AppLock is the most popular app to lock any application. Lock system or downloaded apps and protect your privacy. You can lock apps with password, pattern or even with fingerprint. You can hide your personal pictures and videos from friends and family in a built-in vault. It has simple and user-friendly interface. Change theme of this app and customize different settings. Customize background and change the look of app lock screen. It has time lock feature for automatic lock. You can even hide the icon of this app so that no one can see this app.
