The free Fring for iPhone is a compelling VoIP caller and multinetwork chat app in one. Tap over to the add-ons section to talk to friends using Skype, SIP, and Windows Live Messenger (MSN), Google Talk, and ICQ's protocols. Like plugging a headset into the PC, Fring's app spells cheap calls to international contacts. Beware though, you'll need a strong Wi-Fi connection to make or receive VoIP calls.
In addition to stretching out your vocal chords, Fring can open conversations for the IM networks above, as well as for AIM and Yahoo. Signing into Twitter from Fring … Read more