fring, the VoIP and instant messaging aggregator software, has now received approval from Apple and is available to download from the App Store for the iPhone and iPod Touch. A previous beta version, which required a jailbroken iPhone to work, proved extremely popular. Now anyone can get hold of the app that allows them to instant message their contacts on Skype, MSN, Google Talk, ICQ, Twitter, Yahoo! and AIM, as well as make cheap calls via a Wi-Fi connection. Finally, it's possible to keep in contact with everyone when away from the desktop environment, and all from the single application...