Which fits your needs?
Nektony Disk Space Analyzer: Mac users who want a sunburst and integrated file-management actions.
Space Lens (CleanMyMac): Existing CleanMyMac users who want visual disk exploration within their suite.
Features, pricing, and workflow
Scroll across to compare
| Feature | Nektony Disk Space Analyzer | Space Lens (CleanMyMac) |
|---|---|---|
| Best fit | Mac users who want a sunburst and integrated file-management actions. | Existing CleanMyMac users who want visual disk exploration within their suite. |
| Visualization | Sunburst, directories, and largest-items list | Bubble-map storage explorer |
| Platforms and requirements | macOS | macOS |
| Pricing and editions | Free download; verify the selected store edition and its in-app purchase terms. | Part of CleanMyMac; check current subscription/one-time plans and edition availability. |
| Open source | No | No |
| Native macOS UI | Yes | Yes |
| Cleanup workflow | Manage selected items with copy, move, and removal actions; check edition-specific availability. | Add selections to the cleanup list, review them, then run the module’s removal action. |
| Reports and portability | The overview does not establish a portable report format. Keep paths and the selected scan scope before comparing results in NullDisk. | Keep screenshots and paths from Space Lens. The cited manual does not establish report interoperability with NullDisk. |
Nektony Disk Space Analyzer: what stands out
A good fit for Mac users who want a sunburst and integrated file-management actions.
Nektony Disk Space Analyzer: strengths
- Sunburst and largest-items browsing
- Copy, move, or remove selected files
- Supports external volumes and accessible cloud-storage folders
Considerations
- Standard and Pro have separate store listings
- Check which actions require a purchase in the selected edition
- Mounted cloud folders do not necessarily represent an entire provider account
Space Lens (CleanMyMac): what stands out
A good fit for existing CleanMyMac users who want visual disk exploration within their suite.
Space Lens (CleanMyMac): strengths
- Bubble visualization of local and external storage
- Folder-by-folder browsing and a reviewed removal list
- Part of the broader CleanMyMac maintenance suite
Considerations
- A suite module rather than a standalone purchase
- Check module availability in your CleanMyMac edition
- Suite licensing may be more than needed for disk analysis alone
For a useful comparison on your own drive, match the scan root, access permissions, and size mode. Chart style changes how you explore the results; it does not by itself establish measurement accuracy.
Common questions
When should I choose Nektony Disk Space Analyzer?
A good fit for Mac users who want a sunburst and integrated file-management actions. Free download; verify the selected store edition and its in-app purchase terms.
When should I choose Space Lens (CleanMyMac)?
A good fit for existing CleanMyMac users who want visual disk exploration within their suite. Part of CleanMyMac; check current subscription/one-time plans and edition availability.
Will both apps show the same size?
Not necessarily. Match the scan root, permissions, exclusions, and logical/allocated-size mode. Hard links, APFS clones, snapshots, sparse files, and cloud placeholders can change totals. A reported size is not a guaranteed amount recovered after deletion.
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