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Space Radar vs SquirrelDisk

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

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Space RadarSquirrelDisk
VisualizationMixedSunburst
PlatformmacOS + Windows + LinuxmacOS + Windows + Linux
PricingOpen source
Free and open source (MIT)
Open source
Free and open source (AGPL-3.0)
Open sourceYesYes
Native MacNoNo

Na-update noong Setyembre 2026 · Nagbabago ang mga presyo — pakiberipika sa vendor.

Space Radar

Sunburst, treemap, and flamegraph views for disk nerds.

+ Space Radar: Mga lakas

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

- Space Radar: Mga kahinaan

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

Basahin ang review: Space Radar → · Space Radar Tingnan ang mga alternatibo →

SquirrelDisk

The easiest open-source sunburst for hunting huge files.

+ SquirrelDisk: Mga lakas

  • Free and open source on every desktop OS
  • Genuinely easy sunburst experience
  • No account, no telemetry, no upsell

- SquirrelDisk: Mga kahinaan

  • Java-based UI rather than native Mac controls
  • No collector tray or staged-removal workflow
  • Solo-maintainer pace on features and fixes

Basahin ang review: SquirrelDisk → · SquirrelDisk Tingnan ang mga alternatibo →

Hatol: Space Radar vs SquirrelDisk

Choose Space Radar if you want mixed visualization with open-source transparency on macOS + Windows + Linux. Choose SquirrelDisk if you prefer sunburst 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.

Mga madalas itanong

Which is better, Space Radar or SquirrelDisk?

Space Radar wins on mixed visualization for macOS + Windows + Linux; SquirrelDisk wins on sunburst views for macOS + Windows + Linux. On price, Open source (Space Radar) vs Open source (SquirrelDisk). 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 Space Radar or SquirrelDisk wins on price.

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