- Some of your apps can make phone calls
- Some can track your location
- Some can read your browsing history, contacts, SMS, photos, calendar
By default it is a take-it-or-leave-it situation, which means you can choose to install the app, providing all the permissions or simply not install it.
It seems like every app developer wants access to many of my phone!
However, managing these permissions when a user is possible, and there are apps that make it easier for you individually authorizes you to check an app.
Knowing how many apps with problematic permissions that you have installed:
First you can an app like Permission Explorer which allows you to install apps and permissions filter categories, giving you a lot more detail on the permissions granted to the app.
You can also try similar apps like App Permissions Permissions Observatory too. These apps will help you know if there are any apps with problematic permissions should be revoked or even removed completely.
Revoking App Permissions
Google released App Ops in Android 4.3, although it’s the function of Android 4.4.2, claiming it was released accidentally.
- Open the Google Play Store on your root Android device
- Search for App Ops
- Locate and tap Install
- Read the permissions listing, if acceptable, tap Accept
- Open App Ops
- Swipe to the right to go to the Messaging tab
- Scroll down and tap Facebook
- Within Facebook, touch the ON/OFF button for ‘Read and Modify contacts’ to place them OFF
That’s it! Now, Facebook no longer has the permission to read or edit your contacts.
In the same way you can go through every app on your device and, with full control, or disable any permission apps according to your wishes.
App Ops is available in Google Play Store and supports Android 5.0. It is also accessible on Android 4.3, 4.4.0 or 4.4.1 if your device is rooted.
If you upgrade your smartphone to Android 4.4.2, then the first to start a root authentication and necessary start your device.