Important Announcements and Updates (Click To View)

New Releases Available Now: MDaemon Email Server 26.0.0 | SecurityGateway 12.0.1 | MailStore 26.1.0
🛇 Support for MDaemon 21.x, Connector for Outlook 6.x, and Security Gateway 7.x ended on March 1, 2026. See Supported Products →
⚠ April 15, 2025: Critical Update for all supported versions of MDaemon Email Server. Learn More →
January 6, 2025: We have revised our renewal pricing for some products. Learn More →

⦿ Trusted by IT Professionals Worldwide

⦿ Trusted by IT professionals in 140+ countries

Simple Secure
Email

Deliver and maintain your email with uncompromising security and privacy. Trusted alternative to Microsoft Exchange, Microsoft 365, and other email solutions - that puts you in control.

Free 30-Day Trial

Schedule a Demo

Complete Email Suite

Advanced Threat Protection

Complete Control

140+

Countries

25+

Years Experience

Millions

Users Protected

Complete Email Solutions

Everything you need to deliver, secure, and archive your business email.

TRUSTED EXCHANGE AND M365 ALTERNATIVE

MDaemon® Email Server

Take control of your email without compromising security or privacy. Deployed by IT professionals and businesses worldwide for its cost-effectiveness, ease of management, and comprehensive features.

⦿ Feature-rich email server

⦿ Built-in security

⦿ Flexible deployment options

Learn More →

SECURE EMAIL GATEWAY

SecurityGateway™ for Email

Threat detection technology to protect email servers from viruses, spam, phishing, data leaks, and other cyber threats. Protect Microsoft 365 and other mail servers from inbound and outbound threats.

⦿ Spam, virus, and malware protection

⦿ Account hijack protection

⦿ Data leak prevention

Learn More →

MANAGED EMAIL RETENTION

Email Archiving

Multiple solutions to meet the needs of any organization. Safeguard your important data while meeting business, regulatory, or legal compliance.

⦿ Global and per-domain archiving

⦿ Advanced searching, easy message restore

⦿ Easy-to-manage retention policies

Explore our Archiving Offerings:

MDaemon | MailStore | SecurityGateway

Expand the capabilites of MDaemon® Email Server

MDaemon Email Server delivers powerful, feature-rich email capabilities with robust, built-in security. For organizations that need even greater functionality and protection, the following optional licensed add-ons are available.

MDaemon AntiVirus/AntiSpam

Learn More →

MDaemon Connector for Outlook

Learn More →

MDaemon ActiveSync

Learn More →

Easy to Use Email, Collaboration, and More

Take a quick tour of the most popular features in MDaemon Email Server.

Flexible Deployment Options

Deploy your email solution the way that works best for your organization or MSP business.

On-Premise

Deploy on your own infrastructure with complete control. Physical servers, virtual machines, or leased infrastructure - the choice is yours.

⦿ Complete data control and privacy

⦿ No cloud dependency or costs

⦿ Custom configurations

MDaemon On-Premise →

SecurityGateway On-Premise →

Hosted

The full power of MDaemon and SecurityGateway, delivered from the cloud. No servers to manage, no infrastructure to maintain.

⦿ Managed infrastructure

⦿ Always updated and secure

⦿ 24/7 monitoring and support

MDaemon Hosted →

SecurityGateway Hosted →

MSP / ISP

Flexible SaaS licensing to grow your service provider business. Deploy on your infrastructure and receive Tier 3 support from our support engineers.

⦿ Multi-tenant/domain management

⦿ White-label options

⦿ Volume discounts

MDaemon for MSPs →

SecurityGateway for MSPs →

We offer flexible licensing options across all deployments - Single Server | Redundant/Backup Server | Air-Gapped Server

Trusted Across All Industries

Organizations worldwide, from small businesses to large enterprises, trust MDaemon Technologies to deliver secure, reliable email solutions for their mission-critical communications.