Hello Friends allows you to decorate your lock screen with nice collages of your friends. It's a great addition for users that like to customize their phone as much as possible.The latest update (version 4.0) contains several new features:
You can pick up the app with a trial edition right here:http://www.windowsphone.com/s?appid=db23b3d5-02f7-49c8-9884-ec8218562630Enjoy your lock screen!
Supported videos include:
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