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Head-to-head · Anti-spam Software

SpamTitan Gateway vs MX Guarddog

  • Updated Sep 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score SpamTitan Gateway #4 in Anti-spam Software 7.7/10 From $1.95/user/mo (annual) ✓ 0 of 5 features Visit TitanHQ
MX Guarddog #6 in Anti-spam Software 7.0/10 Free plan · paid from $0.25/mo · 30-day trial Free plan✓ 1 of 5 features Visit MX Guarddog

SpamTitan Gateway leads on 0 checks, MX Guarddog on 2, and 0 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreSpamTitan Gateway · 7.7/10
  • Free planonly MX Guarddog
  • Most featuresMX Guarddog · 1 of 5

SpamTitan Gateway scores higher on our rubric for anti-spam software: 7.7 against 7.0 out of 10; our editors rank them #4 and #6.

MX Guarddog offers free plan; SpamTitan Gateway doesn't. MX Guarddog offers malware scanning; SpamTitan Gateway doesn't publish it.

SpamTitan Gateway is the better fit for businesses needing gateway filtering with sandboxing. MX Guarddog is the better fit for small teams with their own email servers.

  • SpamTitan Gateway fits best

    Businesses needing gateway filtering with sandboxing

  • MX Guarddog fits best

    Small teams with their own email servers

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature SpamTitan Gateway 7.7/10 Visit ↗ MX Guarddog 7.0/10 Visit ↗
At a glance
Editor score 7.7 7.0
Ranking #4 in Anti-spam Software #6 in Anti-spam Software
Best for Businesses needing gateway filtering with sandboxing Small teams with their own email servers
Pricing model Paid Free plan + paid
Starting price Not published $0.25/mo
Free plan — ✓ (best)
Free trial — —
Deployment Cloud, Self-hosted Cloud
Platforms Web Web
Integrations 4 integrations 3 integrations
Features SpamTitan Gateway 0/5 · MX Guarddog 1/5
Phishing protection Not published Not published
Malware scanning Not published ✓ (best)
Quarantine controls Not published Not published
API access Not published Not published
Email continuity Not published Not published
Specs
Deployment Not published Not published
Users included Not published Not published
Our review
Pros
  • Multilayer spam analysis with SPF, SURBL, RBL, and Bayesian checks
  • Dual antivirus engines plus sandboxing for suspicious attachments
  • Outbound scanning, clustering, and Microsoft 365 and Google Workspace support
  • Filters spam, phishing, malware and viruses before forwarding clean mail
  • Includes quarantine review and message release for users and administrators
  • Synchronizes accounts with Windows AD, LDAP and cPanel
Cons
  • No free plan; SpamTitan Gateway is a paid product
  • Published pricing is indicative and varies by mailbox and deployment choices
  • Gateway and provider features may exceed the needs of basic mailbox filtering
  • Does not support consumer Gmail or Hotmail accounts
  • Requires DNS mail routing through its cloud gateway
  • Free access requires visible website text links to earn tokens
Our verdict

SpamTitan Gateway is an email security appliance for businesses, IT administrators, internet service providers, and managed service providers. It filters inbound and outbound mail through multilayer spam analysis, dual antivirus engines,…

Read the review →

MX Guarddog is a hosted email security service for organizations, individuals and domain owners using their own email servers. Incoming mail is routed through its data centers for spam, phishing, malware and virus scanning; clean messages…

Read the review →
  1. SpamTitan GatewayAnti-spam Software 7.7From $1.95/user/mo (annual)
  2. MX GuarddogAnti-spam Software 7.0Free plan · paid from $0.25/mo · 30-day trial

Strengths and trade-offs

  • SpamTitan Gateway — where it wins

    • Multilayer spam analysis with SPF, SURBL, RBL, and Bayesian checks
    • Dual antivirus engines plus sandboxing for suspicious attachments
    • Outbound scanning, clustering, and Microsoft 365 and Google Workspace support

    Where it doesn't

    • No free plan; SpamTitan Gateway is a paid product
    • Published pricing is indicative and varies by mailbox and deployment choices
    • Gateway and provider features may exceed the needs of basic mailbox filtering
  • MX Guarddog — where it wins

    • Filters spam, phishing, malware and viruses before forwarding clean mail
    • Includes quarantine review and message release for users and administrators
    • Synchronizes accounts with Windows AD, LDAP and cPanel

    Where it doesn't

    • Does not support consumer Gmail or Hotmail accounts
    • Requires DNS mail routing through its cloud gateway
    • Free access requires visible website text links to earn tokens
  • SpamTitan Gateway7.7/10 · From $1.95/user/mo (annual)

    A gateway filter combining multilayer spam checks, sandboxing, and outbound scanning.

    Visit TitanHQFull verdict →
  • MX Guarddog7.0/10 · Free plan · paid from $0.25/mo · 30-day trial

    An affordable cloud gateway for filtering mail on your own domain and server.

    Visit MX GuarddogFull verdict →

More comparisons

Guides on anti-spam software

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update