Apache SpamAssassin vs MX Guarddog
| Apache SpamAssassin | MX Guarddog | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | Yes |
| Paid from | Free | $0.25/mo |
| Open source | No | No |
| Platforms | api, Linux, self-hosted | Web |
| Phishing detection | Yes | Yes |
| Malware scanning | Yes | Yes |
| Attachment scanning | Yes | — |
| Supported mail platforms | procmail, sendmail, Postfix, qmail | Standard SMTP email servers for owned domains; not consumer Gmail or Hotmail accounts |
| Deployment type | self_hosted | cloud_gateway |
| Free plan | — | Yes |
| Quarantine access | — | user_and_admin |
| Quarantine retention | — | 7 days |
Both are listed in Best Email Anti-Spam Software. On Inferse, Apache SpamAssassin scores higher on our published basis.