April 15 - 1:40pm EDT   fring on Tuesday today became the latest VoIP application to be made publicly available for Apple's iPhone. The fring beta software, which requires a "jailbroken" iPhone (the company uses "opened" as its euphemism), enables users to talk, chat and interact with other fring users and all of their online communities, using their iPhone’s WiFi connection. A light, sneak preview R&D version of the popular mobile VoIP application, developed in conjunction with the Holon Institute of Technology academic research labs in Israel, is now available for use on the iPhone. According to the company, the pre-release version is designed to gather feedback from users; the final version ... [full story]