About this category

This category handles client email hosting and management, from basic mailboxes to advanced signature control. You'll find 29 products here, covering secure hosting to transactional email APIs.

When you're looking through these options, pay close attention to specific features. Hosted Mail offers built-in security against phishing and ransomware. Other products focus on reliable API and SMTP services for automated sending. KerioConnect uses AI to filter spam and detect malware. Exclaimer’s signature products use AI to suggest signature templates.

Many products here don't list direct PSA integrations. Check each listing for Halo PSA or ConnectWise PSA support. Exclaimer offers Signatures for Microsoft 365, which centrally manages professional email signatures. Mailprotector's CloudMail provides a public API for custom integrations.

Products

29
AI & automation
Cira Apps Limited logo

by Cira Apps Limited

Syncs contacts and calendars from Microsoft 365, Exchange, Google Workspace and CRM platforms to employee phones and desktops without end-user apps.

Resell
Updated Oct 29, 2026

Shared inbox software from Front for teams to manage email, WhatsApp, SMS and chat, with AI summaries and a no-code rules engine.

AIResell
Updated Oct 29, 2026
Microsoft logo

by Microsoft

Microsoft business email and calendaring, available as Exchange Online or on your own servers.

AIResell
Updated Nov 7, 2026
PSAIntegrates with Halo PSAIntegrates with ConnectWise PSAIntegrates with Autotask PSA
GFI Software logo

by GFI Software

Mail server and collaboration tool that runs on Windows, Mac and Linux, with shared calendars, contacts, IMAP and ActiveSync push.

AIResell
Updated Nov 3, 2026
DNS Exit logo

by DNS Exit

Authenticated outgoing SMTP relay for servers, apps and devices, with STARTTLS, SPF and DKIM support and unlimited sub-users for MSPs.

Updated Nov 3, 2026
Network Solutions logo

by Network Solutions

Network Solutions business email on your own domain name, set up in minutes alongside your website.

Resell
Updated Oct 31, 2026

Transactional email and SMTP gateway for developers to send, receive, and track automated one-to-one emails via SMTP or API.

APIResell
Updated Nov 8, 2026
Hostinger logo

by Hostinger

Hostinger Mail business email on your own domain, with built-in AI, support for Outlook and Gmail apps, and easy migration.

Resell
Updated Oct 31, 2026

Secure and feature-rich hosted email with spam, virus, and phishing protection. Includes webmail, client, and mobile access.

Resell
Updated Oct 18, 2026
Letsignit logo

by Letsignit

Central management of email signatures, presentations and digital business cards for brand consistency.

Resell
Updated Oct 18, 2026
Exclaimer logo

by Exclaimer

Email signature management for Microsoft 365, Google Workspace, and Exchange that deploys branded signatures to users automatically.

AIResell
Updated Oct 29, 2026

Centrally manages email signatures, legal disclaimers, automatic replies and marketing campaigns across all email apps and devices.

Resell
Updated Oct 28, 2026

Provides a reliable API and SMTP service for sending transactional emails, integrating with e-commerce platforms or custom solutions.

AIAPIResell
Updated Nov 3, 2026

Exclaimer Signatures for Microsoft 365 provides centralized management for professional and compliant email signatures across an organization's Microsoft 365 tenant.

AIResell
Updated Oct 11, 2026
DNS Exit logo

by DNS Exit

Provides backup email services to ensure continuous email availability in case of primary server failure.

Resell
Updated Oct 17, 2026
Hornetsecurity logo

by Hornetsecurity

Cloud-based corporate email platform with integrated spam and malware protection and secure hosted mailboxes.

AIResell
Updated Oct 31, 2026
Mailprotector logo

by Mailprotector

Hosted business email for MSPs that splits domains into groups so light users get 25 GB mailboxes without a full platform seat.

Resell
Updated Nov 7, 2026

Gandi.net offers personalized email services based on your domain name.

Resell
Updated Oct 11, 2026
MailRoute logo

by MailRoute

Complete email hosting solution with built-in MailRoute security, offering protection against phishing, impersonation, ransomware, and spam.

AIResell
Updated Oct 11, 2026

Exclaimer Signatures for Microsoft Exchange enables businesses to centrally control and apply consistent email signatures for all users on their Microsoft Exchange server.

AIResell
Updated Oct 11, 2026

Exclaimer Signatures for Google Workspace allows organizations to centrally manage and deploy consistent, compliant email signatures for all users within their Google Workspace environment.

AIResell
Updated Oct 11, 2026
Exchange Defender logo

by Exchange Defender

A user-friendly control panel for managing every aspect of email in an Exchange organization.

MCPAPIUse + resell
Updated Oct 17, 2026
SMTP2GO logo

by SMTP2GO

Email delivery service with worldwide SMTP servers, an API and delivery reporting.

APIResell
Updated Nov 9, 2026
Securence logo

by Securence

Ensures uninterrupted email service during server outages and maintenance windows.

Resell
Updated Oct 17, 2026