Become a Reseller

Stop Overpaying for Business Email

Get reliable, secure business email with real human support
EnsureMail Ultimate: The all-in-one business email solution for secure, private, and reliable communication. Featuring a 100GB mailbox (upgradable to 1TB), team collaboration tools, audio & video conferencing, screen sharing, file sharing, calendaring, contacts, tasks, and notes. Plus, stay protected with advanced antispam and antivirus features, and seamless synchronisation across all devices. OnlyOffice Docs is also included, offering a powerful online editor for text documents, spreadsheets, presentations. At $4/user monthly, its a no brainer. Free 30 days and free data migration.

Productivity

Everything you need to get work done

Easy Access

Access your files from anywhere

Collaboration

Create, edit. communicate and share documents in real-time

Security

Powerful security to protect your data

Team Collaboration

EnsureMail Ultimate provides a variety of collaboration tools designed to simplify teamwork with colleagues, clients, and partners. These features include shared calendars, conference room booking, contact management, task tracking, notes, instant messaging, online meetings for seamless video conferencing, and more.

Any Email client

Complete flexibility with support for all major email protocols, including MAPI, EAS, and EWS*. We also support IMAP, POP, and WebDAV—allowing you to use your preferred desktop or mobile email client on any operating system. Compatible with Outlook on Windows and macOS, Apple Mail, Samsung Mail, eM Client, Thunderbird, Gmail, Spark, Mailbird, and many more.
EnsureMail Ultimate is the only email platform besides Microsoft Exchange with native MAPI support, offering true server-level integration without relying on plug-ins—making it a top Exchange alternative.

Next Level Webmail

EnsureMail Ultimate's full suite of features is accessible directly through the webmail client—including online meetings, live chat, public and private sharing, advanced calendaring, task management, file storage, and more.
Fully compatible with all major desktop and mobile browsers, the webmail client removes the need for additional software like email or calendar apps. This not only conserves disk space and system resources but also reduces the time and effort required for software maintenance on laptops and personal computers.

Complete mobile integration

For users who prefer mobile apps for email, calendars, notes, and more, EnsureMail Ultimate offers seamless integration with your preferred tools. With support for MAPI, Microsoft Exchange ActiveSync, IMAP, and POP3, you're free to use virtually any app on iOS or Android—whether it’s Outlook Mobile, iOS Mail, Gmail, Samsung Mail, Blue Mail, Spark, or many others.

External integrations

Built-in webmail integrations empower you to extend the already powerful capabilities. Featured integrations include:- Cloud Storage: PracticalDrive, Dropbox, Google Drive, OneDrive, and the default Ensuremail Ultimate File Storage- Live Chat: Built-in Chat and Rocket.Chat- AI Tools: OpenAI’s ChatGPT- Document Collaboration: OnlyOffice- Email Clients: Deep integration with eM Client, Spark Mail and other popular apps.
Learn more