Best Disk Space Analyzers in 2026
Updated
104ranked
8free plans on this page
$0.83/molowest paid tier
9 Oct 2026last checked
Input list Disk Space Analyzers 25 channels on this page · 107 of 200 spec lines stated by the makers
Ch Tool Free planPaid fromDesktop platformsTreemap viewApplication sizesFile-type breakdownExternal drive scansExportable reports Spec sheet Score
51 Disk Xray Free plannot statedPaid from$29one-timeDesktop platformsmacosTreemap viewnot statedApplication sizesnot statedFile-type breakdownYesExternal drive scansYesExportable reportsnot stated 4/8spec lines stated 6.9
52 RaDisk Free planYesPaid fromnot statedDesktop platformswindows, macos, linuxTreemap viewnot statedApplication sizesnot statedFile-type breakdownnot statedExternal drive scansnot statedExportable reportsYes 3/8spec lines stated 6.9
53 OpenDisk Free planYesPaid fromnot statedDesktop platformsmacosTreemap viewnot statedApplication sizesnot statedFile-type breakdownnot statedExternal drive scansYesExportable reportsnot stated 3/8spec lines stated 6.9
54 Sift Free planYesPaid fromnot statedDesktop platformsmacOSTreemap viewNoApplication sizesnot statedFile-type breakdownnot statedExternal drive scansnot statedExportable reportsnot stated 3/8spec lines stated 6.9
55 Disk Analyzer Free planYesPaid fromnot statedDesktop platformswindowsTreemap viewYesApplication sizesnot statedFile-type breakdownnot statedExternal drive scansnot statedExportable reportsYes 4/8spec lines stated 6.9
56 DiskTree Free planYesPaid fromnot statedDesktop platformsmacosTreemap viewYesApplication sizesnot statedFile-type breakdownnot statedExternal drive scansnot statedExportable reportsnot stated 3/8spec lines stated 6.9
57 SpareDisk Free planNoPaid from$4.99one-timeDesktop platformsmacosTreemap viewYesApplication sizesYesFile-type breakdownYesExternal drive scansYesExportable reportsnot stated 7/8spec lines stated 6.8
58 DiskDive Free planYesPaid fromnot statedDesktop platformsmacos, windows, linuxTreemap viewYesApplication sizesnot statedFile-type breakdownnot statedExternal drive scansnot statedExportable reportsnot stated 3/8spec lines stated 6.7
59 Durs Free planYesPaid fromnot statedDesktop platformswindows, macos, linuxTreemap viewNoApplication sizesNoFile-type breakdownYesExternal drive scansnot statedExportable reportsYes 6/8spec lines stated 6.7
60 StorageScope Free planYesPaid fromnot statedDesktop platformsmacosTreemap viewnot statedApplication sizesnot statedFile-type breakdownYesExternal drive scansYesExportable reportsnot stated 4/8spec lines stated 6.6
61 DiskMapper Free planYesPaid fromnot statedDesktop platformsmacosTreemap viewYesApplication sizesYesFile-type breakdownnot statedExternal drive scansYesExportable reportsnot stated 5/8spec lines stated 6.6
62 MacStorageAtlas Free planYesPaid fromnot statedDesktop platformsmacosTreemap viewYesApplication sizesnot statedFile-type breakdownYesExternal drive scansnot statedExportable reportsnot stated 4/8spec lines stated 6.5
63 Space Gremlin Free planNoPaid from$4.99one-timeDesktop platformsmacosTreemap viewYesApplication sizesnot statedFile-type breakdownnot statedExternal drive scansYesExportable reportsnot stated 5/8spec lines stated 6.5
64 TreeLens Free planYesPaid fromnot statedDesktop platformswindowsTreemap viewYesApplication sizesnot statedFile-type breakdownYesExternal drive scansnot statedExportable reportsYes 5/8spec lines stated 6.5
65 diskbloom Free plannot statedPaid fromnot statedDesktop platformsmacos, linuxTreemap viewYesApplication sizesNoFile-type breakdownYesExternal drive scansnot statedExportable reportsNo 5/8spec lines stated 6.5
66 diskonaut Free planYesPaid fromnot statedDesktop platformsLinux, macOS, WindowsTreemap viewYesApplication sizesnot statedFile-type breakdownnot statedExternal drive scansnot statedExportable reportsnot stated 3/8spec lines stated 6.5
