Duplicate Commander is a program that finds duplicate files on your computer. A simple but powerful program that allows you to find and manage duplicate files on your computer. It's designed to be fast, stable, and easy to use.

Duplicate Commander Features:
1. Fast counting engine
2. Lightweight
3. Ability to exclude particular folders and filetypes
4. Ability to only scan certain filetypes
5. Ability to scan files of a particular size range
6. Ability to convert duplicates to NTFS hard links (a link file that points to a single copy of the file)
7. Allows users to copy/move duplicates to a folder
8. Ability to undo certain actions through "undo scripts"
9. Ability to place checkmarks beside files that match certain criteria
10. Ability to export the duplicate list to the hard drive and then import it back into DC later (without rescanning again)
11. Find-as-you-type search box allows users to conveniently search through the duplicate list
12. Able to find duplicates based on filename, filename and extension, filename and size, - filename and timestamp, or actual data
13. Includes an advanced junk finder that finds folders left from poorly written application uninstallers (for ADVANCED users only!)
14. Free for educational, personal, and professional uses

The license of this software is Freeware, you can free download and free use this disk cleanup software.