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Powerful webmail


So much more than just email

When the world discovered the WWW, Internet Service Providers and enterprise brought connection to the world and provided email as part of that connection. Companies now want to supply the greatest email service at the lowest possible cost with the lowest investment of time and resources. 

Atmail fills that need. It is the email technology that allows everyone to communicate easily and cost-effectively with the people who matter most.


Why atmail?

Atmail understands that each business has different needs while providing everyone with a cost-effective and powerful solution. With atmail, you pay only for what you need: email server, webmail or fully featured solution, you choose and we adapt. 

On-premises or in the cloud, our deployment options allow you to control your cost with a minimum hassle. Scalable, if your company grows, your atmail email solution grows with you.

With an atmail email service, your company is what matters most. Use our white-labelling options and our powerful API to create the perfect solutions for you and your customers.

What's in it for you? You get a simple yet powerful email solution, deployed in the cloud or at your place from as little as 1USD per mailbox per year. 



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Fully featured

  • Developed on open standards and protocols and powered by open source software, atmail is an incredibly flexible, powerful and cost effective email solution for service providers and small business.
  • Deploy on your existing backend (webmail-only), deploy webmail with our optimised email server or subscribe to to the atmail cloud.
  • Synchronise across devices and platforms seamlessly through IMAP, CardDAV, CalDAV, WebDAV, Exchange ActiveSync and atmail DavSync for Outlook.
  • Supporting multiple assistive technologies for the visually impaired, the atmail interface is not only intuitive, modern and performant, it is also highly accessible.
  • Engage with our team to learn how to reduce your total cost of ownership and monetise your email service.


email server

email server

  • Optimised SMTP, IMAP and POP3
  • Runs "out of the box" on: CentOS, RHES, Ubuntu, Fedora




  • Intuitive & fast IMAP webmail client: Install on your existing mail server or use ours
  • Accessible: Supports JAWS, Window Eyes and VoiceOver
  • White-labelled: upload your own logo, customise the CSS
  • Extensible: supports the atmail plugin framework, customise the system without touching the atmail core code - keeping upgrades easy!, use the bannerAds plugin to advertise your service catalog and transform your email service from a cost to a revenue stream
  • Clean User Interface Design: customise the core theme with your own CSS, multilingual support
  • Powerful search




  • Create, manage group and share contacts
  • Synchronize seamlessly over:
    • CardDAV
    • Exchange ActiveSync
    • Atmail DavSync for Outlook
    • vCard


calendar email


  • intuitive, fast and clean interface
  • Synchronise seamlessly over: CalDAV, Exchange ActiveSync, atmail DavSync for Outlook


email tasks


  • Create and share tasks to keep your work on track
  • Set Priorities
  • Monitor progress and completion
  • Synchronise seamlessly with iOS Reminders and the atmail Calendar


file storage sharing

file storage and sharing

  • Store your data and media files securely online
  • Access from anywhere via WebDAV
  • Drag & Drop Upload
  • File Sharing via URL
  • Attach files directly to your emails


synchronisation and provisioning

synchronisation and provisioning

  • Synchronise using open standards and protocols (IMAP, CardDAV, CalDAV and WebDAV)
    • One-click setup for iOS: supports iOS Mail, Contacts, Calendar and Reminders
    • Connect to third party email clients using IMAP, CardDAV and CalDAV
    • Connect to your files directory over WebDAV
  • Or, synchronise using Exchange ActiveSync: iOS, Android, Windows Phone, Blackberry


email archiving

email archiving

  • Capture, store and recover incoming, outgoing and internal email.
  • Fully integrates with your existing atmail infrastructure




  • Comprehensive JSON API
  • Access email, calendaring and contact data.
  • Integrate with your own applications, create mobile interfaces, mashup to a portal or more.
  • Enhance your internal business processes and workflows by integrating systems
  • Develop custom solutions
  • Open and clearly defined: https://help.atmail.com/hc/en-us/sections/200627544-API


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Email your way


on premise deployment


Install atmail in minutes; in your own environment.  Pay only for what you need, webmail only or the full turnkey solution (including the mail server). Our different licenses let you choose what best suits your needs. Based on open-source technologies, atmail can reflect your business identity.
  • Your logo
  • Your style through CSS
  • Your functionalities with our RESTful API


Do you have questions or need a hand with installation, configuration and migration? Our support is available to help you at any stage of the process.

try atmail on-premise




cloud deploymentATMAIL IN THE CLOUD

Enjoy atmail in seconds; management free. 

  • No hassles, always up to date, fully secure and totally private.
  • Your domains, your users, your way - let us take care of the rest.
  • One click iOS provisioning, support, calendars and address book synchronisation.
  • Clear cost model that allows you to pay as you grow.


Migration support available.

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Pay for only what you need

Our aim is to provide the best email solution for you, based on what you need, and not what you don’t. There is little point paying for features and functionality if it does not suit your requirements. That’s why we offer a flexible pricing structure based on the number of mailboxes you require, with the option to add on features as you go. You get access to a great email product for a reasonable price. 
Mailboxes are priced from as little as 1 USD per mailbox per year. And, of course, we offer volume discounts. Whether you have 50 users in the cloud or millions users hosted on your servers, you will find atmail one of the most cost-effective email solutions on the market.
Stop paying for what you don't need, and find the perfect combination of email options for you. An atmail sales specialist is available to take your call or reply to your email today.
If you want to find the right price for you, have a play with our price calculator.
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Your own atmail adventure

atmail is committed to continual improvement and our upcoming features and product enhancements are designed to always improve your atmail adventure.
Thanks to the feedback we receive from customers, we have prioritised our focus in response: 

EARLY 2015

  • Enhanced Migration Tools
  • Enhanced End-User Password Management
  • Increased scalability for atmail push (Exchange ActiveSync)
  • Dropbox integration for Storage tab
  • CDN support
  • Ceph support


MID 2015

  • Calendar Overhaul
    • Enhanced Calendar API
    • Availability Search
    • Overhaul of the User Experience 
  • Licensing Architecture
    • In-app feature purchase
  • Contacts Overhaul
    • Enhanced Contacts API
    • User experience


LATE 2015

  • JMAP-compatible, enhanced Mail API
  • Enhanced WebAdmin API


atmail roadmap


Product Newsletter

If you would like to stay in the loop for product updates, sign up for the product newsletter.


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Give it a go!


Get started

Already convinced that atmail is the solution you've been waiting for? Head to our online store or contact our awesome sales team.

Store contact sales



Online Demo

If you want to take a peek at what your webmail could be like or how easy you could manage your users, why no try our online demo?

Webmail demo webadmin demo



Free trial

You need a deeper look into atmail? Access all the features from either cloud or on-premises for free by creating a portal account. No credit card needed!

cloud trial on-premises trial

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