Android

Android version is very sweet to the user and hence they are named after desserts.

1. Android 1.5 - Cupcake
2. Android  1.6 - Donut
3. Android  2.0 - Eclair
4. Android 2.2 -  Froyo
5. Android 2.3 - Ginger Bread
6. Android 3.0 - Honey comb
7. Android 4.0 - Icecream Sandwich
8. Android 4.1 - Jelly Bean
9. Android 4.4 - Kit Kat

These are the features of Kit kat version of android:

1. Voice based
2. Full screen view of MPEG even in lock mode
3. Immersive mode
4. Faster multitasking
5. Smart and simple
6. Smarter Caller ID - searches the business contacts by using google map
7. Emoji everywhere - emoticons including pictures in keypad itself
8. Print wherever,whenever
9. Pick a file, any file
10. Your office anywhere
11. Closed captioning
12. Low power audio playback upto 60 hours
13. Music and movie can be operated even in lock mode
14. Nexus 5 for file access