BatteryMon vs Prefail
| BatteryMon | Prefail | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | $21/mo | — |
| Open source | No | No |
| Platforms | Windows | Linux |
| Free plan | Yes | Yes |
| SMART monitoring | Yes | Yes |
| Temperature alerts | Yes | — |
| Failure warnings | Yes | Yes |
| Remote monitoring | No | Yes |
| Supported platforms | Windows; SMART-compatible SATA, USB, FireWire and PCIe M.2 NVMe drives | Linux |
| Paid from | — | 9 /mo |
Both are listed in Best Disk Health Monitoring Software. On Everything Xiaomi, BatteryMon scores higher on our published basis.