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MailEnable vs Mox: catalog facts
MailEnable	Mox
Freemium A free Standard edition, with paid Professional, Enterprise and Premium editions and…	Free Free and open source.
Windows, Self-hosted	Linux, Self-hosted
Webmail, IMAP and Exchange ActiveSync for mobile devices CalDAV and CardDAV for calendars and contacts	Single program covering SMTP, IMAP and webmail Built-in DKIM, SPF, DMARC, MTA-STS and DANE
Windows servers only Collaboration features are in the paid editions	Younger and less widely deployed than Postfix and Dovecot Deliverability still depends on your IP reputation and DNS
Downloadable app, Self-hosted	Self-hosted
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.