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AIDA64 Extreme vs Speccy: catalog facts
AIDA64 Extreme	Speccy
Paid A paid licence is required after the trial.	Freemium A free version is available. Speccy Professional is a paid licence.
Windows	Windows
Extremely detailed hardware and software inventory with exportable reports Sensor readings can be sent to an external display or a remote client	One page answers what hardware is in the machine and how hot it is Snapshots can be saved or shared when asking for help
Paid licence with a time-limited trial Windows only	Development has slowed considerably The Professional edition with automatic updates is paid
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 22, 2026

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