SysTools Outlook Duplicate Remover deletes duplicate emails from PST/OST files.

SysTools Outlook Duplicate Remover is a powerful utility designed to detect and remove duplicate items from Microsoft Outlook. Over time, Outlook data files (PST/OST) can accumulate redundant emails, contacts, calendars, tasks, and journals, making the mailbox bulky and slowing down performance. This tool ensures a clean and optimised mailbox by eliminating duplicates without affecting original data.