Vopium is one of a group of apps that uses a Wi-Fi connection to make and receive phone calls and text messages. It is a good concept—the more one can avoid AT&T's spotty network, the better.
iPhone and iPad apps tagged "Google Talk."
Beejive IM 3.0 Shows Promise
Beejive IM 3.0 With Push has the potential to expand the iPhone's instant messaging capabilities. Despite a few bugs, it has some great features that IM power users should consider.
Beejive contains all major instant messaging applications: AIM, Google Talk, Facebook, Yahoo, ICQ, MSN, etc.
BeeJive, When IM Matters More than Anything Else
There's been a lot of buzz about Beejive's BeeJiveIM lately. That's easy to understand because BeeJiveIM with Push is a very capable IM app. It puts everything IM-ish under one roof, which other IM apps don't do quite as well.
Fring Could be the Ultimate Killer App.
Fring, the integrated IM client, launched today for the iPhone. Before getting into Fring specifics, pay attention to what happens at 46seconds on the above video. What is mentioned (an I have confirmed) is that if you hold down the sleep (top) button of Fring for a second and then release, the phone will power off, but you still will receive alert messages when pinged by a Fring IM client (such as AIM or Skype).