World is contracting with the huge growth of mobile phone technology. As the number of users is increasing day by day, facilities are also increasing. Starting with simple handsets which were used just for making phone calls and text mesaging purpose. Mobiles have changed our lives and have become part of it. Now they are not used just for making calls but they have innumerable uses and can be used as a Camera , Music player, Tablet PC, T.V. , Web browser And leading with advanced level of third party applications & enhancing with new technologies.. These phone is termed as smartphones..
For enable this advanced level of functions,Mobile phone require high end operating systems like IOS,Android,Symbian & Windows..
Here, i am discussing about these mobile operating systems & their Market share among the World..
Android is a Linux-based operating system for mobile devices such as smartphones and tablet computers. It is developed by the Open Handset Alliance led by Google.Android has a large community of developers writing applications ("apps") that extend the functionality of the devices. Developers write primarily in a customized version of Java.