Best Disk Space Analyzers in 2026
Updated
104 disk space analyzers ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
104ranked
2free plans on this page
$4.99/molowest paid tier
5 Oct 2026last checked
Disk Space Analyzers, one module each. A lit port is something its maker publishes; 0 of the 25 on this page have a public API.
- 76 delta API not on recordOSS not on recordFREE yesDOCS 5.4Free
- 77 Pruneapple API not on recordOSS not on recordFREE not on recordDOCS 5.3
- 78 JDiskReport API not on recordOSS not on recordFREE not on recordDOCS 5.3
- 79 godu API not on recordOSS not on recordFREE not on recordDOCS 5.3
- 80 SquirrelDisk API not on recordOSS not on recordFREE not on recordDOCS 5.3
- 81 Walker API not on recordOSS not on recordFREE yesDOCS 5.3Free
- 82 Disk Space Fan API not on recordOSS not on recordFREE not on recordDOCS 5.2
- 83 Delve API not on recordOSS not on recordFREE not on recordDOCS 5.2$4.99/mo
- 84 RidNacs API not on recordOSS not on recordFREE not on recordDOCS 5.2
- 85 SpaceLens API not on recordOSS not on recordFREE not on recordDOCS 5.1$10/mo
- 86 WhatSize API not on recordOSS not on recordFREE not on recordDOCS 5.1$14.99/mo
- 87 Klarity API not on recordOSS not on recordFREE not on recordDOCS 5.1$6.99/mo
- 88 lintree API not on recordOSS not on recordFREE not on recordDOCS 5.1
- 89 FolderScanUltra API not on recordOSS not on recordFREE not on recordDOCS 5.1
- 90 Parallel Disk Usage (pdu) API not on recordOSS not on recordFREE not on recordDOCS 5.1
- 91 DiskWave API not on recordOSS not on recordFREE not on recordDOCS 5.0
- 92 DiskBoss API not on recordOSS not on recordFREE not on recordDOCS 5.0$450/mo
- 93 Neodisk API not on recordOSS not on recordFREE not on recordDOCS 5.0
- 94 KDiskFree API not on recordOSS not on recordFREE not on recordDOCS 4.9
- 95 Directory Report API not on recordOSS not on recordFREE not on recordDOCS 4.9$21.95/mo
- 96 Disk Inventory X API not on recordOSS not on recordFREE not on recordDOCS 4.9
- 97 K4DirStat API not on recordOSS not on recordFREE not on recordDOCS 4.9
- 98 dirstat-rs API not on recordOSS not on recordFREE not on recordDOCS 4.9
- 99 ClearSweep API not on recordOSS not on recordFREE not on recordDOCS 4.8$9.99/mo
- 100 TreeMap API not on recordOSS not on recordFREE not on recordDOCS 4.8$8.25/mo
Compare all 25 in a table
| # | Platform | Score | Free plan | From | Free plan | Paid from | Desktop platforms | Treemap view |
|---|---|---|---|---|---|---|---|---|
| 76 | delta | 5.4 | Free plan | Free | — | — | — | — |
| 77 | Pruneapple | 5.3 | No | — | Yes | — | macos | No |
| 78 | JDiskReport | 5.3 | No | — | Yes | — | Windows, Mac, Linux | — |
| 79 | godu | 5.3 | No | — | Yes | — | Windows, macOS, Linux | No |
| 80 | SquirrelDisk | 5.3 | No | — | Yes | — | Windows, macOS, Linux | No |
| 81 | Walker | 5.3 | Free plan | Free | Yes | — | linux | — |
| 82 | Disk Space Fan | 5.2 | No | — | No | — | windows | No |
| 83 | Delve | 5.2 | No | $4.99/mo | No | $4.99one-time | macos | Yes |
| 84 | RidNacs | 5.2 | No | — | Yes | — | windows | No |
| 85 | SpaceLens | 5.1 | No | $10/mo | No | $10one-time | macos | Yes |
| 86 | WhatSize | 5.1 | No | $14.99/mo | No | $14.99one-time | macos | No |
| 87 | Klarity | 5.1 | No | $6.99/mo | No | $6.99one-time | macos | Yes |
| 88 | lintree | 5.1 | No | — | Yes | — | windows, macos, linux | Yes |
| 89 | FolderScanUltra | 5.1 | No | — | Yes | — | windows | — |
| 90 | Parallel Disk Usage (pdu) | 5.1 | No | — | Yes | — | Windows, macOS, Linux | No |
| 91 | DiskWave | 5.0 | No | — | Yes | — | macos | — |
| 92 | DiskBoss | 5.0 | No | $450/mo | No | $450one-time | windows | No |
| 93 | Neodisk | 5.0 | No | — | Yes | — | macos | Yes |
| 94 | KDiskFree | 4.9 | No | — | Yes | — | linux | — |
| 95 | Directory Report | 4.9 | No | $21.95/mo | No | $21.95one-time | windows | — |
| 96 | Disk Inventory X | 4.9 | No | — | Yes | — | macOS | Yes |
| 97 | K4DirStat | 4.9 | No | — | Yes | — | linux | — |
| 98 | dirstat-rs | 4.9 | No | — | Yes | — | windows, macos, linux | No |
| 99 | ClearSweep | 4.8 | No | $9.99/mo | No | $9.99one-time | windows | No |
| 100 | TreeMap | 4.8 | No | $8.25/mo | No | — | windows, macos, linux | Yes |
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