Side by side
HDD Health Monitor vs HDDlife
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
Choose HDDlife if you use Windows with hard disk drives or SATA SSDs and want drive health alerts and status details. Look elsewhere if you need NVMe or M.2 support, or if your USB drive controller does not provide the required S.M.A.R.T. commands.
Visit HDDlifeThe facts
| HDD Health Monitor | HDDlife | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | No |
| Runs on | Windows | Windows |
| Lowest paid plan | Free or on request | Professional: $19, paid once |
| Plans published | 1 | 4 |
| Maker | Not published | Not published |
| Website | hddmonitor.github.io | hddlife.com |
| On disk health monitoring software | #13 of 28 | #14 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.
HDDlife: what it does well
- Analyzes more than 20 S.M.A.R.T. parameters.
- Shows temperature, free space, power-on time, and estimated remaining life.
- Includes silent mode and reduced power consumption controls.
- Regular users can access all functions without administrator rights.
- The 14-day trial includes all program features.
What to know first
- Only available for Windows.
- NVMe and M.2 drives are unsupported.
- Some USB controllers do not pass through required S.M.A.R.T. commands.
- Professional covers one PC.
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