Why Viber isn’t the biggest mobile voice-over-data (or VoIP, to those in the know) app among the growing iPhone populace is a mystery to us. Yes, you can use Skype and, chances are, a good deal of your mates will already use it. Your family, too. It’s the Facebook of VoIP, if you will.
More after the break...
says
Viber
Not widely used enough (yet) to be an everyday essential, Viber knows tricks that older dogs will do well to learn
Takes the hassle out of VOIP
Your friends probably don't use it. Yet