正面对决

OmniDiskSweeper对Space Radar

Two analyzers, one disk. OmniDiskSweeper brings list 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.

正面对决

OmniDiskSweeperSpace Radar
VisualizationListMixed
PlatformmacOSmacOS + Windows + Linux
PricingFree
Free freeware from The Omni Group
Open source
Free and open source (MIT)
Open sourceNoYes
Native MacYesNo

2026年9月更新 · 价格会变,请以供应商为准。

OmniDiskSweeper

A largest-first column browser for quick, no-frills cleanup.

+ OmniDiskSweeper: 优点

  • Completely free from a trusted Mac developer
  • Largest-first sorting finds big folders with zero learning curve
  • Lightweight and fast on any Mac

- OmniDiskSweeper: 缺点

  • No visual map at all — pure ranked lists
  • Dated interface that hasn't meaningfully evolved in years
  • No collector, previews, or safety rails beyond the Trash

阅读评测: OmniDiskSweeper → · OmniDiskSweeper 查看替代品 →

Space Radar

Sunburst, treemap, and flamegraph views for disk nerds.

+ Space Radar: 优点

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

- Space Radar: 缺点

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

阅读评测: Space Radar → · Space Radar 查看替代品 →

结论: OmniDiskSweeper vs Space Radar

Choose OmniDiskSweeper if you want list 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.

常见问题

Which is better, OmniDiskSweeper or Space Radar?

OmniDiskSweeper wins on list visualization for macOS; Space Radar wins on mixed views for macOS + Windows + Linux. On price, Free (OmniDiskSweeper) 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 OmniDiskSweeper or Space Radar wins on price.

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