http://messenger.msn.com
Windows Live Messenger is a full-featured Instant Message platform that gives you all the capabilities of text messaging, voice and video chat, as well as a system of chat rooms and member forums. Windows Live Messenger Service will also notify you when you have new e-mail in your Hotmail account and allows you to access your inbox with the click of a button.
Features include:
- Person-to-person text messaging
- Audio chat (PC-to-PC calls)
- Video conferencing
- File transfer and sharing
- Chat room messaging
- E-mail facilities
- SMS
- Gaming
- Status options such as Online, Offline, Busy, Be Right Back, Away
- Create a list of blocked or allowed senders
- Option to show a personal message under your display name
- Allows messages to be enlivened with graphical emoticons, flash animations (called winks) animated display pictures and styled text
- Requires approval to add a new contact into the contacts list
- Web-based version available (has limited features, but does not require any software to be installed).
Windows Live Messenger is compatible with Yahoo! Messenger, allowing users of either service to chat to each other.