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Linphone is an internet phone or Voice Over IP phone (VoIP). With linphone you can communicate freely with people over the internet, with voice, video, and text instant messaging. Linphone …

Telephone is a VoIP program which allows you to make phone calls over the internet. It can be used to call regular phones via any appropriate SIP provider, including Google …

Blink, a state of the art, easy to use SIP client. You can use it with any SIP provider or its own fully-featured SIP service. Voice over IP * HD …

Zoiper IAX & SIP multilanguage and multiplatform (Windows, Linux and Mac OS X) softphone is a VoIP soft client, meant to work with any IP-based communications systems and infrastructure. Zoiper …

Softphone for VoIP, CAPI und TAPI. This application enables voice connections to landline , cellular network and VoIP. Phoner can be used as softphone on stationary and mobilecomputer devices attached …

MicroSIP - это портативный программный телефон SIP на основе стека PJSIP, доступного для Microsoft Windows. Он обеспечивает высокое качество вызовов VoIP на основе открытого протокола SIP.

SIP Broker is a free service that provides unlimited VoIP calls to millions of people around the world. No signup is necessary. SIPBroker is a free open peering service. Unlke …

Allegedly "cheap" phone calls with Jumblo. WARNING: expect to have payments disappear with zero recourse and have "free" minutes widely unavailable like any other betamax clone scam.

commercial internet voice provider. JAJAH.Web: From the web, you can initiate a call with no headset, no download, no software installation required. Use any phone, start saving now! JAJAH.Mobile Web: …

VoipStunt is a free program that uses the latest technology to bring free and high-quality voice communications to people all over the world. When you use the free VoipStunt software, …