IdemFilesFinder is a free software for Windows that allows to find duplicate files. It is a system optimization tool easy to use and free. It can find any type of file. It has a fast search algorithm to find duplicates of any file type. Before activation of the search process you can freely choose the files extension (comma delimited list) as mp3 jpg mov pdf doc xls...After getting results you can select the duplicate files you want to delete. Also the program can export the list to CSV or XML format.IdemFilesFinder searches for true duplicate files based on MD5 method regardless of file name (byte-to-byte comparison) which ensures 100% accuracy. Soeven if they are renamed only the true duplicate file will be shown in the result windows. The program runs very fast. You can delete the duplicate files easily by selecting desired option from the result window. To recover valuable disk space IdemFilesFinder can select automatically the duplicate files to delete or you can select them manually. A confirmation message is shown before deletion for security purpose. During the search process it shows the remaining time which is updated in real time. This is useful for searches on big disks. The program doesnt require installation and comes for various OS versions (WIN XP and above).