Viber For Nokia Lumia 800

Viber is available for Android, iPhone, BlackBerry and now for Windows phone®. We are always introducing new features, platforms and possibilities. Viber is completely free with no advertising, and we value your privac.

http://www.windowsphone.com/en-gb/apps/f4631757-d1f6-4727-bd65-e6bc6c8e35da