Viber, a messaging and VoIP platform, has launched on Windows 8. On top of Instant Messaging with the new sticker market launched last month, there's also voice calling with the new Viber Out where you can make cheap calls on mobile and landlines on top of free calls to Viber users.
Designed from the ground-up for the Windows 8 platform, the latest version of the app for desktops and tablets includes Windows 8 only features. Besides live tiles and lock screen notifications, Viber for Windows 8 also features:-
The newest version of Viber can be downloaded here.