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Deleting Files With The Best Duplicate File Finder for Mac

Updated on Thursday, March 9, 2023

iBoysoft author Connie Yang

Written by

Connie Yang
Professional tech editor

Approved by

Jessica Shee

Find & Delete Duplicate Files With the Best Duplicate File Finder for Mac

You are looking for reasons why your Mac runs slower and slower as time goes by. The most possible cause is the lack of free space on your Mac.

Usually, removing the useless files from your Mac is one of the efficient and simple ways to free up more disk space and optimize your Mac. Well, the duplicate documents, videos, photos, or other files accumulated on your Mac take a large amount of space.

So, how to find the duplicate files and remove them from your MacBook Pro, MacBook Air, Mac mini, or so? Take it easy. Here, this post shows you how to delete duplicate files on Mac for free or use the best duplicate file finder or remover for Mac.

Table of Contents:

How to delete duplicate files on Mac

How do you find and delete duplicate files on Mac?

Usually, you can manually search for the duplicate files on your Mac with the function - New Smart Folder in Finder.

This feature can help you organize your files by file type, created time, name, or contents. Then, you can quickly find out the duplicates on your Mac.

To find the duplicates on Mac, you need to open Finder and then navigate to the top Finder menu bar and select File > New Smart Folder. Next, click the + icon in the upper right corner of the window.

Then, you can see one box labeled Kind and another labeled Any. You can reset the filters to organize the files by type, narrowing down what you're looking for. Under the Kind filter, you can search for documents, music, PDF, or other files.

Or, you can set the created date or name of the file if you remember to find and remove the duplicates.

How to delete duplicate files on Mac

But take attention, please! Before you delete the duplicates, you'd better check if they are true duplicates. Perhaps, the files have the same name but are different in content.

However, this method is time-consuming and not easy to operate, you can use a duplicate file finder app as an alternative.

Commonly, you just need to install the duplicate file finder on your Mac, and then click the Find duplicates button or similar to check the duplicates from all your files, a single folder, or a certain file type.

What is the best duplicate file finder for Mac?

At present, there is a variety of duplicate file finders available. But it's hard to tell which one is the best.

If you want to select the best duplicate file finder for Mac, you need to check if the software contains the following advantages:

  • Easy to use.
  • Cost-effective.
  • High compatibility with Mac.
  • Locate duplicate files accurately.
  • Fast scan speed.

Or, you can directly select the best duplicate file finder for Mac from below:

1. Duplicate Finder and Remover by Systweak

This Duplicate Finder and Remover app for Mac makes it easy for the user to scan the specific folders to look for duplicate files. It comes with an advanced set of features which makes it simple to search the duplicate files by their name, size and content.

One can find duplicate images, video, audio, documents, archives & other files and remove them instantly using the Auto-Mark feature. It also works on cloud storage which makes it an efficient tool to reclaim storage space on Mac.

This application is also available for Windows and Android named as Duplicate Files Fixer.

Systweak Duplicate File Finder

  • Pros:
  • Scan Google Drive for duplicate files
  • It automatically groups the duplicates together
  • Drag & Drop to quickly add files or folders to the tool
  • Auto-Mark to quickly mark all the copies in a group
  • It is completely free from advertisements
  • Cons:
  • No free trial is available

2. Duplicate File Finder by Nektony

Duplicate File Finder is designed and developed by Nektony LLC. It is completely compatible with macOS 10.12 and later. You can use it to find duplicates from the Photos Library, Music Library, videos and movies with certain extension types, etc.

In addition, this software also supports grabbing similar images on your Mac. It only takes you 3 steps to locate and remove the duplicates.

Nektony Duplicate File Finder

  • Pros:
  • Support viewing removal duplicates history
  • Find similar folders and make a comparison
  • Easy to use
  • Cost-effective
  • Quick scan
  • Cons:
  • Limited functionality is available for the trial version      
     

3. Gemini


Gemini is a well-known duplicate file finder that uses smart technologies to help Mac users quickly locate and delete duplicate files.

This tool can scan your startup disk in a quick and secure way and send back the duplicates to you immediately.

Gemini Duplicate File Finder

  • Pros:
  • User-friendly interface
  • Fast scan speed
  • Quickly identify similar files
  • Cons:
  • The free version only finds and removes up to 500MB of duplicate files      
     

4. MacKeeper

MacKeeper is a comprehensive cleaner for Mac. It is an excellent helper for fixing the "Mac disk is almost full" issue. You can use it to remove junk, useless programs, and also, duplicates.

Its built-in Duplicate Finder feature can search for all the copies on your Mac. It is worth mentioning that this Duplicate Finder can even find similar-looking photos for you. You can decide whether to delete the poorly pixelated ones or not.

MacKeeper Duplicate File Finder

  • Pros:
  • Auto-delete duplicates
  • Have other disk cleaning functions
  • Easy to operate
  • Cons:
  • Subscription-based pricing      
     

Also, there are other useful duplicate file removers, such as MacClean, dupeGuru, Tidy Up, etc. You can choose the one that is suitable for you by considering performance, compatibility, price, and comprehensive features.