The 15 Best Duplicate File Checkers of 2024: A Comprehensive Review

Updated to Home > HowTos > Remove Duplicate Files Tips by Amy on Apr 28, 2024 | Approved by Jennifer Allen

Managing our files can sometimes be overwhelming in today's digital world. Duplicate files can take up unnecessary space, decreasing productivity and efficiency. Fortunately, duplicate file checkers are here to save the day. This article will guide you through some of the best duplicate file checkers free/paid in 2024, helping you keep your digital spaces clutter-free.

Table of contents
Part 1. Why You Need a Duplicate File Checker
Part 2. Key Features of an Excellent Duplicate File Detector
Part 3. Top 15 Duplicate File Checkers Free/Paid in 2024
Part 4. FAQs

Why You Need a Duplicate File Checker

In our digital age, we often find ourselves overwhelmed with the sheer volume of files we accumulate. Our devices are chock-full of data from documents to images, music to videos. Over time, it's almost inevitable that duplicate files will form. Here are some reasons why you need a duplicate file detector:

Remember, reviewing the duplicates before deleting them is always important to ensure you don't accidentally remove any essential files. Most duplicate file checkers provide a preview feature for this purpose.

Key Features of an Excellent Duplicate File Detector

Before we delve into our top picks, let's discuss the features that make a great duplicate file checker.

Remember, the best duplicate file checker for you depends on your specific needs, so consider these features in the context of what you want from a tool.

Top 15 Duplicate File Checkers Free/Paid in 2024

  1. iBeesoft Duplicate File Finder (Free)

    It provides an easy and sorted way to find and delete duplicates, making the process fast and efficient. The best free duplicate file checker uses an intelligent algorithm to analyze duplicate files' primary and secondary relationships through multiple dimensions such as creation time, storage location, latest repair time, and last read time. This ensures the accurate detection of duplicate files. Additionally, it can set the similarity level to find similar items. It does not have many settings; if you want to remove duplicate or similar items with one click, then iBeesoft is your best choice.

    iBeesoft Duplicate File Finder quickly identifies and removes duplicate files, saving users time.
    The tool accurately detects duplicates based on multiple dimensions, reducing the risk of false positives.
    It is intuitive and easy to use, making it accessible even to non-tech-savvy users.
    It may lack some advanced features found in another duplicate file detector.
  2. AllDup (Free)

    It is a free software tool to search for and remove duplicates on your computer. It uses various comparison methods: file name, file extension, file size, content, dates, attributes, and hard links. The free duplicate file checker allows you to search for copies in various locations, including local drives, network shares, and even cloud storage.

    The best duplicate file detector free offers a variety of search parameters, allowing you to customize your search.
    It can automatically ignore the EXIF data of digital photos to avoid accidental deletion.
    While AllDup is powerful, its interface can be overwhelming for beginners due to the numerous options and settings.
    Unlike other software, AllDup has no feature to select duplicate files for deletion automatically.
  3. Auslogics Duplicate File Finder (Free)

    It provides a straightforward interface where you can select the drives or folders to scan, specify the file types to look for, and choose whether to search for duplicates by name, date, or content. This duplicate file checker uses intelligent algorithms to find copies by file names and content. This ensures that duplicate files are genuinely identical before they are deleted.

    It's a tiny, intuitive application compatible with Windows 11, 10, 8, and 7.
    You can customize the search criteria to suit your specific needs.
    The installer has optional adware, which can be annoying.
    Certain features, like advanced filtering options, are only available in the premium version.
  4. Gemini 2 (Mac Only)

    It is a duplicate file detector developed by MacPaw for macOS. It's designed to help users identify and remove the same and similar files to free up storage space. It scans your system for duplicate and similar files, including photos, music, documents, videos, and other file types. After checking, Gemini presents the duplicates in an easy-to-understand manner, allowing users to review and select which files to delete. It may meet your expectations for macOS users looking for a pleasing user interface.

    It has a clean, user-friendly GUI that makes it easy to use.
    The duplicate file checker for Mac offers an automatic selection feature that selects the duplicates for deletion, saving users time.
    It is not free, and some users might find it expensive compared to other tools.
    It is exclusively for macOS, meaning Windows users cannot use this tool.
  5. Duplicate Cleaner Free

    DigitalVolcano developed it to help users scan the disk for duplicate files based on various parameters such as file name, size, date, content, and even music tags in the case of audio files. Its result page displays a list of duplicates in an organized manner, allowing users to select files for deletion manually or automatically quickly. So, it is a useful tool for identifying and deleting duplicate files.

    This duplicate file detector supports various files, including photos, music, documents, and videos.
    It uses advanced algorithms to find duplicate and similar files accurately.
    The free version of Duplicate Checker is limited, and you'll need to upgrade to the Pro version for more advanced features.
    It can be slow when scanning large volumes of data.
  6. Clone Files Checker

    It is a tool designed to detect and remove duplicate files from your system. It can scan various file types such as photos, videos, music, and documents, helping you free up storage space and organize your files more efficiently. Before deleting any files, Clone Files Checker allows you to back them up, minimizing the risk of accidental data loss. This is very useful!

