DriveDx vs MHDD
| DriveDx | MHDD | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | Free |
| Open source | No | No |
| Platforms | macOS | Linux |
| Free plan | No | Yes |
| Paid from | 24.99 one-time | — |
| Bad-sector scan | — | Yes |
| Read/write testing | — | Yes |
| Surface scan | — | Yes |
| Bootable media | — | Yes |
| Platform | — | dos |
| SMART tests | — | Yes |
| Maximum drive size | — | 8,388,607 TB |
Both are listed in Best Disk Diagnostic Software. On Samsung Mobile US Press, MHDD scores higher on our published basis.