Morodo has announced the launch of MO-Call 2.0 for the iPhone 4. The mobile VoIP application offers cheap long distance calling rates and can be used to make calls over a WiFi network. The latest update adds a number of new features including a new user interface, additional payment options, and full account management. Users can now view call records, order history, and SMS delivery reports all from within the application. MO-Call is a free download in the Apple App Store.