Not only can you make voice calls to conventional telephones for a fraction of what the traditional telephone companies charge, with some applications you can have free voice conversations between two computers running the same program. For example, if two Internet-connected computers have the Iconnecthere PC-Phone application installed, the software allows them to make PC to Phone calls as well as talk to each other online (PC to PC) without incurring any charges.

Attention Windows Users! Did you know that you probably have a little-known but terrific 'free' voice communications program already installed on your computer? It's called NetMeeting and you can click here to find out more.