In Pictures: iOS 7 tips and tricks you need to lea...
Restrict apps from using cell data
Data plans aren't cheap, so if you're looking for ways to stay under your quota, limiting which apps can transmit data via your cellular connection is a smart move.
To access this setting, simply go to Settings > Cellular. Scroll down a bit and you'll see that you have the option to toggle on and off which apps can use your valuable data plan.
In Pictures: iOS 7 tips and tricks you need to learn