You can find out which apps use the most mobile data by going to Settings > SIMs, then tapping your provider name. Select App Data Usage to see how much they used in the last month.

Android's location services also impact your battery life and data usage. Depending on what apps you use on your phone, they can take a toll on the overall performance of your Android phone.

Both Android and iPhone devices let you check data usage and which apps are the worst offenders so it's worth checking to see ...

Google Play services is responsible for a slew of features on Android devices, and there’s now a way to see how much data is being used.