The wait is almost over and iO7, the first version of the iPhone, iPad and iPod Touch operating system designed by Jony Ive, the brains behind the physical look and feel of all Apple devices, will be ready for download on Wednesday. However, there’s a catch. Even if your device is compatible, not all of its promised 200 new features will be available to everyone.
Quoted from What will iOS7 do for your iDevice? on ipad 3 features – Yahoo! News Search Results