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CPU-Z vs Hardinfo2: catalog facts
CPU-Z	Hardinfo2
Free Freeware. The site is funded by advertising and donations, and a paid SDK exists for…	Free Free and open source.
Windows, Android	Linux
Per-module memory SPD data, including timings, which is hard to find anywhere else Live per-core frequency and memory frequency readings	System information and benchmarks in one graphical app Actively maintained successor to hardinfo
Closed source freeware; the website is ad-supported and asks you to allow ads Reports hardware facts rather than monitoring temperatures over time	Linux only Smaller project than some other system information tools
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-2.0-or-later
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 20, 2026	Official website Full listing and sources Checked September 23, 2026

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