This software offers a simple and free method for identifying and labeling duplicate messages within Outlook folders. It allows users to locate duplicates across multiple folders and devices, and comes with an add-in and stand-alone Windows application for easy use.

One of the best things about this software is that it is completely safe to use. The utility only marks duplicates without removing them from your mailbox, public folder or other storage. This means you can use it with confidence, knowing that your emails are safe and secure.
The advanced version of this software allows you to select fields to compare, finds duplicates across different folders and storages, and supports the priority of Outlook folders. This means you can tailor the software to your specific needs, making it even more useful and efficient.
To make things even more convenient, this software comes with an Outlook add-in that allows you to run the tool right from Outlook. There is also a standalone launcher application included, which means you can run the tool without having to run Outlook.
Overall, I highly recommend this software to anyone who wants an easy and efficient way to find and mark duplicate messages in Outlook folders. It is safe, reliable, and packed with useful features that will help you keep your inbox organized and efficient. So, give it a try today!
Version 4.10: New features and enhancements.
Version 4.8: New features and enhancements.
Version 4.7: New features and enhancements.
Version 4.6: New features and enhancements.
Version 4.4: New features and enhancements.
Version 4.3: This version provides new features and improves the compatibility with Office 365.