Voice Lock Screen: Pin Pattern app - the modern way for phone lock! It is no longer necessary to lock and unlock phone using the standard lock screen password. Make use of a novel method to lock and unlock your smartphone using your voice, pattern, time password and PIN code. Let's protect phone and mobile device's data from intruders with this touch lock screen app. With this security lock app, you can lock phone using voice commands, setting it apart from other phones. This digital screen loc