Xfire announced today it recently crossed five million registered users and supports 630 of the most popular PC games worldwide. Xfire's goal is giving the community a quick and easy destination for finding their friends online to play their favorite games. Xfire is a division of Viacom's MTV Networks. Xfire is a free game matchmaking product that is supported by advertising. It provides services to gamers that enrich their online game playing experiences including friend tracking, a one-click option to join friends' games, a server browser; in-game messaging, peer-to-peer file downloading, automated player profiles and voice chat. Find out more by checking www.xfire.com