Face à face
| Klarity Disk | WhatSize | |
|---|---|---|
| Visualization | Treemap | List |
| Platform | macOS | macOS |
| Pricing | Paid Paid one-time purchase (around $7 at time of writing) | Paid Paid one-time license (around $15 at time of writing) |
| Open source | No | No |
| Native Mac | Yes | Yes |
À jour en septembre 2026 · Les prix évoluent — vérifiez auprès du fournisseur.
Klarity Disk
A private offline analyzer with treemaps and system monitoring.
＋ Klarity Disk: Points forts
- Fully offline analysis with a no-telemetry privacy stance
- Treemap plus icicle views and a system monitor in one app
- One-time price with no subscription
－ Klarity Disk: Points faibles
- Treemap-first; no sunburst option for radial-map fans
- Smaller vendor with less social proof than category leaders
- Monitoring extras may duplicate tools you already own
Lire le test: Klarity Disk → · Klarity Disk Voir les alternatives →
WhatSize
A fast measuring sorter with column views and cleanup tools.
＋ WhatSize: Points forts
- Deep measuring with column, outline, and chart views
- Finds large, duplicate, and orphaned files beyond simple sizes
- Appeals to power users who live in column browsers
－ WhatSize: Points faibles
- Dense, technical UI with a real learning curve
- Paid license with no free tier for casual use
- Visualization is secondary to tables and lists
Lire le test: WhatSize → · WhatSize Voir les alternatives →
Verdict: Klarity Disk vs WhatSize
Choose Klarity Disk if you want treemap visualization on macOS. Choose WhatSize if you prefer list views at paid 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.
Questions fréquentes
Which is better, Klarity Disk or WhatSize?
Klarity Disk wins on treemap visualization for macOS; WhatSize wins on list views for macOS. On price, Paid (Klarity Disk) vs Paid (WhatSize). 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 Klarity Disk or WhatSize wins on price.