AIM is an advertising supported platform, meaning its users will often see ads displayed while using the client.
1. File-sharing, buddy lists, RSS feeds, the capability to send messages to users who are offline.
2. A universal address book, AIM pages, AIM bots, a customizable interface, AIM plug-ins.
3. It offers features such as photo and file sharing, audio/webcam chat and IM-to-cell phone integration.