Side by side
OmniDiskSweeper vs rsdirstat
Both stand on disk space analyzers. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Mac
Choose OmniDiskSweeper if you want a free Mac utility for locating large files on internal or external drives, with the option to open items or remove them. Its size-ordered view and VoiceOver accessibility are useful considerations. Look elsewhere if you need a platform other than macOS.
Visit OmniDiskSweeper Free plan LinuxMacWindows
rsdirstat combines cross-platform scanning with a visual treemap, filtering, and a separate size-reporting CLI. Its self-contained delivery and installers make it practical for desktop disk analysis without a paid plan.
Visit rsdirstatThe facts
| OmniDiskSweeper | rsdirstat | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Mac | Linux, Mac, Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 1 | 1 |
| Maker | Not published | Not published |
| Website | omnigroup.com | github.com |
| On disk space analyzers | #21 of 105 | #17 of 105 |
OmniDiskSweeper: what it does well
- Free macOS utility with no download form or personal information required.
- Lists drive contents from largest to smallest.
- Can scan external drives.
- Trash is the default; Option allows direct deletion.
- macOS 26-compatible update makes the app accessible with VoiceOver.
What to know first
- Available for macOS only.
- Omni says it is updated less frequently than its other titles.
rsdirstat: what it does well
- Free plan with MIT open-source license
- Interactive squarified treemap with zoom
- Filters by extension, size, or name
- Separate CLI supports configurable top-N results
- Installers cover macOS, Linux, and Windows
What to know first
- No free trial is offered
- Latest listed release is version 0.1.2
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