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Best Hermes Secure Email Gateway Alternatives in 2026

Updated

20 tools from email security gateways ranked against Hermes Secure Email Gateway on the same published basis.

  1. 1
    Xeams Free plan apiLinuxMacself-hostedWeb $25/mo7.8
    Hermes Secure Email Gateway vs Xeams
  2. 2
    Check Point Harmony SASE Free trial AndroidiOSLinuxMacWeb 7.7
    Hermes Secure Email Gateway vs Check Point Harmony SASE
  3. 3
    VM Backup Free plan apiLinuxself-hostedWin Free7.6
    Hermes Secure Email Gateway vs VM Backup
  4. 5
    Rspamd Free plan LinuxMacself-hosted £100/mo7.0
    Hermes Secure Email Gateway vs Rspamd
  5. 6
    IRONSCALES Email Protect Free trial AndroidapiiOSWeb 6.9
    Hermes Secure Email Gateway vs IRONSCALES Email Protect
  6. 7
    Sophos Secure Message Free trial Web 6.9
    Hermes Secure Email Gateway vs Sophos Secure Message
  7. 8
    Mailprotector Free plan apiWeb Free6.8
    Hermes Secure Email Gateway vs Mailprotector
  8. 9
    LevelBlue AppDetectivePRO Free trial self-hostedWebWin 6.7
    Hermes Secure Email Gateway vs LevelBlue AppDetectivePRO
  9. 10
    Mimecast Data Leak Prevention Web 6.7
    Hermes Secure Email Gateway vs Mimecast Data Leak Prevention
  10. 11
    SpamHero Business Email Security Free trial apiWeb $5/mo6.7
    Hermes Secure Email Gateway vs SpamHero Business Email Security
  11. 12
    Libraesva Email Security Free trial self-hostedWeb 6.6
    Hermes Secure Email Gateway vs Libraesva Email Security
  12. 13
    Proxmox Backup Server LinuxWeb €46.67/mo6.6
    Hermes Secure Email Gateway vs Proxmox Backup Server
  13. 14
    SpamTitan Gateway Free trial self-hostedWeb 6.6
    Hermes Secure Email Gateway vs SpamTitan Gateway
  14. 15
    MailScanner Free plan Linuxself-hosted Free6.5
    Hermes Secure Email Gateway vs MailScanner
  15. 16
    Abnormal Email Security apiWeb 6.4
    Hermes Secure Email Gateway vs Abnormal Email Security
  16. 17
    Darktrace / EMAIL apiWeb 6.3
    Hermes Secure Email Gateway vs Darktrace / EMAIL
  17. 18
    Fortra Data Security Posture Management apiself-hostedWeb 6.2
    Hermes Secure Email Gateway vs Fortra Data Security Posture Management
  18. 19
    Symantec IT Management Suite LinuxMacWin 6.2
    Hermes Secure Email Gateway vs Symantec IT Management Suite
  19. 20
    Proxmox Mail Gateway LinuxWeb €15.83/mo6.1
    Hermes Secure Email Gateway vs Proxmox Mail Gateway
  20. 21
    Sublime Security Web 6.1
    Hermes Secure Email Gateway vs Sublime Security

Hermes Secure Email Gateway alternatives compared

#ToolScoreFree planFromRuns on
1Xeams7.8Free plan$25/moAPI, Linux, Mac, self-hosted, Web, Windows
2Check Point Harmony SASE7.7Android, iOS, Linux, Mac, Web, Windows
3VM Backup7.6Free planFreeAPI, Linux, self-hosted, Windows
5Rspamd7.0Free plan£100/moLinux, Mac, self-hosted
6IRONSCALES Email Protect6.9Android, API, iOS, Web
7Sophos Secure Message6.9Web
8Mailprotector6.8Free planFreeAPI, Web
9LevelBlue AppDetectivePRO6.7Noself-hosted, Web, Windows
10Mimecast Data Leak Prevention6.7Web
11SpamHero Business Email Security6.7No$5/moAPI, Web
12Libraesva Email Security6.6self-hosted, Web
13Proxmox Backup Server6.6€46.67/moLinux, Web
14SpamTitan Gateway6.6self-hosted, Web
15MailScanner6.5Free planFreeLinux, self-hosted
16Abnormal Email Security6.4API, Web
17Darktrace / EMAIL6.3API, Web
18Fortra Data Security Posture Management6.2API, self-hosted, Web
19Symantec IT Management Suite6.2Linux, Mac, Windows
20Proxmox Mail Gateway6.1No€15.83/moLinux, Web
21Sublime Security6.1Web
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Questions about Hermes Secure Email Gateway alternatives

What is the best alternative to Hermes Secure Email Gateway?

Xeams, number 1 in email security gateways with a score of 7.8 out of 10. The others here: Check Point Harmony SASE, VM Backup, Rspamd and 16 more.

What is the best free alternative to Hermes Secure Email Gateway?

Xeams is the best-ranked alternative with a free plan. 5 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.