Free
Yahoo! Messenger
Yahoo Messenger: Instant messaging app from Yahoo
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Free
Yahoo Messenger: Instant messaging app from Yahoo
Free
Customizable, multi-network messenger client
Paid
Exchange encrypted instant messages and files over office LAN, business networks
Free
Multifunctional messenger with TV, radio and more
Trial version
Record your Skype conversations easily
Free
MySpaceIM: Free Instant Messaging for Windows
See who is calling based on your PC’s phonebook
Stay on Windows Live Messenger despite Skype migration
Test Skype's live translation tool
Experiment with All-in-One Voice Changer
A free powerful video conferencing application
Easy Feed Editor Overview
Multi-platform IM client
Enhance Your Messenger with MSNegg
VoMail: Free Windows Chat & Instant Messaging App
Funpidgin: Enhanced Instant Messaging Client
MSC Messenger: A New Instant Messaging Client
SkypeSync: Contact Synchronization Tool for Skype