We have many free messaging and calling services out there. Viber is one of them which lets us to send a free message or make a free call to other Viber users. Recently, Viber has launched their desktop versions for Windows and Mac.With these desktop versions you can sync your contacts in your mobile devices to PC. Make HD Video calls, send free messages or make free voice calls to other viber users. It doesn't require other account for using your desktop version. Simply login with your present ID.
You can download Viber for your mobile devices or desktop by visiting Viber.com.
[Source: NDTV]
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