When Viber first launched its free voice calling app for iPhone back in December 2010, I called it a rival to Skype’s iOS app. Today, we can really start referring to Viber as an overall, head-to-head ...

Viber is unveiling a handful of new features as the company looks to bolster its arsenal in the battle with other mobile messaging apps. Above: Viber Instant Video Messaging The first notable new ...

Making phone calls without incurring traditional phone charges has become increasingly popular, thanks to the rise of free calling apps that utilize Voice over Internet Protocol (VoIP) technology.