Lock Screen is an app for replacing the built-in security lock screens of a mobile device. The software is equipped with an extensive list of options, including a numerical pin lock, vibration features, sound settings, various unlocking animations, a selection of colorful themes, the ability to use a 24-hour clock on the lock screen, time-out settings for failed unlocks and the ability to preview all settings before confirming. Unlocking animations include shake, fade, zoom, shrink, jelly, left to right, right to left, top to bottom, bottom to top, clockwise or counterclockwise. Built-in themes include calming nature scenes, like an ice berg, flowers, oceanic creatures, beautiful mountains and stunning hot air balloons.

The software is a product of Leopard V7 and requires Android operating system version 3.2 or greater. It currently only supports the English language and has a light file size of only 2.61 megabytes. The app is free to download.