Apple [AAPL], on Wednesday opened up VoIP capabilities over 3G networks in their latest SDK. Immediately after launched the iCall application was modified to allow for 3G VoIP calls to be made. Next on the list is Fring who have now modified their VoIP app to be 3G-friendly.
Before Wednesday 27th January 2010 restrictions on the iPhone only allowed VoIP calls to be made over wireless networks meaning that to get cheaper or free calls you had to be in an accessible wireless hotspot. These limitations are now gone. [Read more…]