There are lots of industries where taking payments in the field are required. A new system for the iPhone that allows users to accept credit card payments on the device is now available from Square. The system has a card reader that plugs into the headphone socket.

The first Apple-approved app for live broadcasts is now available in the App Store. The App is called Knocking Live Video and it allows live broadcasts over a 3G network. The app can also connect to Facebook.

A new version of the Fring app is available that adds video calling. The catch is that the video calling is only one way thanks to the rear mounted camera. I guess you have to turn the phone around and talk into the camera for video calling to work.