Side by side
HDD Health Monitor vs Western Digital Kitfox
Both stand on disk health monitoring software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Windows
HDD Health Monitor brings drive health indicators, alerts, and retained history into a standalone Windows utility. Its ability to read S.M.A.R.T. data depends on drive and controller support, and it requires administrator privileges.
Visit HDD Health Monitor Free plan Windows
Kitfox provides drive summaries, health checks, diagnostics, and erase options for supported WD drives on Windows 11. Check drive compatibility before relying on it, and note that Full Zeros erasure is irreversible.
Visit Western Digital KitfoxThe facts
| HDD Health Monitor | Western Digital Kitfox | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Windows | Windows |
| Lowest paid plan | Free or on request | Not published |
| Plans published | 1 | None |
| Maker | Not published | Not published |
| Website | hddmonitor.github.io | support-en.wd.com |
| On disk health monitoring software | #13 of 28 | #21 of 28 |
HDD Health Monitor: what it does well
- Monitors multiple physical drives automatically.
- Records selected health data every five seconds while running.
- Provides several drive-health and failure alerts.
- Runs without an installer or dependencies.
- Free, MIT-licensed, and requires no registration.
What to know first
- Administrator privileges are needed to read S.M.A.R.T. data.
- USB bridge support can prevent S.M.A.R.T. access.
- S.M.A.R.T. data usually cannot be read from unofficial flash drives, memory cards, or eMMC products.
- Some Windows antivirus products may incorrectly flag it as malware.
Western Digital Kitfox: what it does well
- Free utility for compatible WD drives.
- Monitors supported drive temperatures and provides SMART information.
- Offers short and extended tests with PASS or FAIL results.
- Shows drive space, configuration, speed, and security details.
What to know first
- The listed supported operating system is Windows 11.
- It is not compatible with macOS.
- Drives may appear without being supported.
- Full Zeros erasure makes data unrecoverable.
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