jLockscreen is a new lock screen with beautiful and the most simple interface that can be made. The transparent background of jLockscreen allows you to check for updates to the running applications.

Installation:
1.Download and open jLockscreen
2.Turn off default lock screen (Settings-> Security-> Screen lock-> none)

Disabling jLockscreen without deleting it:
1.Pull the pencil in the lower right corner of the screen
2.Click on the big green button

Screenshots: