DiskFerret

DiskFerret is a disk space analysis and management tool. It analyzes the files within a drive, network share, or folder, and provides charts and detailed information to help you understand where and how disk space is being used. You can think of DiskFerret as a measuring device that you use to determine what is going on inside your disk drive. Fast visual feedback to show you largest files, duplicate files, file owners, temporary files, and more.