SpaceObServer vs WhatSize
| SpaceObServer | WhatSize | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | Yes |
| Paid from | — | $14.99/mo |
| Open source | No | No |
| Platforms | Windows | macOS |
| Free plan | No | No |
| Desktop platforms | windows | macos |
| Treemap view | Yes | No |
| File-type breakdown | Yes | Yes |
| External drive scans | Yes | Yes |
| Exportable reports | Yes | Yes |
| Scan scope | files_folders | files_folders_apps |
| Paid from | — | $14.99one-time |
| Application sizes | — | Yes |
Both are listed in Best Disk Space Analyzers. On Inferse, SpaceObServer scores higher on our published basis.