Top rated in Instant messaging & VoIP
Send instant messages, share files, and hold video conferences.
iMessage lets you send messages to anyone on a Mac, or an iPhone, iPad, or iPod.
Do more than just IM with Yahoo! Messenger 10 1. Instant message with one...
Popular and, probably, the best instant messaging client for you Mac.
Awesome alternative for internet video and audio calls.
Handy application for chat and instant messaging.
Please note: to set up Telephone and make calls you need a valid account with a...
Communication app that lets you enjoy free messages and voice calls anytime.
Send messages, exchange files, and make voice and video calls.
Powerful and efficient instant messaging client.
iGlasses allows you to adjust and manipulate your webcam's video settings.
Tencent QQ is an instant messaging tool that lets users keep in touch with...
Entirely new way to take complete control of your interconnected...
XChat is an IRC chat program that allows you to join multiple IRC channels.
Integrated functionality for instant messaging, presence, conferencing and voice.
Send messages, have group chats, and share pictures using the Whatsapp services.
Freeware Mac OS X IRC client created by Steve Green.
Colloquy... Traditionally, chat clients on the Mac have been anything but...
Nimbuzz is everything you need to communicate for free. Here is what you...
Efficient instant messaging program.
A versatile instant messaging client for your AIM, ICQ and Facebook chats.
Nice Instant Messaging app for Facebook.
Mail.Ru Agent provides an ability to exchange instatnt messages between your...
The current version of the Tweetbot beta does not allow for any new users or...
Communicate with your friends personally and in group chats.