NetCall for iOS
NetCall user guide NetCall (version iOS):
Install NetCall on your iPhone!
Install the NetCall application on your iPhone and have long-distance and international calls at SIPNET online rates at a fraction of what mobile operators charge you.
How to install NetCall
Choose a way to install the application:
Open AppStore in your iPhone and type NetCall in the Search bar to download the application.
NetCall appearance (common screenshots)