Side by side
Active@ Hard Disk Monitor vs Stellar Drive Monitor
Both stand on disk diagnostic 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
Choose Active@ Hard Disk Monitor for Windows-based disk health checks, temperature tracking, and automatic alerts. Personal users can start with Freeware; businesses needing remote monitoring should consider Professional, which supports up to 3 remote PCs.
Visit Active@ Hard Disk Monitor
Free plan MacWindows
Choose Stellar Drive Monitor if you want local drive health checks, SMART reports, bad-sector scans, or drive cloning on Windows or macOS. Look elsewhere if remote monitoring is a requirement or you need USB pen-drive model and SMART details.
Visit Stellar Drive MonitorThe facts
| Active@ Hard Disk Monitor | Stellar Drive Monitor | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | No | Not published |
| Runs on | Windows | Mac, Windows |
| Lowest paid plan | Professional - General license: $49.95, paid once | Standard: $19.99, paid once |
| Plans published | 4 | 1 |
| Maker | Not published | Not published |
| Website | disk-monitor.com | stellarinfo.com |
| On disk diagnostic software | #3 of 24 | #14 of 24 |
Active@ Hard Disk Monitor: what it does well
- Monitors disk health with S.M.A.R.T. and scans for bad sectors.
- Runs in the background, including at Windows startup.
- Tracks temperature history and shows current temperature in the system tray.
- Sends email or popup alerts for critical conditions.
- Creates event logs and S.M.A.R.T. reports over time.
What to know first
- Available for Windows only.
- Freeware is for personal use only.
- Professional remote monitoring is limited to 3 PCs.
Stellar Drive Monitor: what it does well
- Reports real-time drive temperature, performance, and health.
- Saves SMART attributes in reports for later comparison.
- Scans disks for bad sectors and shows a block table.
- Cloning copies drive data to a target drive.
- Free download checks disk status, SMART status, partitions, and disks.
What to know first
- Remote monitoring is unavailable.
- USB pen drives lack SMART status, model, and serial number details.
- The Standard plan covers one system.
Alternatives to Active@ Hard Disk Monitor Alternatives to Stellar Drive Monitor The whole list