More after the break...

Android 4.5 preview

Android 4.5

UPDATED 17/04/14: A leaked Google+ app design shows off plenty of red. But is it too much?
iOS 8 preview

iOS 8

UPDATED 17/04/14: Shazam's music recognition powers could be baked into iOS 8
LG G3 preview

LG G3

Updated 17/04/14: The G3 could arrive in both 1080p and 2K screen flavours, with a gold body to boot