Cost / License
- Free
- Open Source (MIT)
Application type
Platforms
- Mac
- Windows
- Linux
Czechia
EU

ncdu is described as 'A disk usage analyzer with an ncurses interface, aimed to be run on a remote server where you don't have an entire graphical setup, but have to do with a simple SSH connection. ncdu aims to be fast, simple and easy to use, and should be able to run in any minimal POSIX-like' and is a very popular disk usage analyzer in the os & utilities category. There are more than 50 alternatives to ncdu for a variety of platforms, including Windows, Mac, Linux, BSD and Flathub apps. The best ncdu alternative is WinDirStat, which is both free and Open Source. Other great apps like ncdu are WizTree, Baobab Disk Usage Analyzer, Filelight and SD Maid SE.

SpaceMonger is a treemapping tool for hard disks and file systems. It scans, maps, and manages PC, network, and cloud storage. It can copy, move, and delete files to free up storage space. It helps locate large files and folders quickly with Treemap visuals and finds files by...




SpaceRadar allows interactive visualization of disk space and memory. It currently supports Sunburst, Treemap, and Flamegraph charts.




Native Quick Look add-on for macOS lets you preview folder size, largest files and subfolders, item counts, storage breakdown, and hidden files directly in Finder. On-demand, local scans ensure no cloud uploads or tracking, with upgrade for further folder inspection.





Duc is a collection of tools for inspecting and visualizing disk usage.
Duc scales quite well, it has been tested on systems with more than 500 million files and several petabytes of storage.



JDiskReport enables you to understand how much space the files and directories consume on your disk drives, and it helps you find obsolete files and folders.

K4DirStat, fork of KDirStat , is a small utility program that sums up disk usage for directory trees, very much like the Unix 'du' command. It displays the disk space used up by a directory tree, both numerically and graphically.




