GrandPerspective
Hacker ApprovedShares rank 4 of 7 disk usage analyzers by recommenders
Free Mac app that draws a colour treemap of disk usage, showing what takes up space; it has been around for over two decades.
Free Mac app that draws a colour treemap of disk usage, showing what takes up space; it has been around for over two decades.
11 people gave an opinion
- recommend it
- 11
- criticize it
- 0
- approval share
- 100%
Recommended in 5 of 13 months
- November 2025: not recommended
- December 2025: not recommended
- January 2026: recommended
- February 2026: not recommended
- March 2026: recommended
- April 2026: not recommended
- May 2026: recommended
- June 2026: recommended
- July 2026: recommended
- August 2026: not recommended
- September 2026: not recommended
- October 2026: not recommended
- November 2026: not recommended (month in progress)
Why it carries the badge
- 11 people recommend itNeeds 10 or more, met.
- Nobody criticizes itNeeds 2 to 1 or better, met.
- Recommended in 5 of 13 monthsNeeds 4 or more, met.
The same three rules apply to every product, and the badge can’t be bought. How the badge works
What people say about it
The reasons people give, with the number of comments that give each one. Open a reason to read what they said.
Why people recommend it
Each mark is one comment
Colour treemap shows storage clearly
“I use GP, would recommend as well; it generates great color codes tree maps of your storage.”
Comment from 2 Mar 2026 in “Anthropic Cowork feature creates 10GB VM bundle on macOS without warning” “it's really good at displaying this sort of thing, has been around for over two decades”
Comment from 2 Mar 2026 in “Anthropic Cowork feature creates 10GB VM bundle on macOS without warning” “to give me an idea of what is going on with disk usage”
Comment from 2 Mar 2026 in “Anthropic Cowork feature creates 10GB VM bundle on macOS without warning” Finds what is taking space
“You can use something like Grand Perspective app to find whats taking up all the space.”
Comment from 1 Jul 2026 in “Have You Restarted Your Computer This Week?” “to give me an idea of what is going on with disk usage”
Comment from 2 Mar 2026 in “Anthropic Cowork feature creates 10GB VM bundle on macOS without warning” “identified over 50G of junk”
Comment from 2 Mar 2026 in “Anthropic Cowork feature creates 10GB VM bundle on macOS without warning” Free, no payment needed
“GrandPerspective is free and uses the exact same visualization as WinDirStat”
Comment from 2 Jun 2026 in “Apple rejected my dictation app for using the accessibility API” “Don't pay $10 for what you can get for free”
Comment from 5 May 2026 in “Don't let your Mac's storage fill up” Long-running, well-known macOS tool
“it's really good at displaying this sort of thing, has been around for over two decades”
Comment from 2 Mar 2026 in “Anthropic Cowork feature creates 10GB VM bundle on macOS without warning” “well-known disk space usage tools for macOS”
Comment from 2 Mar 2026 in “Anthropic Cowork feature creates 10GB VM bundle on macOS without warning”
Other disk usage analyzers people recommend
The four most recommended other disk usage analyzers, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.
| Product | Recommend | Criticize | Approval | Months | Owned | Badge |
|---|---|---|---|---|---|---|
| ncdu | 22 | 1 | 96% | 7 | — | Approved |
| Leaves | 16 | 0 | 100% | 1 | — | — |
| WizTree | 12 | 0 | 100% | 6 | — | Approved |
| GrandPerspectiveThis page | 11 | 0 | 100% | 5 | — | Approved |
| WinDirStat | 11 | 2 | 85% | 5 | — | Approved |
What people said
10 of the 11 comments that mention it, newest first. Each links to the original comment.
“one of my favorite class of programs in terms of how uniquely useful they are”
“You can use something like Grand Perspective app to find whats taking up all the space.”
“GrandPerspective is free and uses the exact same visualization as WinDirStat”
“Don't pay $10 for what you can get for free”
“identified over 50G of junk”
“to give me an idea of what is going on with disk usage”
“well-known disk space usage tools for macOS”
“I use GP, would recommend as well; it generates great color codes tree maps of your storage.”
“it's really good at displaying this sort of thing, has been around for over two decades”
“GrandPerspective is pretty good too (very similar).”
Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.