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Disk Usage Analyzer vs ncdu: catalog facts
Disk Usage Analyzer	ncdu
Free Free GNOME application; donations go to the GNOME Foundation.	Free Free and open source under an MIT-style licence.
Linux	macOS, Linux, Command line
Tree and chart views of folder sizes Scans folders, whole devices and online accounts	Works over SSH on a server with no graphical environment Parallel scanning with -t8 is much faster on large trees
Linux only Shows usage but has few cleanup features of its own	No Windows build Colours are off by default because they were not legible in all terminals
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.