You use different lock screen with different pattern throughsecure your data or private or sensitive data. You wants totallydifferent lock screen.

Door Lock Screen application through you gets totally new stylelock screen just you touch the door handle and open lock screen oradd password and open your lock.

Any time you change this password easily. Also you changedifferent door background for your lock screen.

You also on or off your lock screen also on off your lock screensound.