Similar software:

• Cactus Spam Filter 2.11 — Cactus Spam Filter is a free spam blocker. It protects your inbox by learning to detect spam as it's being used. This spam stopper integrates with all e-mail clients that use POP3 such as MS Outlook, MS Outlook Express, Netscape, Opera and Mozilla.
• Mail UnKnown Anti-Spam 1.532 — Stop spam with Mail UnKnown. Mail UnKnown uses a Verify then Validate method giving you control of emails you receive. Emails are held until a sender is verified. Then you have the option to validate them as a sender you want to receive emails from.