正面对决
| DissectMac | OmniDiskSweeper | |
|---|---|---|
| Visualization | Treemap | List |
| Platform | macOS | macOS |
| Pricing | Freemium Free tier with paid unlocks at time of writing | Free Free freeware from The Omni Group |
| Open source | No | No |
| Native Mac | Yes | Yes |
2026年9月更新 · 价格会变,请以供应商为准。
DissectMac
A fast local treemap with uninstaller and live monitoring.
＋ DissectMac: 优点
- Fast local treemaps with live disk monitoring
- Bundled uninstaller covers app leftovers
- Free tier for basic analysis
－ DissectMac: 缺点
- Treemap-only visualization; no sunburst or list-first mode
- Monitoring features overlap with free macOS tools
- Young product with a thin review record
阅读评测: DissectMac → · DissectMac 查看替代品 →
OmniDiskSweeper
A largest-first column browser for quick, no-frills cleanup.
＋ OmniDiskSweeper: 优点
- Completely free from a trusted Mac developer
- Largest-first sorting finds big folders with zero learning curve
- Lightweight and fast on any Mac
－ OmniDiskSweeper: 缺点
- No visual map at all — pure ranked lists
- Dated interface that hasn't meaningfully evolved in years
- No collector, previews, or safety rails beyond the Trash
阅读评测: OmniDiskSweeper → · OmniDiskSweeper 查看替代品 →
结论: DissectMac vs OmniDiskSweeper
Choose DissectMac if you want treemap visualization on macOS. Choose OmniDiskSweeper if you prefer list views for free 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.
常见问题
Which is better, DissectMac or OmniDiskSweeper?
DissectMac wins on treemap visualization for macOS; OmniDiskSweeper wins on list views for macOS. On price, Freemium (DissectMac) vs Free (OmniDiskSweeper). 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 OmniDiskSweeper wins on price.