SysTools Outlook Duplicate Remover deleted all the duplicates from the Microsoft Outlook account. It removes items including emails, contacts, calendars, notes, tasks, etc. The tool also allows a user to deduplicate the folders and even across the folders also. There isn't any limit to eliminate the items, as the utility removes all the duplicate items from the Outlook account. It is required to install the MS Outlook is required on the local system for the removing the duplicates