Skype is the next phenomenon from the people who brought you KaZaA. Just like KaZaA, this uses P2P (peer-to-peer) technology to connect you to other users not to share files this time, but to talk for free with your friends. The technology is extremely advanced - but super simple to use. Youll be making perfect quality free phone calls to your friends in no timε. New version offers free video calling.