直接比較

DissectMac対Nektony Disk Space Analyzer Pro

Two analyzers, one disk. DissectMac brings treemap views to macOS; Nektony Disk Space Analyzer Pro answers with sunburst views on macOS. Here's the honest head-to-head — and the third option nobody told you about.

Treemap vs Sunburst Freemium vs Paid
目次
  1. 直接比較
  2. DissectMac
  3. Nektony Disk Space Analyzer Pro
  4. 結論
  5. よくある質問

直接比較

DissectMacNektony Disk Space Analyzer Pro
VisualizationTreemapSunburst
PlatformmacOSmacOS
PricingFreemium
Free tier with paid unlocks at time of writing		Paid
Paid App Store purchase (around $20 at time of writing)
Open sourceNoNo
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。

DissectMac

A fast local treemap with uninstaller and live monitoring.

＋ DissectMac: 強み

  • Fast local treemaps with live disk monitoring
  • Bundled uninstaller covers app leftovers
  • Free tier for basic analysis

－ DissectMac: 弱み

  • Treemap-only visualization; no sunburst or list-first mode
  • Monitoring features overlap with free macOS tools
  • Young product with a thin review record

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

Nektony Disk Space Analyzer Pro

The Pro App Store scanner for moving or removing bulky content.

＋ Nektony Disk Space Analyzer Pro: 強み

  • Mac App Store distribution with Apple-handled updates
  • Sunburst plus move/remove actions for bulky content
  • One-time App Store purchase, no subscription

－ Nektony Disk Space Analyzer Pro: 弱み

  • App Store sandbox constrains deep scans without manual grants
  • Costs more than several equally capable rivals
  • Pro vs standard edition naming confuses buyers

レビューを読む: Nektony Disk Space Analyzer Pro → · Nektony Disk Space Analyzer Pro 代替を見る →

結論: DissectMac vs Nektony Disk Space Analyzer Pro

Choose DissectMac if you want treemap visualization on macOS. Choose Nektony Disk Space Analyzer Pro if you prefer sunburst views at paid pricing 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, DissectMac or Nektony Disk Space Analyzer Pro?

DissectMac wins on treemap visualization for macOS; Nektony Disk Space Analyzer Pro wins on sunburst views for macOS. On price, Freemium (DissectMac) vs Paid (Nektony Disk Space Analyzer Pro). 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 DissectMac or Nektony Disk Space Analyzer Pro wins on price.

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