How to Find And Remove Duplicate File on Mac OS X/11

Your music folders are out of order, and your download folders are in a huge mess, and your photo library is in a muddle… There are too many duplicate files to take up limited space on your Mac, and even clutter the Time Machine backups. Clear up these unnecessary duplicated files to free up more storage space on Mac.

After viewing multiple duplicate file finder software, this article lists the 3 best duplicate file finders for Mac to help you detect duplicate and similar files quickly.

Best Duplicate File Finder Apps on Mac

Top 1 duplicate file finder for Mac: dupeGuru

dupeGuru, an open-source Mac duplicate files finder ad remover designed originally by Virgil Dupras, is highly recommended for you to locate duplicated files on your Mac. With dupeGuru, you are capable of scanning your Mac hard drive easily through file names or contents. Even the file names are not the same, you can find out the duplicated files easily.

Follow the next tips to locate and delete duplicates on your Mac:

Step 1Download dupeGuru

Free download this Mac duplicate file finder, and follow the instruction to install it on your Mac.

Step 2Import folders

Open this software, and add one or multiple folders from Mac hard drive. Click "Scan" button, and this duplicate file finder for Mac will scan these added folders.

Step 3Scan duplicate files

After a couple of minutes, you can see a list of duplicated files show up on the screen. The original files are highlighted in blue, while the duplicated ones are in black.

Step 4Remove duplicate files

To make sure they are unnecessary duplicates, you should preview them first and decide to move them to Trash or not.


Top 2 duplicate file finder for Mac: Gemini

With great and easy-to-use features, Gemini becomes another wonderful duplicate file finder for macOS 11. It comes with a fast scanning algorithm, which enables you to find and remove unwanted duplicate files on Mac quickly. What's more, you are also allowed to use Gemini to scan your iTunes and iPhoto library for duplicates.

Here is a general guide about how to use this duplicate file finder for Mac:

Step 1Download and open Gemini

Download and install Gemini on your Mac, and launch it by double clicking on its icon.

Step 2Add more folders

From the home interface of this duplicate file finder, simply tap on the big "Add" button, and select "Add Custom Folder" to import desired folders into this software.

Add folders

Step 3Scan for duplicates

After adding multiple folders into Gemini, click on the green "Scan for Duplicates" button to start scanning. And you can see the whole proceeding during scanning.

Scan for files

Step 4Find duplicate files on Mac

When the scanning is complete, you can tap on the "Review Duplicates" button to see more detailed info.

Step 5Remove duplicates on Mac

Next you are able to preview the duplicate files. If it is unwanted or unless, just click on the "Remove" button to delete these duplicate files on your Mac.

Remove duplicates on Mac

Top 3 duplicate file finder for Mac: Apeaksoft Mac Cleaner

When it comes to duplicate file finder for Mac, you can never miss Apeaksoft Mac Cleaner, the best finding and cleaning tool on the market. It enables you to verify the system status of your Mac OS X/11, including the CPU usage, the disk and memory usage, even figure out what is taking up space on hard drive and where all that space is being wasted.

Mac Cleaner

  • Remove any junk/ necessary/ old/ large/ duplicate file on Mac and keep your Mac system in good state.
  • Comes with features to monitor the performance of your Mac and keep it in good running state.
  • Delete unwanted or duplicate photos from Mac OS X/11 in one click with 100% security.
  • Provide preview features for junk files, caches, logs, trash files before cleanup.
  • Directly search for files by file name and order by size, time, etc. from scanned result.
Download for Mac

Let's start learning how to find duplicate files on your Mac with Apeaksoft Mac Cleaner:

Step 1Install and run Mac Cleaner

To begin with, free download and install this powerful Mac duplicate file finder. And then launch this application on your Mac.


Step 2List files in categories

From the main screen of Mac Cleaner, you are able to see a lot of duplicate or junk files listed in categories on the left control.

Large old files

Step 3Scan duplicate files

Next select the files that you wish to scan on the left, and tap on the "Scan" button. The scanning process may take one minute or two, which depends on the file size.

Scan Large old files

Step 4Review scanned files

After scanning, you can click on the "Review" button to check the scanned results. This duplicate file finder for Mac will classify these scanned files into categories.

Select files

Step 5Clear up your Mac

Simply select the duplicate files and click the "Cleaning" button. When you see a pop-up window to ask for deletion, tap on "Confirm" to clear up these unless files on your Mac.



Above is all for the guidance of 3 best duplicate file finders for macOS 11. There are plenty of similar finding and removing tools, but only a few of them stand out from others. All the Mac duplicate file finders mentioned above can help you remove duplicates from your Mac's hard drive and free up more storage space with a wet finger.

However, we would welcome any advance or suggestions with open arms. If you have any other great duplicate file finder for Mac that worth being featured here, please share it in the following comment and let us know.

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