According to an announcement from Fring, a maker of a VoIP client that can integrate several VoIP networks such as Skype, the client is now available for the iPhone. The mobile VoIP application has ...

Global IP Solutions AB (GIPS), an IP multimedia processing solutions provider, this week unveiled VoiceEngine Mobile, an SDK to enable developers to create VoIP-based applications for the iPhone.

As expected, Apple and AT&T have barred Vonage’s international calling app from VoIP over 3G/EDGE. When you’re out of Wi-Fi range, it instead redirects your call to local access numbers, where you’re ...

AT&T reversed course today, announcing that it would “take the steps necessary” so iPhone owners could run VoIP applications, presumably including Google Voice and Skype. Apple, meanwhile, said it ...

Although this isn’t the first VoIP solution for the iPhone (that belongs to either SoonR or that one videoconferencing winner), TruPhone seems to be the most elegant (in theory) VoIP app so far.

After years of hiding behind FaceTime, phone calls on the Mac are getting their own spotlight. Here's all you need to know ...

VoIP (Voice over Internet Protocol) is a system for transmitting voice calls over the internet, rather than a phone line.

With its newest software, Agito lets a cell phone user place a voice call as a VoIP data connection, over a 3G cellular network. The cost of cellular calls, especially those with international roaming ...

The just released "voice message" feature for Facebook's Messenger app lets you add audio to your text-based conversations — but if an additional testing phase of the app goes worldwide, it could let ...