• Zimbra Standard Edition is the option to choose for small to large businesses requiring per mailbox backup, Zimbra support, enhanced search and more. Standard Edition does not include Zimbra mobile or native synchronisation with Microsoft Outlook or Apple iSync.
  • Zimbra Professional Edition is required if you wish to have native synchronisation with Microsoft Outlook or Apple iSync. Or to use Microsoft Outlook as the desktop email client. Professional Edition includes all the features of Standard Edition.
  • Zimbra Standard Edition is the option to choose for small to large organisations requiring per mailbox backup, Zimbra support, enhanced search and more. Standard Edition does not include native synchronisation with Microsoft Outlook or Apple iSync.
  • Zimbra Network Professional Edition includes all the features of Zimbra Network Standard Edition plus the following: Outlook/MAPI sync: MAPI-based Outlook synchronization with cached mode and offline support Apple iSync: Two-way synchronization with Apple iSync enabling compatibility with Apple iCal, Address Book, and other applications in the Apple iSync framework