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Head-to-head · Mail Server Software

MailEnable vs Zentyal Mail Server

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score MailEnable #5 in Mail Server Software 8.7/10 Free plan · 60-day trial Free planFree trial✓ 5 of 5 features Visit MailEnable
Zentyal Mail Server #15 in Mail Server Software 7.7/10 Free plan · 15-day trial Free planFree trial✓ 5 of 5 features Visit Zentyal

MailEnable leads on 0 checks, Zentyal Mail Server on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreMailEnable · 8.7/10
  • Free planboth
  • Free trialboth

MailEnable scores higher on our rubric for mail server software: 8.7 against 7.7 out of 10; our editors rank them #5 and #15.

MailEnable is the better fit for windows mail with perpetual licensing. Zentyal Mail Server is the better fit for integrated mail for directory-managed teams.

  • MailEnable fits best

    Windows mail with perpetual licensing

  • Zentyal Mail Server fits best

    Integrated mail for directory-managed teams

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Side by side

Feature MailEnable 8.7/10 Visit ↗ Zentyal Mail Server 7.7/10 Visit ↗
At a glance
Editor score 8.7 7.7
Ranking #5 in Mail Server Software #15 in Mail Server Software
Best for Windows mail with perpetual licensing Integrated mail for directory-managed teams
Pricing model Free plan + paid Free plan + paid
Starting price — $230/yr
Free plan ✓ ✓
Free trial 60 days 15 days
Free trial length 60 days 15 days · no card needed
Deployment Self-hosted Cloud, Self-hosted
Platforms Web, Windows Web, Linux
Support Tickets, Community, Docs · 24/7 Tickets, Docs, Community
Integrations 1 integrations 8 integrations
Built for Solo, Small business, Mid-market, Enterprise Small business, Mid-market
Features MailEnable 5/5 · Zentyal Mail Server 5/5
Webmail interface ✓ ✓
IMAP/POP3 access ✓ ✓
Mobile sync ✓ ✓
Antispam tools ✓ ✓
High availability ✓ ✓
Specs
License model Perpetual Not checked yet
Mailbox limit Not checked yet Not checked yet
Our review
Pros
  • Free Standard edition includes SMTP, POP3, IMAP and webmail
  • Unlimited domains and users in the Standard edition
  • Paid tiers add clustering, Outlook MAPI and advanced administration
  • SMTP, POP3, IMAP, webmail and ActiveSync in one platform
  • Shared calendars, contacts, aliases, quotas and virtual domains
  • Zentyal and Microsoft Active Directory user management
Cons
  • Runs on Microsoft Windows rather than multiple server platforms
  • Advanced capabilities require paid one-time licenses
  • Outlook MAPI integration is limited to Enterprise Premium
  • Requires Linux self-hosting and administration
  • Commercial support costs extra beyond the free edition
  • The feature set may exceed the needs of basic mail-only deployments
Our verdict

MailEnable is self-hosted mail server software for Microsoft Windows, aimed at individuals, small businesses, hosting providers and larger organizations. Its Standard Edition provides SMTP, POP3, IMAP and browser-based webmail, along with…

Read the review →

Zentyal Mail Server is a self-hosted Linux mail platform for small and mid-sized organizations that want email, collaboration features and directory-managed accounts in one system. It provides SMTP, POP3 and IMAP services alongside SOGo…

Read the review →
  1. MailEnableMail Server Software 8.7Free plan · 60-day trial
  2. Zentyal Mail ServerMail Server Software 7.7Free plan · 15-day trial

Strengths and trade-offs

  • MailEnable — where it wins

    • Free Standard edition includes SMTP, POP3, IMAP and webmail
    • Unlimited domains and users in the Standard edition
    • Paid tiers add clustering, Outlook MAPI and advanced administration

    Where it doesn't

    • Runs on Microsoft Windows rather than multiple server platforms
    • Advanced capabilities require paid one-time licenses
    • Outlook MAPI integration is limited to Enterprise Premium

  • Zentyal Mail Server — where it wins

    • SMTP, POP3, IMAP, webmail and ActiveSync in one platform
    • Shared calendars, contacts, aliases, quotas and virtual domains
    • Zentyal and Microsoft Active Directory user management

    Where it doesn't

    • Requires Linux self-hosting and administration
    • Commercial support costs extra beyond the free edition
    • The feature set may exceed the needs of basic mail-only deployments
  • MailEnable8.7/10 · Free plan · 60-day trial

    A Windows-focused mail server with a free core edition and expandable paid tiers.

    Visit MailEnableFull verdict →
  • Zentyal Mail Server7.7/10 · Free plan · 15-day trial

    A broad self-hosted mail stack for teams that need integrated directory management.

    Visit ZentyalFull verdict →

More comparisons

All mail server software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update