Total Commander is an Orthodox File Manager (OFM) for Windows, Windows CE, Windows Mobile, Android, and Windows Phone. Some features include a built-in FTP client, tabbed interface, file compare, archive file navigation, and a versatile multi-rename tool with regular expression support.This application is written by the Swiss Christian Ghisler in Delphi 2 (32-bit version) and Delphi 1 (16-bit version).