Mimecast Email Security vs MDaemon SecurityGateway

Mimecast Email Security8.8Visit MSMDaemon SecurityGateway7.1Visit

Higher score Mimecast Email Security #1 in Secure Email Gateway Software 8.8/10 Pricing on request · 30-day trial ✓ 0 of 5 features Visit Mimecast

vs

MS 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

• Mimecast Email Security fits best

  Teams needing mature cloud email security

• MDaemon SecurityGateway fits best

  Teams needing email filtering, continuity and archiving

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Side by side

Feature	Mimecast Email Security 8.8/10 Visit ↗	MSMDaemon SecurityGateway 7.1/10 Visit ↗
At a glance
Editor score	8.8	7.1
Ranking	#1 in Secure Email Gateway Software	#6 in Secure Email Gateway Software
Best for	Teams needing mature cloud email security	Teams needing email filtering, continuity and archiving
Pricing model	Paid	Paid
Starting price	Not published	$0.2/user/mo
Free plan	—	—
Free trial	—	—
Free trial length	30 days · no card needed	30 days · no card needed
Deployment	Cloud	Cloud, Self-hosted
Platforms	Web	Web, Windows
Support	Docs, Community	Email, Phone, Live chat, Community, Docs · 24/7
Compliance	SOC 2, ISO 27001, GDPR, HIPAA	SOC 2, HIPAA, PCI DSS
Integrations	300+ integrations	4 integrations
Built for	Small business, Mid-market, Enterprise	Small business, Mid-market, Enterprise
Features Mimecast 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	Supports Microsoft 365, Google Workspace, on-premises, and hybrid email Combines MX gateway and API-based cloud email protection Offers sandboxing, malicious-URL protection, quarantine, and continuity	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	Plan pricing requires contacting sales No perpetual free plan Plan feature sets differ across Critical, Advanced, and Premium	Hosted pricing is tiered by user count On-premises license pricing varies by user count No sandboxing feature is specified
Our verdict	Mimecast Email Security protects organizations using Microsoft 365, Google Workspace, on-premises, and hybrid email. Its phishing, business email compromise, malware, spam, malicious-URL, and attachment controls suit teams seeking… 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 →

Strengths and trade-offs

• Mimecast Email Security — where it wins

  • Supports Microsoft 365, Google Workspace, on-premises, and hybrid email
  • Combines MX gateway and API-based cloud email protection
  • Offers sandboxing, malicious-URL protection, quarantine, and continuity

  Where it doesn't

  • Plan pricing requires contacting sales
  • No perpetual free plan
  • Plan feature sets differ across Critical, Advanced, and Premium

• 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

• Mimecast Email Security8.8/10 · Pricing on request · 30-day trial

  A cloud email gateway with MX and API protection, sandboxing, URL analysis, and continuity options.

  Visit MimecastFull verdict →
• MSMDaemon 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 →