This one is for Windows Phone. Themes for your lock screen. Looks nice.
Live Lock Screen BETA | Windows Phone Apps+Games Store (United States)
Live Lock Screen BETA | Windows Phone Apps+Games Store (United States)
Want to truly personalize your lock screen? Live lock screen lets you choose from 6 new lock screen layouts to add a distinctive touch to your Windows Phone. Each layout has a revamped design for the time, date, and notifications, as well as a unique unlock animation. You can also cycle through multiple background images throughout the day to keep your lock screen fresh—or just get the latest incredible image from Bing every morning.