Opera Mail is a standalone email client that works with any POP3 or IMAP mail account, including Gmail, Yahoo! Mail, AOL Mail and others. It offers an easy to use and straightforward interface that displays all your email, even from multiple accounts, in a single Inbox view. In addition the the common email features, Opera Mail offers rules to organize your mail with custom labels, different mail view layouts to choose from, Inbox filtering and fast mail searches. Opera Mail comes with a self-learning spam filter that learns from email that you classify as spam and automatically filters similar messages in the future.Other features include support for web feeds and newsgroups and a built-in contact manager. If you want to switch to Opera Mail from a different email program, you can import your messages from Outlook Express, Netscape, Thunderbird, Eudora, as well as generic mbox files.Opera Mail works well for basic email needs but lacks some of the advanced features found in other email clients.