??? The Best App Lock downloaded more than 8 Million ???App Lock(Smart App Protector) is an App Locker or App Protector that will protect your installed applications using a password or pattern! App Lock also canlock screen brightness and lock screen rotation for any installed apps!? App Lock protects installed Apps using password(PIN or Words), pattern, or gesture? Locks screen brightness and Locks screen rotation? Locks incoming and outgoing calls? Features