If you want to keep certain apps out of the reach of other people, you can lock or hide those apps on your Android phone. I’ll show you how to use your phone’s built-in features as well as ...

How to lock apps using the built-in app lock on your smartphone While Android currently doesn’t offer a native way to lock apps, several OEMs have baked an app lock feature into their custom skins.

We see our lock screens all the time. If you're getting bored with your lock screen, check out these lock screen apps.