Head to head
| Delve | DissectMac | |
|---|---|---|
| Visualization | Mixed | Treemap |
| Platform | macOS | macOS |
| Pricing | Paid Paid one-time purchase (around $5 at time of writing) | Freemium Free tier with paid unlocks at time of writing |
| Open source | No | No |
| Native Mac | Yes | Yes |
Updated September 2026 · Prices change — please verify with the vendor.
Delve
An honest APFS-aware treemap plus sunburst with collector cleanup.
＋ Delve: Strengths
- Both treemap and sunburst views with APFS-aware measurement
- Collector tray stages deletions before they happen
- Honest marketing about what can and can't be reclaimed
－ Delve: Weaknesses
- Newer entrant — fewer reviews and community resources
- macOS only, no Windows or mobile companion
- Smaller feature surface than all-in-one suites
Read the review: Delve → · Delve See alternatives →
DissectMac
A fast local treemap with uninstaller and live monitoring.
＋ DissectMac: Strengths
- Fast local treemaps with live disk monitoring
- Bundled uninstaller covers app leftovers
- Free tier for basic analysis
－ DissectMac: Weaknesses
- Treemap-only visualization; no sunburst or list-first mode
- Monitoring features overlap with free macOS tools
- Young product with a thin review record
Read the review: DissectMac → · DissectMac See alternatives →
Verdict: Delve vs DissectMac
Choose Delve if you want mixed visualization on macOS. Choose DissectMac if you prefer treemap views at freemium 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.
Frequently asked questions
Which is better, Delve or DissectMac?
Delve wins on mixed visualization for macOS; DissectMac wins on treemap views for macOS. On price, Paid (Delve) vs Freemium (DissectMac). 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 Delve or DissectMac wins on price.