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GSmartControl vs Samsung Magician: catalog facts
GSmartControl	Samsung Magician
Free Free and open source.	Free Free download from Samsung for owners of supported drives.
Windows, Linux	Windows
Highlights SMART anomalies automatically Runs drive self-tests from the interface	Official firmware updates for Samsung SSDs Drive health reporting and benchmarks in one app
Depends on smartmontools being installed Beware of a phishing site using a similar name	Only works with supported Samsung drives Closed source
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

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