DupeChecker is a disk cleaning and file utility. You can easily find and remove all duplicate files and folders. Maybe you don't know, but on every computer there are a lot of identical files. Sometimes they appear when you downloading from the Internet using automatic download managers or file-sharing soft. Day by day they trashing your disk space and the result - disk is full. This will find duplicate files for the same file name or size, for the same file content (byte for byte).