What's the best anti-spam addon for Outlook?

Question

Not Outlook Express, the Outlook from Office.

Please describe your choice and give a url thanks.

Answer 1

If you want a free one follow the link.
http://www.freedownloadscenter.com/Best/free-anti-spam.html

If You are looking for a other one try

http://www.spambutcher.com/

Answer 2

You can use the built in Junk email that comes with Microsoft Outlook. While in Outlook hit the F1 key and type in junk email and click search. There it will have topics for filtering junk and adult emails.