Yes, there are many tools or methods for Outlook duplicate remover, but I personally suggest the best tool becouse I also use it. You can try the TrustVare Outlook Duplicate Remover is the perfect option for your problem. The software automatically scans Outlook files like emails, contacts, notes, tasks, calendar, events, etc, finds duplicate items, and removes them with a few clicks. This software handles a large number of duplicate Outlook files without needing any other application. The soft tool has a user-friendly interface for non-technical users, and they don't need any technical skills to use this tool. The software provides a free trial before buying the tool.