Gizmo5

Formerly known as the Gizmo Project, Gizmo5 is a free Internet phone for your computer that makes calling as easy as Instant Messaging. Using best-of-breed audio codecs such as GIPS and employing media relays around the world to route calls through the most efficient path, Gizmo Project will give you crystal-clear voice quality. Gizmo Project provides the lowest possible per minute International calling rates and active Gizmo Project users may qualify for the All Calls Free calling plan.