Face à face
| Delve | Space Radar | |
|---|---|---|
| Visualization | Mixed | Mixed |
| Platform | macOS | macOS + Windows + Linux |
| Pricing | Paid Paid one-time purchase (around $5 at time of writing) | Open source Free and open source (MIT) |
| Open source | No | Yes |
| Native Mac | Yes | No |
À jour en septembre 2026 · Les prix évoluent — vérifiez auprès du fournisseur.
Delve
An honest APFS-aware treemap plus sunburst with collector cleanup.
＋ Delve: Points forts
- Both treemap and sunburst views with APFS-aware measurement
- Collector tray stages deletions before they happen
- Honest marketing about what can and can't be reclaimed
－ Delve: Points faibles
- Newer entrant — fewer reviews and community resources
- macOS only, no Windows or mobile companion
- Smaller feature surface than all-in-one suites
Lire le test: Delve → · Delve Voir les alternatives →
Space Radar
Sunburst, treemap, and flamegraph views for disk nerds.
＋ Space Radar: Points forts
- Three visualizations including a rare flamegraph view
- Free and MIT-licensed for tinkering
- Web-tech stack runs anywhere
－ Space Radar: Points faibles
- Experimental project, not a supported product
- No deletion workflow — visualization only
- Requires comfort with GitHub releases and rough edges
Lire le test: Space Radar → · Space Radar Voir les alternatives →
Verdict: Delve vs Space Radar
Choose Delve if you want mixed visualization on macOS. 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.
Questions fréquentes
Which is better, Delve or Space Radar?
Delve wins on mixed visualization for macOS; Space Radar wins on mixed views for macOS + Windows + Linux. On price, Paid (Delve) 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 Delve or Space Radar wins on price.