Baobab Disk Usage Analyzer
WinDirStat
DiskUsage
Filelight
WizTree
Gdu
TreeSize
A disk usage analyzer with an ncurses interface, aimed to be run on a remote server where you...

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Which is more popular?
Based on our record, ncdu seems to be more popular. It has been mentioned 24 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | dev.yorhel.nl | opalstack.com |
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Recommendations tracked on public social media and blogs since March 2021.

Something like https://dev.yorhel.nl/ncdu with ("brew install ncdu") is great if you are okay with the command line. It's very annoying to drill down in the Finder especially if it's hidden directories. - Source: Hacker News / 6 months ago
For an even more detailed analysis, take a look at tools such as ncdu, a disk usage viewer in terminal mode. - Source: dev.to / over 1 year ago
These certainly aren't forgotten, but I like: * `ranger` file manager: https://ranger.github.io/ * `ncdu` for visualising disk usage: https://dev.yorhel.nl/ncdu * `htop` process monitor: https://htop.dev/ I just find them very intuitive,... - Source: Hacker News / over 2 years ago
Tracking Opalstack since Sep 2023.
When comparing ncdu and Opalstack, you can also consider the following products.

Baobab Disk Usage Analyzer is one of the light-weight disk analyzers that offers you a chance to view and monitor the disk usage & folder structure without any hassle.
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WinDirStat is a disk usage statistics viewer and cleanup tool, inspired by KDirStat.
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DiskUsage provides a way to find out which files and directories on the SD card of your Android...
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Filelight is an application to visualize the disk usage on your computer.
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WizTree quickly finds the files and folders using the most space on your hard drive. It scans the MFT (Master File Table) instead of crawling the entire disk which makes it very fast.
Compare WizTree to ncdu or Opalstack:

Gdu is one of the smart open-source disk analyzers specially designed for Linux that provides you complete information related to the disk space.
Compare Gdu to ncdu or Opalstack: