Windows Live Messenger is Microsoft's instant-messaging service.
Windows Live Messenger is Microsoft's instant-messaging service. Once called MSN Messenger, Windows Live Messenger is a chat client that also works with Yahoo's IM protocol. Users can text and video chat, as well as make calls to regular telephones. It's also got a shared file storage system that lets users swap and store files.
Windows Live Messenger is available on several different platforms including mobile phones. Recently it's even been integrated into Microsoft's gaming console, the Xbox 360. All versions require users to sign up with Microsoft's LiveID identification system.
Web site: Messenger.live.com
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