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Intel Extreme Tuning Utility vs ThrottleStop: catalog facts
Intel Extreme Tuning Utility	ThrottleStop
Free Free from Intel.	Free Free to download from TechPowerUp.
Windows	Windows
Official first-party overclocking support from Intel Combines monitoring and stress testing in one tool	Monitors and corrects common laptop CPU throttling Supports undervolting on Intel CPUs
Only supported on unlocked K- and X-series Intel CPUs Windows only	Windows only Aimed at Intel CPUs
Downloadable app	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
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

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