The most publicized feature of Windows Phone 8 OS is the user interface, which allows more tiles to fit on the start screen. Users also have the flexibility to resize tiles to small, medium and large sizes. The tiles launch applications or can act as hubs under which common applications can be grouped. For example, a hub can show snippets of updated information such as Facebook feeds of social media updates.
A number of major phone vendors including Nokia, Apple, Motorola Mobility and LG have announced smartphones in the last few weeks.