Android Tablet is a tablet that uses the Android operating system. This operating system is open, it can be used for free and continue to be developed by Google. Android Tablets are growing to dominate the market. Other operating systems are:
iOS, tablet that uses the operating system only iPad. Because the operating system is owned by Apple.
Blackberry Tablet OS. Tablet-based operating systems rely on the system's fully touch to browse the menu. But the number of applications and games on the OS is still very limited.
Windows 7. Has a display and a user interface similar to the desktop version. To be able to use the operating system's hardware devices required high grade.