Apps similar to Sigma File Manager include Double Commander, which is free and open source. Other options are Files, Spacedrive, XnView MP and Total Commander. File Managers like Sigma File Manager are a crowded field, with more than 50 alternatives for Windows, Mac, Linux, Android and iPad.
Complete Explorer alternative with dual-pane navigation, folder tabs, batch renaming, built-in image and document viewer, portable device access, scriptable interface, archive and metadata support, robust search, color coding, sync tools, and high DPI compatibility.
Australia
Standalone file explorer engineered for high-speed navigation, customizable themes, panels, and tabs, enabling instant access via hotkeys, command palette, and context menus while supporting real-time interface updates, layout switching, and fast file search for streamlined workflow.
Croatia
EU
Thunar is a modern file manager for the Xfce Desktop Environment. Thunar has been designed from the ground up to be fast and easy-to-use. Its user interface is clean, intuitive, and customizable. Thunar is fast and responsive with a good start up time and directory load time.
GermanyEU
Explorer++ is a free file manager for Windows. Available on Windows XP and above, it features the same familiar interface as Windows Explorer, while introducing several enhancements and improvements for a much richer file browsing experience.
Australia
Q-Dir makes your files and folder easy to manage. Fast and easy access, with an amazing Quadro-View (4 panes) technique. You dont have to renounce the usual, Drag and Drop, all Views, and other functions of your system. No!
GermanyEU
Far Manager is a program for managing files and archives in Windows operating systems. Far Manager works in text mode and provides a simple and intuitive interface for performing most of the necessary actions:
Russia
Dual pane macOS file manager featuring SFTP, FTP, WebDAV, cloud drives, real-time activity view, folder sync, drag-and-drop file transfers, preview panel, multi-rename, batch operations, server connections, text editing, themes, and tagging for efficient workflows.
HungaryEU
Brings iconic 3D Cover Flow file browsing to macOS, includes dual pane navigation, Quick Look integration, sidebar access to volumes, instant file sorting, context menus, type-ahead search, familiar Finder-like interface, and open source availability.
United States
muCommander is a lightweight, cross-platform file manager with a dual-pane interface. It runs on any operating system with Java support (Mac OS X, Windows, Linux, *BSD, Solaris...).
FranceEU
Peach Commander is a dual-pane file manager for macOS, written in Swift and AppKit and modelled on the orthodox file managers that DOS and Windows users know from Norton Commander and Total Commander. Two directory panels sit side by side, and almost everything is reachable from...
GermanyEU
Multi Commander is a multi-tabbed file manager and is an alternative to the standard Windows Explorer. It uses the very popular and efficient dual-panel layout.
SwedenEU
Tablacus Explorer is a tabbed file manager with Add-on support.
Tabbed interface Add-on support Customizable association, menus, keys, mouse gestures, alias Completely Portable, No installation required Multiple language and Unicode support Open source .
Japan
