Yahoo! Messenger - Instant messaging allows you to quickly exchange messages with your online friends. Unlike e-mail, instant messages appear as soon they`re sent. By downloading the Yahoo! Messenger application to your computer, you can send instant messages to other people from around the globe, send them files or have a voice conference.

Other features include voice chat, file transfer, mail and stock quote alerts, sports scores, news, and much more.

Photo Sharing - Drag-and-drop photos into your IM windows and talk about them like you're there.

LAUNCHcast Radio- Make your own radio station and listen to music you like!

Yahoo! Games - Challenge your friends to classic Yahoo! Games in the IM window.

IMVironments - Use interactive themed backgrounds in your IMs.

Find, Add, Share Friends - Easily get connected with the people who matter most.

Yahoo! Search - Search from your IM window, and get results both you and your friend can see.

File Transfer - Drag-and-drop files for real-time sharing and instant notification that they've been received.

Address Book - Synchronize all your contact information.

Stealth Settings - Make yourself appear online to some and offline to others.

Audibles - Let these animated characters say it out loud for you!

Emoticons - Express your feelings with these animated smiling faces.

Yahoo! Avatars - Represent yourself with a stylized graphical image.

Display Images - Select an image to represent yourself to your friends.

Skins - Select new visual designs or disable them altogether.

Voice - Make free worldwide PC-to-PC calls and enjoy great sound quality and voice mail.

Take Yahoo! with You - Stay connected to Yahoo! Messenger on your mobile phone.

Webcam - Share live video with friends and family around the world.

Conference - Exchange text messages with multiple people in one IM.