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StableBit Scannersmartmontools
Paid

Costs $29.95, with a fully functional 30-day free trial.

 Free

Free and open source under the GNU GPL version 2.

Windows Windows, macOS, Linux, Command line
  • Continuous background surface scans of all drives
  • Health monitoring with alerts when parameters change
  • Often gives advance warning of disk degradation before data is lost
  • smartd monitors on a schedule and notifies you, rather than waiting to be asked
  • Windows only
  • Paid after the 30-day trial
  • Command-line only; interpreting the attribute values takes some learning
  • Attribute meanings vary by manufacturer and are not always documented
Downloadable app Downloadable app
Closed source Open source
License: Proprietary License: GPL-2.0
Not stated if an account is needed No account needed
Works offline Works offline

Checked October 2, 2026

Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.