google voice

Visualize your voice as part of singing or speaking exercises.

SMS, Voice, Fax and Email Messaging Platform.

Fax Voip - virtual T38 Fax & Voice modem for SIP. Works with standart fax soft.

VoiceChatter is a free, cross-platform voice communication (chat) application.

Enables voice and text communication with other Skype users.

IM+ for Skype enables voice and text communication with other Skype users

Ventrilo is the next evolutionary step of Voice over IP (VoIP) group communications software.

Free voice calling between employees over the Internet with OfficeSIP Server

This program allows users to search the Web using a voice.

PeerMe supports Peer to Peer Voice, IM and File Transfer.