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 ...

Setting a lock code on an app-by-app basis is a great way to add another level of security to your device. With App Lock, it's as easy as setting a PIN.

An app lock is a simple, effective security app. Use these to lock up apps you don't want others to see. Here are the best ones!

With Firefox's newest feature on Android, you can now lock your private tabs and ensure that your browsing remain private at all times.