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Head-to-head · Secure Email Gateway Software

FortiMail Email Security vs MDaemon SecurityGateway

  • Updated Sep 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score FortiMail Email Security #4 in Secure Email Gateway Software 7.4/10 Pricing on request ✓ 0 of 5 features Visit Fortinet
MDaemon SecurityGateway #6 in Secure Email Gateway Software 7.1/10 From $0.20/user/mo · 30-day trial ✓ 4 of 5 features Visit MDaemon

FortiMail Email Security leads on 0 checks, MDaemon SecurityGateway on 4, and 1 is even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreFortiMail Email Security · 7.4/10
  • Most featuresMDaemon SecurityGateway · 4 of 5

FortiMail Email Security scores higher on our rubric for secure email gateway software: 7.4 against 7.1 out of 10; our editors rank them #4 and #6.

MDaemon SecurityGateway offers outbound dlp; FortiMail Email Security doesn't publish it. MDaemon SecurityGateway offers email encryption; FortiMail Email Security doesn't publish it. MDaemon SecurityGateway offers continuity spooling; FortiMail Email Security doesn't publish it. MDaemon SecurityGateway offers email archiving; FortiMail Email Security doesn't publish it.

FortiMail Email Security is the better fit for organizations needing hybrid email security controls. MDaemon SecurityGateway is the better fit for teams needing email filtering, continuity and archiving.

  • FortiMail Email Security fits best

    Organizations needing hybrid email security controls

  • MDaemon SecurityGateway fits best

    Teams needing email filtering, continuity and archiving

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. It never changes our verdict. How we rank.

Side by side

Feature FortiMail Email Security 7.4/10 Visit ↗ MDaemon SecurityGateway 7.1/10 Visit ↗
At a glance
Editor score 7.4 7.1
Ranking #4 in Secure Email Gateway Software #6 in Secure Email Gateway Software
Best for Organizations needing hybrid email security controls Teams needing email filtering, continuity and archiving
Pricing model Paid Paid
Starting price Not published $0.2/user/mo
Free plan Not published —
Free trial — —
Deployment Self-hosted Cloud, Self-hosted
Integrations 6 integrations 4 integrations
Features FortiMail Email Security 0/5 · MDaemon SecurityGateway 4/5
Malware sandboxing Not published Not published
Outbound DLP Not published ✓ (best)
Email encryption Not published ✓ (best)
Continuity spooling Not published ✓ (best)
Email archiving Not published ✓ (best)
Specs
Deployment Not published Hybrid
Our review
Pros
  • Filters inbound threats and outbound email, including impersonation and spoofing.
  • Adds sandbox analysis, data loss prevention, and email encryption.
  • Supports Microsoft 365, Google Workspace, and Fortinet Security Fabric integrations.
  • Filters inbound and outbound spam, phishing and malware
  • Adds outbound DLP, encryption and searchable archiving
  • Supports Microsoft 365, Exchange, Google Workspace and SMTP servers
Cons
  • Numeric pricing is not published; buyers need to contact sales.
  • Deployment options span appliances, virtual machines, and cloud services.
  • Its feature set may exceed the needs of teams seeking basic spam filtering.
  • Hosted pricing is tiered by user count
  • On-premises license pricing varies by user count
  • No sandboxing feature is specified
Our verdict

FortiMail Email Security is Fortinet’s email protection platform for organizations managing inbound and outbound threats across on-premises, cloud, or hybrid environments. It combines malware and spam protection with impersonation…

Read the review →

MDaemon SecurityGateway adds a protective layer around email for organizations using Microsoft 365, Microsoft Exchange, Google Workspace or other SMTP servers. It is aimed at teams that want inbound and outbound filtering alongside…

Read the review →
  1. FortiMail Email SecuritySecure Email Gateway Software 7.4Pricing on request
  2. MDaemon SecurityGatewaySecure Email Gateway Software 7.1From $0.20/user/mo · 30-day trial

Strengths and trade-offs

  • FortiMail Email Security — where it wins

    • Filters inbound threats and outbound email, including impersonation and spoofing.
    • Adds sandbox analysis, data loss prevention, and email encryption.
    • Supports Microsoft 365, Google Workspace, and Fortinet Security Fabric integrations.

    Where it doesn't

    • Numeric pricing is not published; buyers need to contact sales.
    • Deployment options span appliances, virtual machines, and cloud services.
    • Its feature set may exceed the needs of teams seeking basic spam filtering.
  • MDaemon SecurityGateway — where it wins

    • Filters inbound and outbound spam, phishing and malware
    • Adds outbound DLP, encryption and searchable archiving
    • Supports Microsoft 365, Exchange, Google Workspace and SMTP servers

    Where it doesn't

    • Hosted pricing is tiered by user count
    • On-premises license pricing varies by user count
    • No sandboxing feature is specified
  • FortiMail Email Security7.4/10 · Pricing on request

    Hybrid email security with inbound and outbound controls, sandboxing, DLP, and encryption.

    Visit FortinetFull verdict →
  • MDaemon SecurityGateway7.1/10 · From $0.20/user/mo · 30-day trial

    A gateway for filtering threats and protecting email flow across hosted or self-hosted setups.

    Visit MDaemonFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update