Some useful small apps on iOS 9
if you have experienced it on ios 9, users will notice some interesting new features like siri smarter or new maps. however, just like the previous ios versions, apple also lurksWays to save 3G on iPhone
on ios 9 there are a number of new customizations that make consuming 3g on iphone be pushed faster. in the case of no use, you can turn them off, here are the features and modes