This app also includes features for free that are locked behind paywalls on most other apps. This includes a notification bar icon, so you never need to open the app to check your data usage.

Taking control of your data has never been more crucial. The Google Play Store is packed with dozens of privacy apps that keep your data secure on your Android phone.

Certain apps can be real data hogs, and that can be true even when you're not using them. Here's how to set app data limits on your Android phone.