The Black Lock Screen app is a personalization option that lets you change the look of your lock screen with Black and White zippers, and custom animations.

The app offers you a customized experience, which you can enjoy by:

• Downloading the application and installing it.
• Choose your preferred animation speed.
• You can change the look of the lock screen with your favorite Black and White zipper design.
• You can add a personalized picture to the background of your lock screen.
• The application is compatible with Android 4.2 and above.