From each maker's own pages, read 18 October 2026. Where a maker does not say something, we write "not stated" rather than guess. Each of these apps is good at something, and we say what.
DaisyDisk, CleanMyMac, OmniDiskSweeper and GrandPerspective are trademarks of their owners. Their icons are shown only to identify each app.
| Question | DiskKind | DaisyDisk | CleanMyMac | OmniDiskSweeper | GrandPerspective |
|---|---|---|---|---|---|
| Shows what you would really get back | Per item, clones and snapshots counted | Not stated | Not stated | Not stated | Not stated |
| System Data | Opened up into named parts | Hidden space in three parts | Not stated | Not covered | Not covered |
| How it removes files | Moves to the Trash, never deletes | Deletes permanently | Not stated | Moves to the Trash | Not stated |
| Reasons for each suggestion | Rule and source on every one | Makes no suggestions | A closed safety database | Makes no suggestions | Makes no suggestions |
| The map | Nested, fills in while it scans | Sunburst | Space Lens | A ranked list | Treemap |
| Price | Free. Pro $29 once | $9.99 once | From $3.33 a month | Free | Free |
DiskKindPer item, clones and snapshots countedDaisyDiskNot statedCleanMyMacNot statedOmniDiskSweeperNot statedGrandPerspectiveNot statedDiskKindOpened up into named partsDaisyDiskHidden space in three partsCleanMyMacNot statedOmniDiskSweeperNot coveredGrandPerspectiveNot coveredDiskKindMoves to the Trash, never deletesDaisyDiskDeletes permanentlyCleanMyMacNot statedOmniDiskSweeperMoves to the TrashGrandPerspectiveNot statedDiskKindRule and source on every oneDaisyDiskMakes no suggestionsCleanMyMacA closed safety databaseOmniDiskSweeperMakes no suggestionsGrandPerspectiveMakes no suggestionsDiskKindNested, fills in while it scansDaisyDiskSunburstCleanMyMacSpace LensOmniDiskSweeperA ranked listGrandPerspectiveTreemapDiskKindFree. Pro $29 onceDaisyDisk$9.99 onceCleanMyMacFrom $3.33 a monthOmniDiskSweeperFreeGrandPerspectiveFreeYes. Both map your disk. DiskKind adds how much each item would really give back, opens up System Data, explains every suggestion, and moves to the Trash instead of deleting.
For storage, yes. DiskKind is a disk space analyzer, not a full maintenance suite: it has no malware scan or speed tools. It is free to scan and clear, with Pro at $29 once instead of a subscription.
Yes. DiskKind is free to scan, map and move to the Trash. OmniDiskSweeper and GrandPerspective are free too.
The map, the evidence and the Trash plan work in your browser, with invented data.
