
Apache SpamAssassin
7.4#4 in email anti-spam softwareFree planFree planAPILinuxmacOSSelf-hosted
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| Fact | Apache SpamAssassin | Cleanmail |
|---|---|---|
| Deployment | The project wiki says SpamAssassin runs on a server and filters spam before it reaches the mailbox. | The maker offers SaaS, cloud, and on-premises deployment options. |
| Purpose | SpamAssassin classifies email and helps system administrators block unsolicited bulk email. | Cleanmail is a professional email security relay that filters business email for spam and other threats. |
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SpamAssassin suits system administrators who want to filter unsolicited email on a server and configure tests or rules. Its API and Perl modules also suit teams integrating filtering into supported mail systems.
Cleanmail is presented for companies, public and health organisations, and managed service providers. It may suit organisations seeking mail filtering, continuity access, and configurable deployment options.