The Android is one of the popular operating systems (OS) of the modern times in the mobile industry, which is used by a wide range of popular handset companies. It is based on Linux with libraries of Java & C programming language. This amazing OS is advanced and pulling the popularity in the mobile industry among smartphone users and mobile developers/programmers. As a Google and Open Handset Alliance (consisted of various popular mobile developing companies) product, it offers a wide range of features, which are helpful in development of high quality handsets. Simultaneously, this amazing OS is creating new avenues for mobile application development for different hand-held devices. Amazing Android OS and SDK come with various useful applications like SMS, MMS, calendar, maps, browser, contacts, threaded text message and many more for Android hand-held device users. It has received an enthusiastic welcome from mobile application developers/programmers all over the world.

What is Android - Android is a software stack for mobile devices that includes an operating system, middleware and key applications. The Android SDK provides the tools and APIs necessary to begin developing applications on the Android platform using the Java programming language.

What is Google Android - Google Android is not a PHONE itself. It is an open source (meaning anyone can edit the code) cellphone operating system based on Linux.

Advantages of Android platform:

- GSM, EDGE, CDMA, Bluetooth, Wi-Fi, EV-DO and UMTS technologies to send/receive data across mobile networks.

- Comprehensive libraries for 2D and 3D graphics.

- A wide range of libraries for image, audio and video files.

- Features of Video camera, Touchscreen, GPS, accelerometer and magnetometer.

- Interprocess communication (IPC) message passing.

- P2P using Google Talk.

- SQLite for data storage.

- Export and signing app for publishing

A fastest growing platform:

The use of Android-based smartphones is booming, with more than 50,000 Android appsbeing already developed. The Android mobile phone market is growing at an impressive rate of 32 per cent every month, with new handsets being released all the time. Industry experts believe the boom owes much to the popularity of the Motorola Droid, MotoBLUR, certain HTC models, and the open-source nature of the OS.