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Best N-able Mail Assure Alternatives in 2026

Updated

20 apps from email security gateways ranked against N-able Mail Assure on the same published basis.

  1. 1
    Xeams Free plan apiLinuxMacself-hostedWeb $25/mo7.2
    N-able Mail Assure vs Xeams
  2. 2
    VM Backup Free plan apiLinuxself-hostedWin Free7.1
    N-able Mail Assure vs VM Backup
  3. 3
    Rspamd Free plan LinuxMacself-hosted £100/mo6.9
    N-able Mail Assure vs Rspamd
  4. 4
    Check Point Harmony SASE Free trial AndroidiOSLinuxMacWeb 6.8
    N-able Mail Assure vs Check Point Harmony SASE
  5. 5
    Mailprotector Free plan apiWeb Free6.8
    N-able Mail Assure vs Mailprotector
  6. 6
    Hermes Secure Email Gateway Free plan Linuxself-hosted $62.50/mo6.7
    N-able Mail Assure vs Hermes Secure Email Gateway
  7. 7
    MailScanner Free plan Linuxself-hosted Free6.6
    N-able Mail Assure vs MailScanner
  8. 8
    Mimecast Data Leak Prevention Web 6.4
    N-able Mail Assure vs Mimecast Data Leak Prevention
  9. 9
    Proxmox Backup Server LinuxWeb €46.67/mo6.3
    N-able Mail Assure vs Proxmox Backup Server
  10. 10
    Sophos Secure Message Free trial Web 6.3
    N-able Mail Assure vs Sophos Secure Message
  11. 11
    Abnormal Email Security apiWeb 6.2
    N-able Mail Assure vs Abnormal Email Security
  12. 12
    IRONSCALES Email Protect Free trial AndroidapiiOSWeb 6.2
    N-able Mail Assure vs IRONSCALES Email Protect
  13. 13
    Fortra Data Security Posture Management apiself-hostedWeb 6.0
    N-able Mail Assure vs Fortra Data Security Posture Management
  14. 14
    LevelBlue AppDetectivePRO Free trial self-hostedWebWin 6.0
    N-able Mail Assure vs LevelBlue AppDetectivePRO
  15. 15
    SpamHero Business Email Security Free trial apiWeb $5/mo6.0
    N-able Mail Assure vs SpamHero Business Email Security
  16. 16
    SpamTitan Gateway Free trial self-hostedWeb 6.0
    N-able Mail Assure vs SpamTitan Gateway
  17. 17
    Symantec IT Management Suite LinuxMacWin 6.0
    N-able Mail Assure vs Symantec IT Management Suite
  18. 18
    Darktrace / EMAIL apiWeb 5.9
    N-able Mail Assure vs Darktrace / EMAIL
  19. 19
    Libraesva Email Security Free trial self-hostedWeb 5.9
    N-able Mail Assure vs Libraesva Email Security
  20. 20
    Sublime Security Web 5.9
    N-able Mail Assure vs Sublime Security

N-able Mail Assure alternatives compared

#AppScoreFree planFromRuns on
1Xeams7.2Free plan$25/moAPI, Linux, Mac, self-hosted, Web, Windows
2VM Backup7.1Free planFreeAPI, Linux, self-hosted, Windows
3Rspamd6.9Free plan£100/moLinux, Mac, self-hosted
4Check Point Harmony SASE6.8No—Android, iOS, Linux, Mac, Web, Windows
5Mailprotector6.8Free planFreeAPI, Web
6Hermes Secure Email Gateway6.7Free plan$62.50/moLinux, self-hosted
7MailScanner6.6Free planFreeLinux, self-hosted
8Mimecast Data Leak Prevention6.4No—Web
9Proxmox Backup Server6.3No€46.67/moLinux, Web
10Sophos Secure Message6.3No—Web
11Abnormal Email Security6.2No—API, Web
12IRONSCALES Email Protect6.2No—Android, API, iOS, Web
13Fortra Data Security Posture Management6.0No—API, self-hosted, Web
14LevelBlue AppDetectivePRO6.0No—self-hosted, Web, Windows
15SpamHero Business Email Security6.0No$5/moAPI, Web
16SpamTitan Gateway6.0No—self-hosted, Web
17Symantec IT Management Suite6.0No—Linux, Mac, Windows
18Darktrace / EMAIL5.9No—API, Web
19Libraesva Email Security5.9No—self-hosted, Web
20Sublime Security5.9No—Web
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Questions about N-able Mail Assure alternatives

What is the best alternative to N-able Mail Assure?

Xeams, number 1 in email security gateways with a score of 7.2 out of 10. The others here: VM Backup, Rspamd, Check Point Harmony SASE and 16 more.

What is the best free alternative to N-able Mail Assure?

Xeams is the best-ranked alternative with a free plan. 6 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: documentation depth, a free tier and the platforms it runs on.