Duplicate Commander is described as 'Free application designed to allow you to find and manage duplicate files on your computer. Duplicate Commander aims to be fast and easy to use. Version 3.0 sports a brand new interface, new search engine, and over 40 bug fixes' and is a duplicate file finder in the os & utilities category. There are more than 25 alternatives to Duplicate Commander for a variety of platforms, including Windows, Mac, Linux, Web-based and Windows Mobile apps. The best Duplicate Commander alternative is Czkawka, which is both free and Open Source. Other great apps like Duplicate Commander are dupeGuru, AllDup, Duplicate Cleaner and Gemini 2.