Best Free Duplicate File Finder for Windows

Over time, due to copy-pasting errors, multiple downloads, etc, a computer tends to accumulate duplicate files. This means that you have multiple copies of files taking up space on your disks. A Duplicate File Finder software, using a binary search algorithm, is able to find and list out these duplicate files, enabling you to delete the extras and free up more space.

duplicate file finder free

Not only do you free up space, you also avoid the confusion that may be caused due to the existence of multiple copies of the same file. There are many software available for free on the internet that fall under this category of Duplicate File Finder software.

1. Auslogics Duplicate File Finder

The Auslogics Duplicate File Finder software claims to increase 50% disk space, by removing worthless duplicate files, identical pictures, documents and any other files. The files are compared not only by names but also by their content. Media collections can also be easily organized by using this software to remove extra files. Hard drive defragmentation time also reduces when duplicate files are removed. The Auslogics Duplicate File Finder makes use of the MD5 search engine which enable one to search for files by content, not considering other match criteria.

  • Finds identical pictures, documents and any other files
  • Compares files not only by names, but by their content
  • Can significantly increase free space on your disk
  • Helps you to organize your media collections
  • Reduces time needed to defragment your hard drive
  • Works with Windows 8

Download Auslogics Duplicate File Finder

2. Clonespy

Clonespy is another free software available on the internet that helps you create more free space on your hard drive. It helps detect files that have identical content, not considering their name, date, time and location. CloneSpy also detects files that are not exactly the same, but have the same file name. This makes it easy to remove different/older versions of the same file. Duplicate files can also be detected by having approximately the same size and a similar file name, or by being compared to a CD. Once the files have been detected, one can delete them, move them to another particular folder, export a list of files, etc.

Download Clonespy

3. Anti-Twin

The Anti-Twin software application compares files, which means that it searches for duplicate files and similar files on your hard disk. The files that are found can either be sent to the recycle bin or or be directly deleted. File content is compared by comparing the binary content of files. This software is a very good app to find and delete identical images and mp3 files in a download folder. It does a byte by byte comparison of user defined files. This image comparison is pixel based.

Download Anti-Twin

4. Fast Duplicate File Finder

Fast Duplicate File Finder is a freeware by MindGems. This freeware can be used to find duplicates within a single folder, the computer or an entire network. This makes it ideal for use in places like home or office networks. The application compares content as well as file names in order to search for duplicate content, and the professional version can find similar files not considering the file type. This application uses a fast binary comparison algorithm, and the internal preview supports video, text, image and music file formats. MindGems claims that this freeware can help one get up to 50% free space.

Download Fast Duplicate File Finder

5. Easy Duplicate Finder

Easy Duplicate Finder is a great means to find and remove duplicate documents, spreadsheets, photos, MP3 files, etc. This helps one free up space and speed up the computer’s performance. This software makes a full byte-by-byte comparison of files, and also runs a cyclic redundancy check with file size. It also provides an ultra fast filename only scan option. Custom masks can be applied to file searches, there is an option to provide size conditions and get around compressed files and the recycle bin. Multiple sources and devices can be scanned, and the results can be saved to a file and be re-imported for future analysis and resolution.

Download Easy Duplicate Finder

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3 Responses

  1. CrisisMaven says:

    What about “AllDup”? I found it better than all of the above … and it’s free.

  2. ivanden says:

    I found this “DuplicateFilesDeleter” tool in internet.

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