直接比較

Disk Inventory X対OmniDiskSweeper

Two analyzers, one disk. Disk Inventory X brings treemap views to macOS; OmniDiskSweeper answers with list views on macOS. Here's the honest head-to-head — and the third option nobody told you about.

Treemap vs List Open source vs Free
目次
  1. 直接比較
  2. Disk Inventory X
  3. OmniDiskSweeper
  4. 結論
  5. よくある質問

直接比較

Disk Inventory XOmniDiskSweeper
VisualizationTreemapList
PlatformmacOSmacOS
PricingOpen source
Free and open source; community Xs/Y builds target Apple Silicon		Free
Free freeware from The Omni Group
Open sourceYesNo
Native MacYesYes

2026年9月更新 · 価格は変動します。提供元でご確認ください。

Disk Inventory X

The classic treemap visualizer, revived for Apple Silicon Macs.

＋ Disk Inventory X: 強み

  • Free and open source with decades of trust
  • Treemap plus file-type breakdowns in one window
  • Community revival builds run natively on Apple Silicon

－ Disk Inventory X: 弱み

  • Interface shows its age despite the revival builds
  • No collector tray, previews, or modern sandbox handling
  • Fork landscape (X vs Xs vs Y) can confuse new users

レビューを読む: Disk Inventory X → · Disk Inventory X 代替を見る →

OmniDiskSweeper

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

＋ OmniDiskSweeper: 強み

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

－ OmniDiskSweeper: 弱み

  • 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

レビューを読む: OmniDiskSweeper → · OmniDiskSweeper 代替を見る →

結論: Disk Inventory X vs OmniDiskSweeper

Choose Disk Inventory X if you want treemap visualization with open-source transparency on macOS. Choose OmniDiskSweeper if you prefer list views for free on macOS. 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.

よくある質問

Which is better, Disk Inventory X or OmniDiskSweeper?

Disk Inventory X wins on treemap visualization for macOS; OmniDiskSweeper wins on list views for macOS. On price, Open source (Disk Inventory X) vs Free (OmniDiskSweeper). 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 Disk Inventory X or OmniDiskSweeper wins on price.

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