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SmarterMail

Discover the Exchange Alternative.·smartertools.com

SmarterMail is an on-premises mail server for Windows and Linux offering Exchange-level email, groupware, and collaboration features, including native MAPI support. It provides a webmail client, calendar and contact sharing, task management, online meetings, and meeting scheduling tools. Built-in anti-spam and antivirus protection (Cyren, Message Sniffer, ClamAV, Rspamd, SpamAssassin) guard mailboxes, and a High Availability edition enables fault-tolerant clustering for unlimited users and domains. It is positioned for corporations, enterprise organizations, small to medium businesses, and ISPs/MSPs/hosting providers.

What it's for

business email hostinggroupware and collaboration (shared calendars, contacts, tasks, notes)online meetings and video conferencingmeeting scheduling and availability sharingspam and virus protectionbrowser-based mail server administrationhigh availability email clustering for large scale deployments

Features 20

Browser-based system and domain administration tools
Brute force attack prevention
Built-in anti-spam (Cyren Premium Antispam, Message Sniffer, Rspamd, SpamAssassin)
Built-in antivirus (ClamAV, Cyren Zero-Hour Antivirus, Microsoft Defender integration)
Collaboration tools: shared calendars, contacts, tasks, notes, and resources
Compatibility with desktop and mobile email clients (Outlook, eM Client, Windows Mail, Mac Mail, iOS, Android)
Custom spam check rules using headers, body text, wildcards, and Regex
Denial of Service (DoS) protection
Full-featured webmail client
Geographic IP / country blocking
High availability clustering (hubs, nodes, distributed storage)
Intrusion detection and prevention (IDS)
Marketplace integrations and add-ons (live chat, AI tools, cloud storage, document collaboration)
Meeting scheduling and availability sharing
Microsoft Outlook integration for email, calendar, and contacts
Native MAPI support on Windows and Linux
Online meetings: video conferencing, voice calls, screen sharing, group messaging
RBL/URIBL spam checks
Support for EAS, EWS, and MAPI protocols
Two-step authentication (MFA)

At a glance

free tierfree trial

DeploymentOn-premise

PlatformsWeb, Windows, Linux, macOS, iOS, Android

Forcorporations, enterprise organizations, small to medium businesses, ISPs, MSPs, web hosting providers

CompanySmarterTools Inc.

Integrations

Microsoft OutlookMicrosoft Defender AntivirusRspamdSpamAssassinClamAVCyrenMessage SnifferSpamFoo

Pricing

SmarterMail Enterprise and Professional are priced by mailbox-count tier (e.g., $500-$2,200) with no stated billing period (appears to be license pricing, not clearly monthly). SmarterMail HA is billed monthly per hub/node component ($150/$250 per month) plus per-mailbox EAS fees. A Free edition is referenced but not detailed. Currency symbol used is $ without explicit currency statement.

SmarterMail EnterpriseQuote

Add-ons (Cyren Premium Anti-spam, Message Sniffer, Cyren Zero-Hour Anti-virus, MAPI/EWS) are priced separately per tier and require an annual license with active Maintenance and Support.

Mailbox count tiers from 50 to Unlimited

SmarterMail ProfessionalQuote

Add-ons (Cyren Premium Anti-spam, Message Sniffer, Cyren Zero-Hour Anti-virus) priced separately per tier, licensed annually with active Maintenance and Support.

Mailbox count tiers from 50 to Unlimited

SmarterMail High Availability (HA)Quote

First 30 days of Hubs and Nodes included free of charge for setup and configuration.

Unlimited users and domains across a redundant cluster of hubs and nodes; standby nodes not counted in pricing

SmarterMail FreeFree

Referenced in the Edition Comparison page as one of the editions (Enterprise, Professional, High Availability, and Free); details not provided in supplied pages.