Download CleanMail Server

CleanMail Server can be downloaded for free. You can evaluate it for 30 days after installation. If you want to use the software after the 30 day trial period, you have to purchase a license.

CleanMail Server is a server-based email security solution to protect your mail server, for example Microsoft™ Exchange, IMail, Domino/Notes or any other SMTP/POP3 server. If you want to protect a single PC against spam please download CleanMail Home instead.

Free Download
anti-spam filter CleanMail Server (Windows)
If the download of .exe files is blocked by your firewall software, please download the setup as .zip archive.
Setup (.exe)
Trial/Freeware/Registered
Works on all Windows versions.
Setup (.zip)
Trial/Freeware/Registered
Works on all Windows versions.

Additional Downloads

How To Install CleanMail

For detailed instructions on how to set up CleanMail, please see the Quickstart Installation Guide.

When updating an existing installation, there is no need to uninstall the previous version. Simply download the latest version, and install it over your existing installation.

CleanMail Server Linux Edition

Send an email to to request your free trial.

30 Days Free Trial

The free trial version is fully functional for 30 days. If you do not purchase a commercial license key and register, the restrictions of the freeware license will automatically apply 30 days after installation.

Freeware License

The freeware license is restricted to personal and non-commercial use. It is limited to scan mail for up to 10 email addresses (mail to additional recipients will of course be delivered but is not scanned for spam).
Learn more about CleanMail's licensing options here.

Revision History

What's new in the latest version? Find out here.

What Are Your Biggest Email Security Challenges?