AppLock is the best video and photo vault, privacy guard, and security lock for your Android phone. With this application, you can keep your photos and videos safe from prying eyes and nosy friends. The application is simple and intuitive to use, so even if you have never used a photo or video vault before, you will be able to create one with just a few taps.

Once you have created your vault, you can then add the apps you want to lock. To do this, simply go to the app's menu and tap the "Enable App Lock" option. You will then be asked to enter the password you want to use to lock the app.