Duplicate Files Finder on Mac

By Emily Watson, Thursday, Mar. 16, 2017

Mac is a well-designed machine able to help you deal with things at work or in daily life. Though its system enables to keep a fast and smooth performance, it would go slow someday. Therefore, it's essential to manage files, especially duplicate files and useless iTunes files on Mac as to keep your Mac "young and fresh".

However, due to its system design, it's actually hard to find and access duplicate files on Mac. Most duplicate contents are media files like photos, videos, songs, recordings and so on. They take up much more space than other types of files, so your Mac will embrace a great weigh loss if able to clear and remove duplicate files. Do you have an idea? No hassle. There is the best bet for your consideration.

Method: Use Dr. Cleaner to Scan and Remove Duplicate Files

Dr. Cleaner, a desirable Mac cleaner, is safe, well-designed and user-friendly, which can be told from the thoughful details in the whole process. It supports to scan the whole Mac and display all duplicate files before you. It's easy to use and just as simple as the following steps show.

Download Cleaner

Step 1. Install and Open Dr. Cleaner

Users can directly download Dr. Cleaner from App Store or via a click of the button above. After finishing its installment, please launch the app on "Launchpad".

Then, you can see a small and dedicate window popping up with statistics like "CPU Usage" and "Network Usage". Also, you can easily clean up "Junk Files" or "Optimize" Memory Usage.

If you're not tech-savvy, you can directly tell the status of your Mac. As for duplicate files, please click "System Optimizer" to begin your trip.

 Install and Open Dr. Cleaner

Step 2. Start Scanning Folders on Mac

Click and select "Duplicate Files" from the left sidebar. Dr. Cleaner supported two ways of scanning duplicates.

  • If you have enough time, I'd suggest you to do a full scanning for your Mac. Pleasse select "Drag folder to be scanned" and choose "Documents" on the left. Then, tap "Scan" option to start the process.

  • If you just want to check for a/several folder(s), please tap "Drag folder to be scanned" and choose a/multiple folder(s) from the window. Next, hit the "Scan" button to start scanning for the duplicate content.

The process takes time according to the size of the folder(s). Don't waste time here. Pick a book and read it for enjoying this spare moment. Or, just learn new knowledge from your dear gadget (Known as playing with your cell phone).

Drag Folders and Start Scanning

Step 3. Preview and Remove Duplicate Files

When the scanning process completes, to be clear for you, all the duplicate files will be listed on the interface classified in categories like:

  • Folders

  • Documents

  • Photos

  • Media

  • Others

Select one item and duplicates under this category will be showed as well. If you don't know which ones to be removed, there are "Auto Select" and "Deselect All" options. The former one will automatically select contents by these standards:

  • Folder where they are located

  • Dates modified

  • Similar file names

  • Other qualifications

You might give it a click with "Auto Select" option, which is able to automatically highlight the duplicate(s) (other than the original item) for you.

Also, if you tap the item on the left list, you'd be able to check out more details, including the preview interface, the original file and related duplicate(s), the date it being created, as well as the corresponding place.


1. You can preview the photos, videos, songs, etc. in the first place avoiding mistaken deletion.

2. Tap the location under the file and the related folder will be opened immediately.

Make you choices and click "Next". You will be asked to confirm your selection. Next to "Remove" button, you can choose to "Remove to Trash" or "Delete Permanently".

Remove Duplicate Files

It's easy, right? Deleting duplicates is able to free up much space on Mac, and then your Mac will back to prime time. Don't forget to clean up duplicate items from time to time.


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