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DriveDx vs GSmartControl: catalog facts
DriveDx	GSmartControl
Paid Paid license with a free trial download.	Free Free and open source.
macOS	Windows, Linux
Detailed SMART health indicators for SSDs and HDDs Runs drive self-tests	Highlights SMART anomalies automatically Runs drive self-tests from the interface
macOS only Paid after the trial	Depends on smartmontools being installed Beware of a phishing site using a similar name
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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