SIPphone.com Project Gizmo, launched earlier this month, is a SIP based PC-to-PC VoIP application with a basic feature set similar to Skype. There are Gizmo CallIn and CallOut features, which connect the application to calls coming from and going to the PSTN, as well as Gizmo-to-Gizmo calls. As a SIP-based application, though, Gizmo also lets users call other SIP-based applications.
Skype isn’t scared, but should they be? What I’ve seen of Gizmo so far looks awesome, and the overall feel is better than Skype. Read more at Wi-Fi Planet. Source: digg