How to configure iSoftPhone to use your SIP provider?
It is easy! Just click on your provider's name in the list below and we will guide you step by step through all the configuration.

SIPphone Free World Dialup CALLCentric nplusone ARCOR Plug & Tel PURtel T-online BroadVoice sipcall Fono SIP Abbeyphone neil howard the Voip Buster

Gizmo Project sipgate 1&1 Vonage onephone Packet8 VoIP-Express GSMVOIP.NET freenet STRATO Free SIP ViaTalk engin

SIPphone Gizmo Project Fono SIP CALLCentric Abbeyphone

Free World Dialup Vonage Packet8 BroadVoice ViaTalk

ARCOR T-online STRATO 1&1 the Voip Buster

sipgate sipcall PURtel freenet

Plug & Tel the Voip Buster

Free SIP

onephone

sipcall

nplusone

the Voip Buster

the Voip Buster

engin

GSMVOIP.NET

Vonage

sipcall

VoIP-Express the Voip Buster

neil howard

Fono SIP

Fono SIP

the Voip Buster

If you cannot find your provider in the list just drop us a line at mac_support@xdsnet.de and we will try to help you.