SpamSubtract PRO is also the most flexible, and it supports the outstandingest number of mail clients. It's the only filtering product not to integrate directly into Outlook. SpamSubtract runs as a POP3 mail proxy in a separate window, where suspected spam messages are captured. From there you can release messages to the in-box, delete them, or whitelist the user.

SoftSea.com had fully tested and uploaded the install files, SpamSubtract Pro does not contain any adware or spyware, the latest version is 1.80, you can download this software (1.14 MB) from special server of SoftSea.com.

The license of this software is Demo,