Android Phones
Android phones are based on Android operating system, which is an open source and Linux-based Operating System for mobile devices such as smartphones and tablet computers. Android was developed by the Open Handset Alliance, led by Google, and other companies.
By pitching android mobile open source operating system against the other closed mobile operating systems developed by rival Symbian and Microsoft windows mobile or Apple mobile based phone manufacturers, confer some advantages in terms of availability of it operating system to a diverse group of phone manufacturers, at more competitive cost and development time for their products.
Android offers a unified approach to application development for mobile devices which means developers need to develop only for Android, and their applications should be able to run on different devices powered by Android.
Android features differ in a variety of ways from other phone operating system in term of their interface, home screen, status bar, notifications, applist, navigation buttons, screen view and other novel features. Most manufacturers customize the look of their android phones to differentiate their product from other rival android phone manufacturers.
Android applications are usually developed in the Java language using the Android Software Development Kit.
Once developed, Android applications can be packaged easily and sold out either through a store such as Google Play or the Amazon Appstore.
Android powers hundreds of millions of mobile devices in more than 190 countries around the world. It’s the largest installed base of any mobile platform and is growing fast. Every day more than 1 million new Android devices are activated worldwide.


