In case you are looking for a solution to get rid of duplicates in PST files, SameTools PST Duplicate Remover is one of the top software options available. The tool quickly detects duplicate items in PST files and then removes them without damaging the original data. It comes with a very simple interface that allows even those who are not tech-savvy to eliminate a lot of duplicate PST files without having to install any software. The tool supports all Windows OS versions, including Windows 11, 10, 8.1, 8, and 7. You can make use of the demo version to evaluate the software before making the actual purchase.