Windows Live Messenger (formerly MSN Messenger) 8.1.0178 Final

Ta da! It’s the next-generation MSN Messenger. Along with everything you already love about Messenger—your contact list, emoticons, instant access to your friends—there are brilliant new ways to connect and share your photos (and other stuff). As always, Windows Live Messenger is free to download Messenger and use most of its features.
Call their phones. Call their PCs.
Call your friends mobile or landline phones. Its affordable, both within the US and internationally. And calling someones PC is always free.
See them on the screen
Show and tell: Grab a webcam and start a video conversation within minutes.
Share stuff
Set up a Sharing Folder with a friend. Drop in photos and other stuff, as many as your computer can handle. See your Sharing Folder even when one of you is offline.
Now: Talk to your Yahoo! friends, too
The worlds largest IM network has just gotten bigger—and better. With Windows Live Messenger you can now connect with your Yahoo! IM contacts. Forget about using multiple accounts to talk to your friends—IM them all with Windows Live Messenger.
Main features:
- Talk to your Yahoo! friends, too
With Windows Live Messenger, you can now connect with your Yahoo! friends. Forget about using multiple accounts to talk to your friends. You can do it all directly from Windows Live Messenger. The worlds largest IM network has just gotten bigger—and better.
- PC-to-PC Calling
Speak your mind: Have a high-quality voice conversation using PC-to-PC Calling. Free.
- Even better video conversations
Those old science fiction movies with TV phones? Thats what the new Messenger will give you, only better: live, full-screen (640x480) video.
- Sharing Folders
Drag a file onto a contact’s name. You’ve just created a Sharing Folder. Now you and your contact can get to all the files in the folder any time, even if one of you is offline.
- Text message their phones
See a little mobile icon next to a friends name? Just right click to send a text message.
- Your two-way, super-powered address book
With Windows Live Contacts, whenever your contacts update their information, it will also be changed in your Messenger address book. Instantly. (Your Windows Live Mail address book will be updated, too.)
- Windows Live Alerts
Headlines, sports scores, traffic, or just about anything else you want to keep up with—get pop-up notifications of things as they happen.