Using Voice over Internet Protocol (VoIP) calling applications on your mobile phone can save you money if you make a lot of international calls or travel out of the country often. iPhone users have several options when deciding what app to download.
Antratel brought to life a new technology - access to VOIP EXCHANGE. Now, Antratel customers have access to VOIP EXCHANGE and can choose personally right price and quality for calls termination from thousands offers of telecom companies!