Feature comparison

DissectMac vs Nektony Disk Space Analyzer

A free storage treemap with paid app removal and leftover cleanup. A sunburst analyzer for large files, folders, and mounted storage. See how their platforms, views, and cleanup workflows fit the way you work.

Treemap / SunburstFreemium / Freemium

Which fits your needs?

DissectMac: People who want free inspection and optional paid app/leftover cleanup.

Nektony Disk Space Analyzer: Mac users who want a sunburst and integrated file-management actions.

Features, pricing, and workflow

Scroll across to compare

FeatureDissectMacNektony Disk Space Analyzer
Best fitPeople who want free inspection and optional paid app/leftover cleanup.Mac users who want a sunburst and integrated file-management actions.
VisualizationTreemap and searchSunburst, directories, and largest-items list
Platforms and requirementsmacOS (Intel and Apple Silicon builds)macOS
Pricing and editionsMap, search, and monitor are free; Pro is listed at $12.99 once plus tax.Free download; verify the selected store edition and its in-app purchase terms.
Open sourceNoNo
Native macOS UIYesYes
Cleanup workflowPro moves selected files and app leftovers to Trash after review.Manage selected items with copy, move, and removal actions; check edition-specific availability.
Reports and portabilityThe overview does not establish scan-report export. Preserve any app-removal decisions and rescan the same folders in NullDisk.The overview does not establish a portable report format. Keep paths and the selected scan scope before comparing results in NullDisk.

DissectMac: what stands out

A good fit for people who want free inspection and optional paid app/leftover cleanup.

DissectMac: strengths

  • Free map, file search, and live monitor
  • Filters for developer files and large storage categories
  • Pro uninstaller and app-leftover cleanup

Considerations

  • In-app clearing and uninstallation require Pro
  • Treemap is the documented graphical view
  • Confirm suspected leftovers belong to apps you no longer need

Full product guide → · Alternatives →

Nektony Disk Space Analyzer: what stands out

A good fit for Mac users who want a sunburst and integrated file-management actions.

Nektony Disk Space Analyzer: strengths

  • Sunburst and largest-items browsing
  • Copy, move, or remove selected files
  • Supports external volumes and accessible cloud-storage folders

Considerations

  • Standard and Pro have separate store listings
  • Check which actions require a purchase in the selected edition
  • Mounted cloud folders do not necessarily represent an entire provider account

Full product guide → · Alternatives →

For a useful comparison on your own drive, match the scan root, access permissions, and size mode. Chart style changes how you explore the results; it does not by itself establish measurement accuracy.

Common questions

When should I choose DissectMac?

A good fit for people who want free inspection and optional paid app/leftover cleanup. Map, search, and monitor are free; Pro is listed at $12.99 once plus tax.

When should I choose Nektony Disk Space Analyzer?

A good fit for Mac users who want a sunburst and integrated file-management actions. Free download; verify the selected store edition and its in-app purchase terms.

Will both apps show the same size?

Not necessarily. Match the scan root, permissions, exclusions, and logical/allocated-size mode. Hard links, APFS clones, snapshots, sparse files, and cloud placeholders can change totals. A reported size is not a guaranteed amount recovered after deletion.

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