In addition to preview capabilities, it’s great when a duplicate finder features file type filters, near-duplicate image detection, real-time duplicate monitoring, and more. At the very least, you want your macOS duplicate finder to preview found files so that you can visually confirm that they are safe to delete.

The importance of a polished user experience brings us to features. Yes, you could use a bash script to find all files that share the same name and size using the Terminal app, but do you really want to when you can just click a button and enjoy a much nicer user experience? At the same time, you want to avoid tools that deliver inaccurate results because such tools could cause you to accidentally delete legitimate files.ĭuplicate finder Mac apps should make your life easier, so ease of use is an important factor to consider when choosing between them.

A duplicate file finder Mac app is worth using only if it can reliably find all kinds of duplicates, including documents, images, videos, audio files, file archives, and more.

Mac free duplicate finder