Zimbra is an enterprise-class email, calendar, and collaboration solution built for the cloud, both public and private.
Starting at $6 per mailbox per year
Best MDaemon Alternatives ranked by AI · updated Aug 2026
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MDaemon is a Windows-based email and collaboration server for small businesses, enterprises, and service providers. It offers SMTP, IMAP, webmail, calendaring, contacts, mobile synchronization, security, and email archiving.
Developer: MDaemon Technologies
Price: Paid license; pricing varies by users and edition
🎯 mdaemon.email
Top 6 MDaemon alternatives
Axigen is a mail server software that offers secure and reliable email communication for businesses of all sizes. It provides features such...
Starting from $95 per year
Mail server software for Microsoft Windows. Provides email, calendaring, and collaboration features.
Starting from $349
SmarterMail is a feature-rich mail server software that comes with a variety of collaboration and communication tools.
Starting from $15 per mailbox
Microsoft Exchange is a popular email and calendaring server solution by Microsoft.
Starting from $4 per user/month
Hexamail Flow is a Windows-based email server and collaboration platform for organizations that need hosted mailboxes, SMTP, POP3, IMAP, webmail, and calendaring....
Pros
- Combines email hosting, webmail, calendaring, and archiving in one Windows application
- Supports standard SMTP, POP3, and IMAP protocols
- Offers extensive filtering and mail-management controls
Cons
- Smaller ecosystem and market presence than Microsoft Exchange
- Windows-only deployment limits platform flexibility
- Requires more administration than fully managed cloud email services
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