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Delve vs Space Radar

Two analyzers, one disk. Delve brings mixed views to macOS; Space Radar answers with mixed views on macOS + Windows + Linux. Here's the honest head-to-head — and the third option nobody told you about.

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DelveSpace Radar
VisualizationMixedMixed
PlatformmacOSmacOS + Windows + Linux
PricingPaid
Paid one-time purchase (around $5 at time of writing)
Open source
Free and open source (MIT)
Open sourceNoYes
Native MacYesNo

Actualizado en septiembre de 2026 · Los precios cambian: verifícalos con el proveedor.

Delve

An honest APFS-aware treemap plus sunburst with collector cleanup.

+ Delve: Puntos fuertes

  • 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: Puntos débiles

  • Newer entrant — fewer reviews and community resources
  • macOS only, no Windows or mobile companion
  • Smaller feature surface than all-in-one suites

Leer el análisis: Delve → · Delve Ver alternativas →

Space Radar

Sunburst, treemap, and flamegraph views for disk nerds.

+ Space Radar: Puntos fuertes

  • Three visualizations including a rare flamegraph view
  • Free and MIT-licensed for tinkering
  • Web-tech stack runs anywhere

- Space Radar: Puntos débiles

  • Experimental project, not a supported product
  • No deletion workflow — visualization only
  • Requires comfort with GitHub releases and rough edges

Leer el análisis: Space Radar → · Space Radar Ver alternativas →

Veredicto: 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.

Preguntas frecuentes

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.

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