Duplicate File Finder Freeware

Do you often need to download multiple files from Internet so that a large number of cloned images, MP3s, videos, and documents are scattered over your computers? Do you find your PCs run much more slowly than before or even sometimes crash while you are chatting with your clients by MSN due to those identical copies …?

YES! It is really frustrating and annoying.

If you need to find and remove those redundant files instantly to free up drive space of your desktop and speed up its running, or if you want your music, photos, videos collection much more organized, Duplicate Filter, a free program to search and eliminate duplicate files, may be the one that meets your need and you can rely on.

Why is eliminating double files important?

Your Windows 7 cannot be fully optimized until you’ve found and removed all those unnecessary redundant files. If you have many duplicates on your PC, it will be sure to slow down the running speed of your computer and affect your daily activities, such as indexing and backing up files. Only after you remove the duplicates can it accelerate back up and reduce the time spent on it. Therefore, it is really important to find out duplicates and delete them.

What is Duplicate Filter?

Duplicate Filter is a powerful and reliable software for finding and deleting unwanted duplicate documents, pictures, music, video, and many more to free up your disk space and reduce much more storage space for the backups and the time need to perform the backup.

Are you still frantically searching for those annoying identical documents by manually opening each folder? Please stop and feel free to download our duplicates finder and remover free ware on our download page.

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Key Features

Multiple compare modes
Duplicate Filter supports scanning duplicate files by Name, Name+Size, Name+Content, Content(Exact), Content(CRC Sampling), Size, Mp3 Tag.

Various file types
Duplicate Filter allows you to search duplicates for many file types, documents, pictures, compressed files, videos, music, user-defined files, etc. If the file types tab doesn’t have the one you want, you can also add what you prefer to locate.

Search speed adjuster
Duplicate Filter is the fastest among free duplicate file locator and cleaner applications. You can freely adjust the scan speed from slow to fast.

Scan multiple paths
Duplicate Filter supports you to scan numerous sources by adding multiple drives or folders.

File protection
Using Duplicate Filter, you can skip the hidden files and folders from scanning, choose not to scan protected files, such as system folders, or exclude important files from scanning. You only need to simply tick “Do not scan system folder”, “Do not scan hidden files” in “Settings”, or “Do not scan the following file types.

Easy to use
Duplicate Filter has a user-friendly interface. It is very easy-to-use for users, especially for novice users.

Advanced filtering

Duplicate Filter allows you to customize the file size and date scope freely. You can find and remove the duplicates in your defined size or time scope.

Multiple options to do with the results
When the results are displayed in the result filed, you can right click a duplicate to select whatever option you want, “open folder”, “delete”, “move to recycle bin”, “rename”, etc.

User-friendly duplicates finder
Clear, attractive and systematic user interface design gives you a quick learning about Duplicate Filter. Helpful online manual guides you through every step of the process.

Compare two files by CRC (Cyclic Redundancy Check)
Duplicate Filter allows file comparison by CRC. First you need to click “File CRC Compare Tool” on “Tools” and then open File 1 and File 2. Finally click “Compare” button to start comparing. After the comparing is finished, it will pop up a window to show whether the two files are the same or not.

Search duplicates for a specified file
Using Duplicate Filter, you can define a file and then choose the search scope and mode to find out its duplicates. To perform this action, you need to click on “Tools-Duplicate File Search Tool” and then add the folder (or delete folder) to the finding scope and select search mode. Then click “Start”. When the searching is completed, it will display whether there are duplicates or not.

Locate and erase the largest files
Find the biggest files that occupy your disk space, and delete your unwanted large files!

Clear pie chart of the scan results
After the scanning, a pie chart will popup to display the search results. It shows the percentage duplicates occupy in the aspect of number, size and file types.

Application logs
All removal actions and details are maintained in the Application Logs. You can check your delete files history there to see what action you have performed and what time you did that.

- “How can I execute free removal of dup files on my C drive?”
- “Download Duplicate Filter and try this free software to get rid of clone documents on your drive.”

Try Duplicate Filter, and you will be amazed by those unwanted duplicate files which are scattered across your computer. Additionally, you can scan and delete them with confidence, without spending lots of time in locating and comparing them manually and visually.

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How to find and remove duplicate files using Duplicate Filter?

Multiple identical files (duplicate photos, music, videos, ect.) reside everywhere on your computers, which makes it difficult to locate and clean up unnecessary duplicate files. However, unlike other duplicate file finder programs, Duplicate Filter offers you three ways to find duplicate files.

Find Duplicates
Duplicate Filter supports locating duplicate files in any folder or drive you want.

