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GrandPerspective vs JDiskReport

Two analyzers, one disk. GrandPerspective 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.

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GrandPerspectiveJDiskReport
VisualizationTreemapCharts
PlatformmacOSWindows + Mac + Linux (Java)
PricingOpen source
Free and open source (GPL); small App Store fee for the packaged build
Free
Free of charge from JGoodies
Open sourceYesNo
Native MacYesNo

Opdateret september 2026 · Priser ændres — verificér hos leverandøren.

GrandPerspective

The tiny open-source treemap that shows your biggest files instantly.

+ GrandPerspective: Styrker

  • Free and open source with a tiny footprint
  • Treemap rectangles make the single biggest space hog obvious
  • Fast rescans and a loyal power-user community

- GrandPerspective: Svagheder

  • Treemap UI is utilitarian — no sunburst, no guided cleanup
  • No collector tray or duplicate finder; deletion is file-by-file
  • Development pace is slow compared with commercial rivals

Læs anmeldelsen: GrandPerspective → · GrandPerspective Se alternativer →

JDiskReport

Java statistics charts that find your most obsolete folders.

+ JDiskReport: Styrker

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

- JDiskReport: Svagheder

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

Læs anmeldelsen: JDiskReport → · JDiskReport Se alternativer →

Dom: GrandPerspective vs JDiskReport

Choose GrandPerspective 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.

Ofte stillede spørgsmål

Which is better, GrandPerspective or JDiskReport?

GrandPerspective wins on treemap visualization for macOS; JDiskReport wins on charts views for Windows + Mac + Linux (Java). On price, Open source (GrandPerspective) 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 GrandPerspective or JDiskReport wins on price.

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