This morning I've been playing with the prerelease version of Fring's talk software for the iPhone. It enables users to place VoIP calls in place of their plan minutes, giving people a cheap international calling alternative to their carrier's expensive per-minute charges. The one caveat (besides the need for a "jailbroken" handset) is that it requires the thick river of data only available over Wi-Fi, which means you won't be able to make or receive VoIP calls without being in range of a hotspot.
Besides VoIP, the app excels in instant messaging. You can … Read more