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.
Top 5 Nektony Disk Space Analyzer Pro alternatives
DaisyDisk
The beloved sunburst map that made disk cleanup beautiful.
Nektony Disk Space Analyzer
A fast sunburst analyzer that finds your largest space hogs.
LumaDisk
A light-speed sunburst that turns your filesystem into light.
SquirrelDisk
The easiest open-source sunburst for hunting huge files.
Harapan: NullDisk vs Nektony Disk Space Analyzer Pro
| NullDisk | Nektony Disk Space Analyzer Pro | |
|---|---|---|
| Visualization | Sunburst radial map | Sunburst |
| Platform | macOS 14+ | macOS |
| Pricing | Paid | Paid |
| Open source | No (offline, zero-data) | No |
| Cleanup flow | Staged collector → Trash | Varies by tool |
Mahahalagang katotohanan: Nektony Disk Space Analyzer Pro
| Nektony Disk Space Analyzer Pro | |
|---|---|
| Vendor | Nektony LLC |
| Platform | macOS |
| Pricing | Paid — Paid App Store purchase (around $20 at time of writing) |
| Visualization | Sunburst |
| Open source | No |
Na-update noong Setyembre 2026 · Nagbabago ang mga presyo — pakiberipika sa vendor. Presyo sa oras ng pagsulat: Paid App Store purchase (around $20 at time of writing).
Babagay ang NullDisk kung …
- 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
＋ Mga lakas
- Mac App Store distribution with Apple-handled updates
- Sunburst plus move/remove actions for bulky content
- One-time App Store purchase, no subscription
－ Mga kahinaan
- App Store sandbox constrains deep scans without manual grants
- Costs more than several equally capable rivals
- Pro vs standard edition naming confuses buyers
Mga madalas itanong
What is the best alternative to Nektony Disk Space Analyzer Pro 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 Pro users who want sunburst views and paid pricing will feel at home within minutes.
Is there a free alternative to Nektony Disk Space Analyzer Pro?
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 Pro to NullDisk?
Note the largest folders Nektony Disk Space Analyzer Pro flagged, then run the same scan in NullDisk and rebuild the cleanup in its removal collector. The full walkthrough is on our switching guide.
Sa madaling salita
Nektony Disk Space Analyzer Pro 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. Gabay sa paglipat →