Duplicate Finder
Windows
Free Download
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The Power of This Duplicate File Finder

Find Duplicate Files and Similar Photos

  • Detect duplicates of all types, such as photos, videos, audio files, documents, and more
  • Detect similar photos of various kinds, including photos that appear the same but have different sizes/formats, and photos that look alike
  • Find duplicate folders as well, by comparing if folders contain the same set of files
  • Exclude or include specific files in or from detection as needed for security or efficiency
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Achieve High Accuracy and Efficiency with AI

  • Offer two methods to identify duplicate files by comparing file contents, with 100% accuracy and 3X speed thanks to AI-enhanced algorithms, along with an additional method for comparing file names and sizes
  • Offer three methods to detect similar images by comparing visual contents, with high efficiency and flexibility thanks to AI-enabled comparisons as well as customization
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Find Duplicate Files Anywhere

  • Support Windows and Mac computers
  • Support external hard drives, SD cards, and other external storage devices
  • Support apps: iTunes, Apples' Music app, and Mac's Photos app
  • Support OneDrive, Dropbox, Google Drive, iCloud, and more cloud drives
  • Can scan for duplicate files across locations, like between a computer and an external hard drive
  • Exclude specific folders from the scan as needed
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View and Organize Duplicates

  • Offer an overview of all detected duplicates, showing the number and space occupied by each file type
  • List duplicate files by file type, such as Image and Music, for easy navigation
  • Provide three view modes, letting you conveniently preview duplicates side by side and see file info
  • Sort, search, and filter duplicate files to easily organize them as needed
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Select Duplicates for Mass Removal

  • Automatically and intelligently select duplicate(s) for deletion in each group of duplicates, while keeping the original safe and untouched
  • Allow you to select or deselect files manually as you like
  • Offer various rules for you to mass select files to eliminate based on your specific needs, providing flexibility and efficiency
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Safely Remove Duplicates Using 3 Methods

  • Choose Move to Recycle Bin (Windows) or Trash (Mac), making it easy for you to recover deleted duplicate files when needed
  • Choose Remove Permanently, immediately freeing up storage space wasted by duplicates and making room for new files
  • Choose Move to Folder, relocating duplicates to a folder of your choice for better management
  • Save an unfinished removal for later processing if needed, to provide a smooth experience
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Cisdem Duplicate Finder Use Cases

An Office Worker Finds and Deletes Duplicate Documents on a Windows Computer

A Mom Removes Duplicate Baby Photos from Photos App and Folders on Mac

A Music Lover Finds and Eliminates Duplicate Songs in the iTunes App

A Club DJ Looks for and Deletes Duplicate Tracks in Apple's Music App

A Sound Designer Deletes Duplicate Audio Files on External Hard Drive

A Photographer Identifies and Cleans Up Duplicate Pictures on OneDrive

A teacher locates and Removes Duplicate Student Photos in Google Photos

A Student Searches for and Removes Duplicate Lecture Videos in Dropbox

Tips & Tricks for Cisdem Duplicate Finder

Remove Duplicate Files
Remove Duplicate Music
Remove Duplicate Photos
Remove Duplicate Files in Cloud Drives

2,000,000+ Happy Users Around the World

With over 2 million satisfied users worldwide, Cisdem Duplicate Finder is the top choice for effortlessly cleaning up clutter and optimizing your storage. Hear what they have to say!

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@alischan

This awesome tool will help you hunt down and destroy those annoying duplicate files across all your devices. It can check for duplicate documents, images, music, videos, archives, or other files. You’ll definitely benefit from this software.

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@WilliApple

Cisdem Duplicate Finder finds duplicates in a specific folder or system wide on your computer and can also scan your Photos Library. This is the easiest way to find duplicates on your Mac and potentially save gigabytes of storage.

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@EmmyLouAlano

Cisdem Duplicate Finder efficiently finds and removes duplicate files like documents, photos, music, videos, and folders on your system or from external drives. It features a user-friendly interface and helpful functionalities.

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Christina, US

The customer service is great! I wanted to upgrade from an annual to lifetime license and they helped with that and some other questions super fast. I have been loving the duplicate finder program, if has saved me so much time and energy cleaning up my files which were out of control!

Ken Ando, JP

Love it... it is easy to use and very effective. Finds the duplicates and gets rid of them safely while giving you 100% control over the files that you want to delete. Highly recommended.

CLM, AU

I purchased Cisdem Duplicate Finder last year and needed to transfer the software license to a new PC. Cisdem Support was second to none with a response and resolution within minutes.

Read More Trustpilot Reviews (4.7/5)

Frequently Asked Questions

In both the trial and registered versions, you can scan, preview, locate, and hide duplicates. However, in the trial version, you cannot delete all selected duplicates with one click.
After installing and launching Cisdem Duplicate Finder, simply bulk select multiple folders or libraries you want to scan and drag and drop them into the app. Then click the Scan button to start the process.
To speed up the scan, go to the settings of Cisdem Duplicate Finder > Similar Images, and deselect the option for Enable Similar Images Function. This way, Cisdem will only detect duplicate files, significantly increasing scan speed.
Yes, when you close the app, a window will pop up asking if you want to save the scan results. If you choose to save them, you can easily import the results and delete the duplicate files the next time you launch the app.
You'll need to empty the Recycle Bin (Windows) or Trash (Mac) to release the space.
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User Guide

Explore detailed instructions and helpful tips.

See User Guide

What's New?

Learn about the latest updates and features.

View Version History

Delete Duplicate Files in 3 Easy Steps

Step 1: Scan

Add one or multiple locations, like folders or Photos app libraries. Click Scan to search for duplicate files.

Step 2: View

When the scan is complete, the results window will display duplicate files for you to sort, search, and preview.

Step 3: Delete

Stick to the automatic duplicate selections and click Delete to easily remove all duplicates at once. Alternatively, adjust selections manually or use selection rules before deletion.

Step 1 Step 2 Step 3

Cisdem Duplicate Finder

Clear duplicates to free up space for your new files.

Windows
Free Download
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