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.

Let’s start with a little geek speak: VOIP or voice over Internet Protocol is essentially the ability to make phone calls over the Internet. With services like Skype, as long as both parties are on ...

The creators of KaZaA, a wildly popular software program for sharing music online, have started a new software business -- one that lets users make free phone calls over the Internet. The software, ...