  • Click “Add Folder” button in “Find Duplicate” to select the search scope, a drive, a folder, or many drives and folders.
  • Define “Compare Mode”: By Name only, Name+Size, Name+CRC, CPC only, CRC Sampling, Size, MP3 Tag, ect.
  • Choose file types you want to search:Any type of files, documents, pictures, compressed files, videos, music, user-defined, ect.
  • Click “Scan” button to start your searching. It allows you to adjust the scanning speed.
  • If you want to find duplicates in other totally different folders or drives, you can click “Clear” button to delete the previous search scope. Or if you only want to change some of the existing searched folders or drives, you can select them and then click “Delete”.

Compare two files by CRC (Cyclic Redundancy Check)
Compare two files by CRC is available. Sometimes, you need to find out whether two files are the same but don’t want to open them to compare, because it may cost lots of time if you have many files to compare.
In this case, Duplicate Filter can really save your time any energy. Then how can you compare two files by CRC using Duplicate Filter?

  • Click “File CRC Compare Tool” on “Tools”.
  • Open File 1 one and File 2, which you want to compare
  • Click “Compare” button to start comparing. (Or you can stop the comparing process by clicking “Stop”)
  • When the comparing is completed, it will pop up a window to show whether those two files are the same or not.

Find duplicates for a specified file
You can specify a file and then choose the search scope and mode to find out its identical files.

  • Click on “Tools-Duplicate File Search Tool”
  • Add the folder to the finding scope and select search mode
  • Click “Start” to start searching.
  • When the searching is completed, it will display whether there are duplicates or not.

After finding the duplicates, you can choose the way you want to cope with the results.


After the search finishes, you may find out multiple duplicates on your Windows 7 or XP, which really slow down the operating speed of it. So you need to deal with them immediately.
You can right click a found duplicate and then select a solution “Delete/Move to Recycle Bin/Rename/Move to Folder”.
In addition, you can click “Batch Select” button to select files and then click “Batch Resolve Selected” to resolve them.

Using Duplicate Filter, you can also locate the largest files that occupy your hard disk. In “Largest Files Remover- Tools”, you can select the largest 10 files, largest 50 files or others as you like. When the results are displayed, you can choose to delete or move the largest files to other folders.

Duplicate Filter is designed to help you to find and remove useless duplicate files stored on your desktop. Using this best free duplicate filter tool, you can
significantly increase free space on your disk.

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Specialty Feature

You may get multiple duplicated MP3 files when downloading songs from internet or copying MP3s from your friends’ computers. If you have only one or two MP3 duplicates, there is no problem. However, if you have a lot of unused repeated mp3's, they will waste your hard disk space. Besides, you may easily get tired of listening the same songs very often if you have many MP3 file copies of one song.

Duplicate Filter has a special feature of searching MP3 duplications. It not only finds duplicate files but also allows you to safely erase or move them to a new folder, in order to free up your hard disk and make your PC much more organized. There are three ways for you to locate your songs files.

* Locate MP3 duplicates by Title
In this way, you can scan and delete all those MP3 files with the same title although they locate in different files.

* Check music documents by Artist
It supports you to find the MP3 files with the same Artist and then move them to a new folder, so that all MP3 files with the same Artist can be put together on your Windows.

* Search for songs by Album
You are able to find out the MP3 files with the same album and move them to a new folder in order to put music files with the same album together.


  • Save your money (Permanent free version is available. Powerful and low-price Professional version is also released.)
  • Significantly increase free space for your hard disk
  • Help you organize your disk in less time
  • Lessen back up time and size
  • Accelerate the running speed of your Windows XP
  • Enjoy organized photos, MP3, video collection
  • Reduce duplicate files searching time
  • Run much more quickly than others in its class
  • Very safe and reliable

If you like taking pictures, listening music or watching videos, you probably get frustrated when finding many dupes of those files on your PC. Duplicate Filter is a free program that helps you maintain your system health and fast by cleaning up repeated junk files which take up your valuable hard disk space. Duplicate photos, MP3 or video files can be created for many reasons and it has pernicious effects on your Windows performance. Our powerful and reliable duplicates finding utility can search duplicates for accurate and instant results.

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System Requirements

• OS: Windows NT 4.0, Windows 2000, Windows 2003, Windows XP, Windows Vista and Windows 7.
• 128M Memory or above
• 10 MB free disk space

Duplicate Filter free download
The download package comes with a permanent free version.

If you want to upgrade it to Professional version, which is powerful and low-priced, please purchase a license on our Buynow page.

For more information about the difference between Free version and Professional version, please enter the following link.