Duplicate files can take up considerable storage when photos, documents, downloads, and other items are saved more than once. On a Mac, checking each folder manually can be time-consuming, especially when files are spread across different locations. Before removing duplicates, review the matching items and keep a backup of important files. This helps avoid deleting the only copy of something you still need.

When handling a large collection, Aryson Duplicate File Finder & Remover Tool can help scan selected folders and identify duplicate files for review. It displays details such as file paths and sizes, allowing users to compare matching items before removing them. The tool also provides options to select the oldest or newest copies and move duplicates to the Recycle Bin, move them to another folder, or delete them permanently.

To delete duplicate copies of files  in bulk, review the scan results and select the duplicates you no longer need before choosing a removal option. Extension-based and date-based filters help narrow the search, while similar-photo detection offers adjustable similarity settings. These features can make large cleanup tasks easier to manage. Start by scanning a selected location on your Mac, review the results carefully, and check that important files remain available after cleanup.