Cairo Secure Eraser vs OW Shredder
| Cairo Secure Eraser | OW Shredder | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | Windows | Windows |
| Free plan | Yes | Yes |
| Folder shredding | Yes | Yes |
| Shredding standards | gutmann | custom |
| Windows support | Yes | Yes |
| macOS support | No | No |
| Linux support | No | No |
| Free-space shredding | — | Yes |
Both are listed in Best Secure File Shredding Software. On Samsung Mobile US Press, OW Shredder scores higher on our published basis.