Head to head
| Delve | LumaDisk | |
|---|---|---|
| Visualization | Mixed | Sunburst |
| Platform | macOS | macOS + Windows |
| Pricing | Paid Paid one-time purchase (around $5 at time of writing) | Paid Paid one-time purchase (around $7 at time of writing) |
| Open source | No | No |
| Native Mac | Yes | No |
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 →
LumaDisk
A light-speed sunburst that turns your filesystem into light.
＋ LumaDisk: Strengths
- Modern sunburst visualization on both Mac and Windows
- Fast scans with a clean, contemporary interface
- Affordable one-time price
－ LumaDisk: Weaknesses
- Cross-platform toolkit feel rather than fully native Mac UI
- Newer app with a shorter track record than incumbents
- Cleanup tooling is lighter than specialist cleaners
Read the review: LumaDisk → · LumaDisk See alternatives →
Verdict: Delve vs LumaDisk
Choose Delve if you want mixed visualization on macOS. Choose LumaDisk if you prefer sunburst views at paid pricing on macOS + Windows. 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 LumaDisk?
Delve wins on mixed visualization for macOS; LumaDisk wins on sunburst views for macOS + Windows. On price, Paid (Delve) vs Paid (LumaDisk). 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 LumaDisk wins on price.