Communication › Instant Messaging & VoIP

Free

Computer program to link to the FRITZ!

Ovolab Phlink shows you who's calling whenever the phone rings.

Bare bones Twitter client. It supports search and lists, user pages and the Conversation pages.

Easily access Twitter from your mac.

Tweetings is a Twitter client for Mac OS X with an extensive feature list including lists...

Note: TwitHaven is free to download and use...

Advanced softphone for Mac OS X providing voice and video in an attractive interface...

Free

Yes Life opens you to a world of possibilities, right at your fingertips.

Our intention is to present Camera Mirror as a very useful utility tool.

Free

Chatbox makes it easy to discuss or comment on files shared over Dropbox

State-of-the-art, easy-to-use multimedia SIP client.

Free

Call any videophone with this great desktop application.

Free

Quick way to share screenshots and files.

Free

SmartVoip - Make calls, cheap and easy from your computer.

Free

poivY offers a simple tool for OS X to make cheap phone calls.

Free

VoipGain provides you with the cheapest international calling rates available!

Free

Internetcalls -Free phone calls all around the world.

Free

12VoIP brings free and high-quality voice communications.

Free

It lets you make (free) voip calls direct from your iPhone.

Free

It is a tool for OS X to make cheap and free phone calls.

Free

FREE CALLS to regular phones over the internet on your mac osx

Free

With Faceless Internet Connection you can navigate on the Internet anonymously and access restricted websites...

Provide instant online assistance with an easy-in-use interface.

Free

Peer-to-peer Tor-based instant messenger for anonymous communication.