Install "IconBundles" first.
Flat and beautiful theme for all iDevices running iOS 7.
It also supports the iPhone 5S as well as 5, 4S, 4 and iPod Touch 5th generation.
It also supports iOS 4, 5, 6 and 7.1!
120+ icons and I will accept icon requests...just email me or ask me on Twitter.
Screenshots below!