Zimbra is more than just email
With Zimbra you can create email folders, calendars, contact lists, task lists and file archives which can be shared with others in your organization.
Zimbra’s interface is also customized for mobile and tablets. Zimbra gives everyone the same overview, no matter the device.
Zimbra also have support for Activesync, so you can syncronize your emails, calendars, tasks and contacts with your mobile no matter the operating system or provider.