A lock screen app has abstract tiles effect, exactly the sameasNote4, bring you a galaxy experience. Also you can setcamerashortcut to access camera easily, setup your personal text,addapplication shortcuts. PS: 1. Click settings icon on right oftoolbar to enter theme settings. 2. Launch X Locker, you canchangewallpaper, setup security lock, and more. This is a theme ofXLocker, need install X Locker to run this theme.