HEATKEYS

Free pc-to-pc, cheap pc-to-phone, pc-to-fax, phone-to-pc calls over Internet, LAN or ISDN/PSTN telephone networks. Use your PC as internet telephone, ISDN phone, USB phone, USB handset, answer phone, fax and voicemail for pc-pc, pc-phone, pc-fax, pho...

AsteriskWin32 - Open source PBX and VoIP for Windows.

Voice Changer for VOIP,Voice Changer for VOIP. AV Voice Changer Software,Change your voice over IP and PC to phone in real time with "quick" nickvoices. Fake Voice - Voice Changer,Changes voice to ..

IVR software for quickly implementing an IVR system into your business.

Phoner Windows 7 Download - Phoner is a free softphone for ISDN and VoIP telephony. An answering machine and Text-To-Speech support complete the large package.

Softsia.com: Directory of shareware, freeware and demo programs. Pad file enabled for developers.

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SourceForge.net. Fast, secure and free downloads from the largest Open Source applications and software directory

3CX FREE VOIP Phone for Windows, free download. Free VOIP Phone. Use your PC as a phone. Works with any SIP/ VOIP provider. 1 screenshot along with a virus/malware test and a free download link.

AlternativeTo let you find new PC (Windows, Linux), Mac, iPhone, Android, Web/Online software based on applications you already know instead of useless categories. We make each application into a category. (AlternativeTo is sometimes called alternati...