直接比較

Disk Inventory X対JDiskReport

Two analyzers, one disk. Disk Inventory X brings treemap views to macOS; JDiskReport answers with charts views on Windows + Mac + Linux (Java). Here's the honest head-to-head — and the third option nobody told you about.

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

直接比較

Disk Inventory XJDiskReport
VisualizationTreemapCharts
PlatformmacOSWindows + Mac + Linux (Java)
PricingOpen source
Free and open source; community Xs/Y builds target Apple Silicon		Free
Free of charge from JGoodies
Open sourceYesNo
Native MacYesNo

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 →

JDiskReport

Java statistics charts that find your most obsolete folders.

＋ JDiskReport: 強み

  • Rich statistics: size, age, and file-type distributions
  • Free on every Java-capable platform
  • Top-50 lists answer 'what's biggest' instantly

－ JDiskReport: 弱み

  • Java UI feels alien on a modern Mac
  • No deletion workflow — analysis only
  • Aging codebase with infrequent updates

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

結論: Disk Inventory X vs JDiskReport

Choose Disk Inventory X if you want treemap visualization with open-source transparency on macOS. Choose JDiskReport if you prefer charts views for free on Windows + Mac + Linux (Java). 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 JDiskReport?

Disk Inventory X wins on treemap visualization for macOS; JDiskReport wins on charts views for Windows + Mac + Linux (Java). On price, Open source (Disk Inventory X) vs Free (JDiskReport). 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 JDiskReport wins on price.

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