB 22, 2011

13. I
VERSION NAME ICECREAM SANDWICH
VERSION NUMBER 4.0 – 4.0.4
DATE OF RELEASE OCT 18, 2011

14. J
VERSION NAME JELLY BEAN
VERSION NUMBER 4.1 – 4.3.1
DATE OF RELEASE JUL 09, 2012

15. K
VERSION NAME KITKAT
VERSION NUMBER 4.4 – 4.4.4
DATE OF RELEASE OCT 31, 2013

16. L
VERSION NAME LOLLIPOP
VERSION NUMBER 5.0 – 5.1.1
DATE OF RELEASE NOV 12, 2014

17. M
VERSION NAME MARSHMALLOW
VERSION NUMBER 6.0 – 6.0.1
DATE OF RELEASE OCT 05, 2015

18. N
VERSION NAME NOUGAT
VERSION NUMBER 7.0 – 7.1.2
DATE OF RELEASE AUG 22, 2016

19. Users Choice

20. OVERVIEW