Fring

Fring is a free mobile application that lets users communicate with friends on popular networks over their mobile phone’s internet connection (IM + voice + video).

fring- make FREE Mobile calls, video calls &live chat to other fringsters, GTalk, AIM, Facebook, Yahoo and others.

Does anyone know if there is a linux version for PC (not only mobile)? OR
Does anyone know if there is a plugin for Pidgin?

Thank you