NullDisk our pick
A native macOS disk-space analyzer with an interactive radial map. Native SwiftUI, allocated-size honesty, staged Trash-based removal, zero data collection.
Contenido
Top 5 Nektony Disk Space Analyzer alternatives
DaisyDisk
The beloved sunburst map that made disk cleanup beautiful.
Nektony Disk Space Analyzer Pro
The Pro App Store scanner for moving or removing bulky content.
LumaDisk
A light-speed sunburst that turns your filesystem into light.
SquirrelDisk
The easiest open-source sunburst for hunting huge files.
Cara a cara: NullDisk vs Nektony Disk Space Analyzer
| NullDisk | Nektony Disk Space Analyzer | |
|---|---|---|
| Visualization | Sunburst radial map | Sunburst |
| Platform | macOS 14+ | macOS |
| Pricing | Paid | Freemium |
| Open source | No (offline, zero-data) | No |
| Cleanup flow | Staged collector → Trash | Varies by tool |
Datos clave: Nektony Disk Space Analyzer
| Nektony Disk Space Analyzer | |
|---|---|
| Vendor | Nektony LLC |
| Platform | macOS |
| Pricing | Freemium — Free scan; full features via yearly subscription or lifetime unlock |
| Visualization | Sunburst |
| Open source | No |
Actualizado en septiembre de 2026 · Los precios cambian: verifícalos con el proveedor. Precio al cierre: Free scan; full features via yearly subscription or lifetime unlock.
NullDisk te conviene si …
- Honest one-time purchase instead of subscriptions or gated tiers.
- Fully offline with a published zero-data policy — nothing ever leaves your Mac.
- A staged removal collector: queue suspects, review, then Trash everything together.
Pros & cons
＋ Puntos fuertes
- Sunburst view in the same visual family as DaisyDisk and NullDisk
- Free scan before paying anything
- Nektony ships a whole Mac-utility ecosystem around it
－ Puntos débiles
- Subscription tier for full features where rivals charge once
- Interface carries the house style of a utility bundle
- Largest-file focus can miss distributed cruft
Preguntas frecuentes
What is the best alternative to Nektony Disk Space Analyzer for Mac?
For most Mac users it's NullDisk: native SwiftUI, a radial sunburst map, a staged removal collector, and zero data collection. Nektony Disk Space Analyzer users who want sunburst views and freemium pricing will feel at home within minutes.
Is there a free alternative to Nektony Disk Space Analyzer?
Yes — GrandPerspective and Disk Inventory X are free and open source with genuine treemap analysis. They lack NullDisk's collector workflow and sunburst map, but they find the biggest hogs fast.
How do I switch from Nektony Disk Space Analyzer to NullDisk?
Note the largest folders Nektony Disk Space Analyzer flagged, then run the same scan in NullDisk and rebuild the cleanup in its removal collector. The full walkthrough is on our switching guide.
En resumen
Nektony Disk Space Analyzer is a capable tool for sunburst fans on macOS. But if you want the whole job — see, stage, and safely remove — done natively on a modern Mac, NullDisk is the upgrade. Guía de cambio →