Best Duplicate Finders For Mac

Best Duplicate Finders For Mac

Macs become increasingly clogged with unnecessary files the more they are used. If you exercise extreme caution, you can avoid having too many duplicate files. However, the majority of us simply let the duplicates pile up until they become a huge task to undertake. Duplicate file finder tools will search your hard drive for items that are identical or even similar to one another, allowing you to rapidly eliminate unnecessary duplicates.

7 Best Duplicate File Finders for Mac

These are the best duplicate file finders available for Mac.

1. Gemini 2

Gemini 2 logo

Gemini 2 is very popular Mac software for deleting duplicate files. Because it was created by the same team that created CleanMyMac X, you can anticipate a stunning user interface with meticulous attention to detail.

This Mac duplicate finder allows you to scan particular folders or your entire hard drive quickly and accurately no matter how big the job is. When the Gemini duplicate finder has finished searching for duplicate files, you can choose which ones to delete or what ones to keep on your Mac.

Its intelligent system remembers your selections and applies them automatically during subsequent scans, saving you time. The most recent version of Gemini solves the issue of partial duplication, which is a big worry for photographers who frequently take many versions of the same shot.

When the duplicate file finder discovers photos that are similar it allows you to compare them and eliminate all but the best. If you mistakenly delete the wrong image, you can retrieve it from Trash easily.

2. Disk Drill for Mac

Disk Drill logo

Although Disk Drill is primarily a data recovery program, it also has a Find Duplicates feature. The feature is included in both the free and premium versions of Disk Drill, making it a free duplicate file finder.

The function for finding duplicate files may be found in the Extra tools area of the sidebar. This program can only scan folders for duplicates. To run a scan, first add a folder and then hit the "Start Scan" button. There is no preview option for duplicate files. To compare the duplicate images, you must click the eye icon next to it to preview it, which can be inconvenient.

3. CCleaner

Duplicate file scanning

If you need a tool to locate duplicate files and assist with other aspects of your computer's operation, such as privacy, you should try utilizing the CCleaner app. It enables you to quickly and simply locate all duplicate files on your computer. Additionally, you can conduct a search for any photo, movie, document, archive, or other file type on your device. This utility will search across all folders in order to locate the requested files.

Another noteworthy innovation is the PC Health Check. This feature will thoroughly examine your PC and make optimization recommendations. This will result in a faster and more stable performance of your PC. CCleaner automatically upgrades every software installed on your computer to avoid exploitable security flaws.

CCleaner will make your Mac run quicker by removing any unnecessary files and settings. Any unneeded background applications will be terminated to prevent RAM from being consumed in areas where it is not required. This will ensure that your PC runs efficiently and accurately.

4. MacClean

MacClean is a free utility that assists you in locating and deleting duplicate photos, songs, applications, documents, and other files on your Mac. This Mac duplicate file finder is available in the following languages: English, Spanish, German, French, and Japanese.

MacClean is a straightforward application to use, with built-in drag-and-drop capability for selecting the folders to scan. Once the folders are selected, MacClean examines them for duplicates, that can be seen, deleted, or left unchanged. Filters can be used to restrict down search results by categorizing them by kind, such as songs, images, or videos.

5. Cisdem Duplicate Finder

Cisdem Duplicate Finder is a duplicate file cleanup applications available for Mac. The duplicate file finder is capable of locating duplicate photographs, documents, movies, and music files stored under various filenames. Additionally, Cisdem Duplicate Finder allows you complete control over your files, allowing you to eliminate duplicates.

6. Duplicate File Finder Remover

Duplicate File Finder Remover is a free duplicate finder app for Mac that enables you to locate and delete duplicate files on your Mac, including photos, audio, video, song, documents, and archives. Drag and drop photographs into the application to use this duplicate file finder for Mac.

7. Glary Duplicate Cleaner

Glary Duplicate Cleaner is a program that scans your hard drive for duplicate files. It gives you the option of filtering results by file. This program enables you to specify the type of document you wish to scan.

Alternative: Find Duplicate Files Using Terminal Commands

Using the Terminal can help you easily locate duplicate files. Entering incorrect commands may corrupt your Mac OS X, so this approach should only be attempted by experiened users.

To find duplicate files using Terminal:

  1. To bring up the Terminal Tool, launch Finder and type "terminal".
  2. Select the folder from which you wish to remove duplicates and navigate to it using the cd Terminal command.
  3. Copy & paste the command "find . -size 20 \! -type d -exec cksum {} \; - sort - tee /tmp/f.tmp - cut -f 1,2 -d ' ' - uniq -d - grep -hif - /tmp/f.tmp > duplicates.txt" and click "Enter".
  4. A file named duplicates.txt will be created in the folder you had navigated to. This file will list all of the duplicate files contained in the folder.

Although this method does not require installing software, it is not the most convenient way of finding duplicate files because you have to manually find and delete each one. However, it is a great budget solution for finding duplicate files on Mac.


Duplicate files can be removed to save up storage space and make your Mac perform quicker. It's also easier to work with files on a computer that's clear of duplicates. A good duplicate file finder for Mac can assist you in effortlessly, successfully, and safely eradicating duplicate files from your Mac, regardless of their location. Additionally, there are some fantastic apps to consider.

Author Katrina O'Reilly
About The Author
Katrina O'Reilly
Katrina goes by her gamer handle MissTRex. Born in Jaynesfield Wisconsin, she studied game design at Full Sail University. She has a penchant for anything "geeky" and is still a huge gamer.