Wengo 2.0 Beta (by OpenWengo)
Wengo is a single application to talk, chat and share for free with anyone.

Wengo 2.0 Beta (by OpenWengo)
Wengo is a single application to talk, chat and share for free with anyone.

Skype 2.0.0.6 (by Skype Technologies S.A.)
Skype is the next phenomenon from the people who brought you KaZaA.

Skype Spanish/English 1.5.0.75 (by caramelo)
Now Skype is multilingual.

Skype ES 1.0 (by caramelo)
Skype uses P2P (peer-to-peer) technology to connect you to other users to talk and chat with your friends.

Gizmo 2.0.0.161 (by SIPphone)
Gizmo is an Internet telephony application, designed to look like the popular iChat instant messaging application.

Virtual VideoPhone 1.1 (by yak.com)
Download the Virtual VideoPhone, install and start calling.

X-Lite 2.0 build 1106q (by Xten Networks, Inc)
X-Lite is a FREE premium SIP softphone with many PBX-like features.

iVisit 3.7.1 (by Tim Dorcey)
iVisit is a multi-party Internet video chat application that brings people together to enjoy face-to-face communication via their personal computers.

Portable X-Chat Aqua 0.15.2r.10 (by Carlo Gandolfi)
Portable X-Chat Aqua is the X-Chat Aqua IRC client packaged as portable application so you can carry around with you on any portable device, USB thumb drive, iPod, portable hard drive, memory card, other portable device (also on your internal hard disk) as long as it has 5 MB of free space and use o

SquidCam 1.6.1 (by SquidSoft)
SquidCam is a videoconferencing application is intended for use with internet connections (including modems!), enabling conversations among two or more people.

Skype 2.0.0.6 (by Skype Technologies S.A.)
Skype is the next phenomenon from the people who brought you KaZaA.

Ovolab Phlink 3.1 (by Ovolab)
Ovolab Phlink, combined with the Ovolab Telephone Adapter, can answer telephone calls and identify the caller using Caller ID and Apple's Address Book.

BluePhoneElite 1.1 (by Reel Intelligence)
BluePhoneElite extends the calling features of your cell phone to OS X with a simple yet powerful interface.

Send SMS 1.7 (by Alco Blom Software)
How do you send an SMS? Are you using the T9 input method? Are you also wondering why you are using these small keys with numbers on it to enter text while you have your Mac keyboard in front of you?
Then the Send SMS widget is for you.

Hold On 0.6 (by Wooden Brain Concepts)
HoldOn lets you use your build-in modem as a speaker phone to listen to the line while on Hold.