Microsoft is releasing a beta version of Skype for Windows Phone today, with a full release due in April. Skype for Windows Phone beta allows users to make audio and video calls to Skype contacts over 3G, 4G, and WiFi. Skype users can also make calls to landlines and mobiles with the application. Microsoft has certified a number of devices for Skype Windows Phone, including the Nokia Lumia 710, Lumia 800, HTC TITAN, HTC Radar , Samsung Focus S, and Samsung Focus Flash, providing the "best performance" on these particular handsets.

The Skype Windows Phone beta builds on Microsoft's new user interface, utilizing the best parts of Metro style. Although the application is beta, Skype is promising to enhance it in future. "This is only the beginning for Skype for Windows Phone," said Skype's Rick Osterloh. "It's just going to get better and better."