EClean 1.4.2
EClean can be used in defense against spam and UCEs by anyone with a POP E-mail account. EClean helps you to avoid unsolicited E-mail messages by hiding your mailto: links through encoding, plus as a pre-mail client using powerful self-maintaining whitelists it authenticates and quarantines legitimate E-mail, giving you the option of deleting UCEs before they get in your in-box. Options include challenge response, scheduling... 21 day free trial!

CoffeeCup Spam Blocker 4.1
Spam Blocker works with any POP3 email account. It checks your HTML and Text email and removes spam right from the mail server so you never see it in your regular inbox. Then you can review the suspicious emails in Spam Blocker and choose to keep them or delete them forever. You can even send 'Bounce Back' messages to the spammers telling them that your email address does not exist so they remove you from their lists!

Flystrike Spam Interrogator 2.4.0.63
Flystrike Spam Interrogator allows the user to test e-mail messages before fully downloading them from the POP server. A Score based on an Inventory of tests helps the user identify unsolicited messages for remote deletion. Messages containing abusive or illegal content can be relayed to the appropriate authorities with a set of automatically extracted headers. The user can trace the origin of messages; and ban them according to URL hyperlinks.

Letterman Spam Control Pro 3.5.281
A spam filtration software catering for the needs of the worldwide Chinese, which can correctly distinguish emails in English, Japanese, Korean, Traditional Chinese and Simplified Chinese, and even can intercept hostile link from advertisement service provider.

Letterman Spam Control Std 3.5.281
A spam filtration software catering for the needs of the worldwide Chinese, which can correctly distinguish emails in English, Japanese, Korean, Traditional Chinese and Simplified Chinese, and even can intercept hostile link from advertisement service provider.

Webroot Spam Shredder 1.9
Halt spam in its tracks! Webroot Spam Shredder filters undesired email advertising to save you time and hard drive resources. It auto-configures Outlook, Outlook Express and Eudora accounts for immediate spam relief. The smart learning engine studies your decisions to keep or delete spam to more effectively sort future email. Whitelist and Blacklist features let you identify email that should be immediately delivered or instantly deleted.

Spam Reader 2.5
Spam Reader is an MS Outlook plugin that extends Outlook functionality with a Bayesian spam filter. There is no need to run an external program. Spam Reader fully integrates into MS Outlook. Spam Reader analyzes each message when you receive it and puts it in the Spam folder if needed. SpamReader does not break existing Outlook filtering rules. The Bayesian spam filter is self-trainable. You can also tune it up for better accuracy.

xTerminator 5
Block spam and most of worms before they even reach your mailbox. You'll be able to delete unwanted messages directly from the server thus saving valuable time and bandwidth. With xTerminator you can check e-mail while it's still on server, automatically filter unwanted messages, manually check messages before deletion (optionally), save bandwidth, lessen the chance of virus infection, Clean multiple accounts, create custom filters and more.