MICACCIA

FREE TINY SOFTWARE FOR FINDING DUPLICATE FILES AT LIGHTING SPEED : It has a fast search algorithm to find duplicates of any file type.

Then you can export the list to CSV or XML format. This tool searches for true duplicate files, based on MD5 method, regardless of file name (byte-to-byte comparison), which ensures 100% accuracy. So,even if they are renamed, only the true duplicate file will be shown in the result windows. The program runs very fast. It does not require installation and comes for various WINDOWS OS versions.