Check Dupli, as the name suggest is software designed to help you to detect and delete duplicate files. It can perform a complete scan of all your disk drives, including folders and subfolders to find duplicate files. It can detect duplicate files based on file name, file type, extension, time stamp and some other specific traits. By accessing the advanced options of the program, you can define your own criteria and your own filters. Dupli check is available in several languages, including English and French.