Synchronise contacts from the Global Address List (GAL), Shared Mailbox or Public Folder to your users' mailboxes within the same environment using contactSync.

Email-enabled objects from an on-premise Active Directory can be synchronised to Exchange mailboxes in the same forest. Email enabled objects from Office 365 can be synchronised into Exchange Online mailboxes of the same Office 365 environment.

contactSync supports Exchange 2019, Exchange 2016, Exchange 2013 and Exchange Online.