    This duplicate checker is quick, scanning your system thoroughly for duplicate files.
    Before deletion, the software allows you to back up files to cloud services like Google Drive or Dropbox.
    Unlike other tools, it has no built-in previewer to view files before deletion.
    In some cases, it identifies non-duplicate files as duplicate files.
  7. Fast Duplicate File Finder

    It is a utility designed to find and delete duplicate files based on content, name, date, or size. Duplicate Cleaner Free supports many file types and has a particular image mode. The duplicate file checker free can compare images (even resized or rotated ones) in this mode and find similarities. It is a good option for users who want to remove duplicate photos in Windows 11 or 10.

    It is easy to navigate, even for beginners.
    It provides a selection assistant to help you decide which files to keep or delete.
    The free version of the duplicate detector lacks some advanced features in the Pro version, such as finding the same folders, audio, and more.
    Some users might find the variety of options and settings overwhelming at first.
  8. Macube Cleaner (Mac Only)

    For Mac users, it is a versatile tool that optimizes the system by cleaning unnecessary files, including deleting duplicate/unneeded items, cache, and system logs. Macube Cleaner is known for its speed and responsiveness in performing tasks.

    It is praised for cleaning up trash and old files effectively, freeing valuable disk space. However, it's equally great for finding duplicate files.
    The duplicate file checker for Mac has a user-friendly interface and easy operation, making it accessible for all levels of users.
    It offers complete features for free only for the first 7 days, after which users are required to purchase a plan.
    It is not available for Windows or other operating systems.
  9. Czkawka (Free)

    Czkawka's primary function is to identify duplicate files, similar images, big files, temporary files, and zeroed files on your computer and provide options for their removal. The best duplicate file checker free for Linux, Mac OS, and Windows is available. It uses multi-threading to speed up the scanning process and is an unbeatable solution for users who seek the most efficiency and freedom.

    It is free, and its source code is publicly available, allowing for community contributions and transparency.
    Thanks to its multi-threaded scanning and advanced algorithms, Czkawka offers fast and efficient scanning.
    Some users might find the interface complicated, especially those new to such tools.
    Being an open-source project, it may have a different level of customer support than commercial products.
  10. SearchMyFiles

    It is a software utility developed by Nirsoft as an alternative to the standard "Search For Files And Folders" module of Windows. It allows users to easily search duplicate files in their system using various filters and parameters. It can also work as a file server, which can be relatively low cost, easy to extend and customize and have high capacity and performance.

    It offers more configurable search options compared to standard duplicate file checkers.
    It is one of the non-indexed free file searchers available.
    While SearchMyFiles is free, some features or advanced functionalities may require payment.
    The program does not allow you to search for combinations of words.
  11. Duplicate File Detective

    It is a professional-grade software tool to help users locate, analyze, and resolve duplicate files. Duplicate File Detective can scan both local drives and network shares. It provides comprehensive reports about the same items and allows you to export the results. If you pay attention to every detail of a duplicate, it's a good choice.

    You can save your progress in project files, allowing for easy resumption of work.
    The best duplicate file checker has deep scalability, making it suitable for small and large corporations.
    It is only a 64-bit Windows operating system, making it incompatible with older systems.
    While it offers a free trial, the full version of the software can be expensive compared to similar tools.
  12. Ashampoo Duplicate File Finder (Windows Only)

    Unlike other tools, it not only identifies duplicates but also effectively cleans the copies produced by the program and associates them with hard links to prevent duplicates from appearing again. Based on this, the software helps free up disk space and effectively Manage file storage.

    It has a highly efficient scanning system that can quickly identify duplicate files.
    This duplicate file detector requires little effort on the user's part, making it user-friendly.
    The software only works on Windows computers. This could be a disadvantage for users with different operating systems.
    Under certain circumstances, errors in identifying duplicates may occur.
  13. Duplicate Manager (Mac Only)

    It provides seven file comparison modes to identify identical, familiar, and large files from storage like disks, external hard drives, Google Drive, and Dropbox. This tool also allows you to schedule a schedule to scan your drive automatically. It's a good choice if you don't want to spend too much time freeing up hard drive space.

    You can save scan settings to save time.
    This duplicate file detector for Mac features an intuitive interface, making it easy to use.
    It only works on macOS.
    The scanning speed of large-capacity hard drives needs to be improved.
  14. Avast Cleanup

    Avast designed Cleanup to optimize computer performance and free up disk space by removing residual or duplicate files and system junk. This duplicate file checker also scans your computer for potential performance issues and provides recommendations on resolving them. This includes optimizing system settings and updating outdated software. In addition to removing duplicate files, it can be helpful if you also have system optimization needs.

    It can identify and turn off unnecessary startup programs, background processes, and scheduled tasks.
    It can be set to run regular maintenance scans automatically.
    While it does offer a free trial, continued use requires a paid subscription.
    Some users have reported aggressive advertising tactics to upgrade to premium versions.
  15. Nektony Duplicate File Finder

    The primary function of Nektony Duplicate File Finder is to scan your Mac for duplicate files and provide options for their removal. It can be used as a duplicate photo remover, duplicate video files finder, and more. Unlike many rivals, it provides detailed information about duplicates.

    This duplicate file checker can store a log of removed duplicates, allowing users to view groups of copies by date and deletion sessions.
    The software allows you to combine folders, which can help you organize your files better.
    The free version of the software has certain limitations.
    The software offers limited customization options.


In conclusion, duplicate file checkers for Windows 11/10 and Mac are essential tools for efficient digital file management. They help save storage space and make your device more organized. While all the tools mentioned in this article are excellent, it's crucial to choose one that best fits your specific needs.