67 godu Free planYesPaid fromnot statedDesktop platformsWindows, macOS, LinuxTreemap viewNoApplication sizesNoFile-type breakdownNoExternal drive scansnot statedExportable reportsNo 6/8spec lines stated 6.5
68 Diskify Space Free planNoPaid fromnot statedDesktop platformsWindowsTreemap viewnot statedApplication sizesnot statedFile-type breakdownYesExternal drive scansYesExportable reportsnot stated 4/8spec lines stated 6.4
69 Duc Free planYesPaid fromnot statedDesktop platformsLinuxTreemap viewNoApplication sizesNoFile-type breakdownNoExternal drive scansnot statedExportable reportsYes 6/8spec lines stated 6.4
70 SquirrelDisk Free planYesPaid fromnot statedDesktop platformsWindows, macOS, LinuxTreemap viewNoApplication sizesNoFile-type breakdownNoExternal drive scansYesExportable reportsNo 7/8spec lines stated 6.4
71 delta Free plannot statedPaid fromnot statedDesktop platformsnot statedTreemap viewnot statedApplication sizesnot statedFile-type breakdownnot statedExternal drive scansnot statedExportable reportsnot stated 0/8spec lines stated 6.4
72 DiskSizer Free planYesPaid fromnot statedDesktop platformswindowsTreemap viewYesApplication sizesnot statedFile-type breakdownnot statedExternal drive scansnot statedExportable reportsnot stated 3/8spec lines stated 6.3
73 HDGraph Free planYesPaid fromnot statedDesktop platformswindowsTreemap viewNoApplication sizesNoFile-type breakdownNoExternal drive scansYesExportable reportsnot stated 6/8spec lines stated 6.3
74 Disk Space Analyzer Free planNoPaid from$19.95one-timeDesktop platformsmacosTreemap viewYesApplication sizesnot statedFile-type breakdownnot statedExternal drive scansYesExportable reportsYes 6/8spec lines stated 6.3
75 JDiskReport Free planYesPaid fromnot statedDesktop platformsWindows, Mac, LinuxTreemap viewnot statedApplication sizesnot statedFile-type breakdownnot statedExternal drive scansnot statedExportable reportsnot stated 2/8spec lines stated 6.3
Compare all 25 in a table
| # | Tool | Score | Free plan | From | Free plan | Paid from | Desktop platforms | Treemap view |
|---|---|---|---|---|---|---|---|---|
| 51 | Disk Xray | 6.9 | No | $29/mo | — | $29one-time | macos | — |
| 52 | RaDisk | 6.9 | No | — | Yes | — | windows, macos, linux | — |
| 53 | OpenDisk | 6.9 | Free plan | Free | Yes | — | macos | — |
| 54 | Sift | 6.9 | Free plan | $1.67/mo | Yes | — | macOS | No |
| 55 | Disk Analyzer | 6.9 | Free plan | Free | Yes | — | windows | Yes |
| 56 | DiskTree | 6.9 | Free plan | $1.25/mo | Yes | — | macos | Yes |
| 57 | SpareDisk | 6.8 | No | $4.99/mo | No | $4.99one-time | macos | Yes |
| 58 | DiskDive | 6.7 | No | — | Yes | — | macos, windows, linux | Yes |
| 59 | Durs | 6.7 | Free plan | Free | Yes | — | windows, macos, linux | No |
| 60 | StorageScope | 6.6 | No | — | Yes | — | macos | — |
| 61 | DiskMapper | 6.6 | Free plan | Free | Yes | — | macos | Yes |
| 62 | MacStorageAtlas | 6.5 | No | — | Yes | — | macos | Yes |
| 63 | Space Gremlin | 6.5 | No | $4.99/mo | No | $4.99one-time | macos | Yes |
| 64 | TreeLens | 6.5 | No | — | Yes | — | windows | Yes |
| 65 | diskbloom | 6.5 | No | — | — | — | macos, linux | Yes |
| 66 | diskonaut | 6.5 | No | — | Yes | — | Linux, macOS, Windows | Yes |
| 67 | godu | 6.5 | Free plan | Free | Yes | — | Windows, macOS, Linux | No |
| 68 | Diskify Space | 6.4 | No | $79/mo | No | — | Windows | — |
| 69 | Duc | 6.4 | No | — | Yes | — | Linux | No |
| 70 | SquirrelDisk | 6.4 | No | — | Yes | — | Windows, macOS, Linux | No |
| 71 | delta | 6.4 | Free plan | Free | — | — | — | — |
| 72 | DiskSizer | 6.3 | No | — | Yes | — | windows | Yes |
| 73 | HDGraph | 6.3 | No | — | Yes | — | windows | No |
| 74 | Disk Space Analyzer | 6.3 | No | $0.83/mo | No | $19.95one-time | macos | Yes |
| 75 | JDiskReport | 6.3 | No | — | Yes | — | Windows, Mac, Linux | — |
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