Head to head
| DiskPoint | Space Radar | |
|---|---|---|
| Visualization | Treemap | Mixed |
| Platform | macOS + Windows + Linux | macOS + Windows + Linux |
| Pricing | Free Free with a privacy-focused offline stance | Open source Free and open source (MIT) |
| Open source | No | Yes |
| Native Mac | No | No |
Updated September 2026 · Prices change — please verify with the vendor.
DiskPoint
Privacy-focused free cleanup with offline visualization.
＋ DiskPoint: Strengths
- Free on three desktop platforms
- Offline analysis with a privacy-first pitch
- DaisyDisk-style cleanup flow without the price
－ DiskPoint: Weaknesses
- Qt-based UI feels cross-platform rather than native Mac
- Smaller team and thinner support resources
- Visualization polish trails the category leaders
Read the review: DiskPoint → · DiskPoint See alternatives →
Space Radar
Sunburst, treemap, and flamegraph views for disk nerds.
＋ Space Radar: Strengths
- Three visualizations including a rare flamegraph view
- Free and MIT-licensed for tinkering
- Web-tech stack runs anywhere
－ Space Radar: Weaknesses
- Experimental project, not a supported product
- No deletion workflow — visualization only
- Requires comfort with GitHub releases and rough edges
Read the review: Space Radar → · Space Radar See alternatives →
Verdict: DiskPoint vs Space Radar
Choose DiskPoint if you want treemap visualization on macOS + Windows + Linux. Choose Space Radar if you prefer mixed views for free on macOS + Windows + Linux. And if you want a native Mac sunburst with a staged collector and zero telemetry, NullDisk is the third option that beats both on workflow.
Frequently asked questions
Which is better, DiskPoint or Space Radar?
DiskPoint wins on treemap visualization for macOS + Windows + Linux; Space Radar wins on mixed views for macOS + Windows + Linux. On price, Free (DiskPoint) vs Open source (Space Radar). The honest answer depends on your OS and whether you prefer maps or lists — read the verdict below.
Is there something better than both?
If you want a native Mac sunburst with allocated-size honesty, a staged removal collector, and zero data collection, NullDisk beats both on workflow — even where DiskPoint or Space Radar wins on price.