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SIWCPU-Z
Paid

Commercial software; check the developer site for current editions and prices.

 Free

Freeware. The site is funded by advertising and donations, and a paid SDK exists for…

Windows Windows, Android
  • Covers hardware, software and network in one place
  • Shows product keys and software licences
  • Per-module memory SPD data, including timings, which is hard to find anywhere else
  • Live per-core frequency and memory frequency readings
  • Windows only
  • Closed source
  • Closed source freeware; the website is ad-supported and asks you to allow ads
  • Reports hardware facts rather than monitoring temperatures over time
Downloadable app Downloadable app
Closed source Closed source
License not stated License not stated
Not stated if an account is needed No account needed
Works offline Works offline

Checked September 24, 2026

Checked September 20, 2026

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