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ScrutinyHard Disk Sentinel
Free

Free to download and self-host.

 Freemium

A limited free version exists. The Professional edition is a paid licence.

Linux, Web, Self-hosted Windows, Linux
  • Historical S.M.A.R.T. trends per drive
  • Failure thresholds based on real world data
  • Health and estimated lifetime per drive rather than raw S.M.A.R.T. values
  • Sees drives behind many USB enclosures and RAID controllers
  • Needs a server and a collector with drive access
  • Focused on drive health only
  • The free version is limited; most features need the paid Professional edition
Self-hosted Downloadable app
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked September 23, 2026

Checked September 22, 2026

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