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StressMyPCstress-ng
Free

Freeware for Windows.

 Free

Free and open source.

Windows Linux, Command line
  • Separate stress tests for CPU, graphics and storage
  • Can be run without installation
  • Stresses CPU, memory, I/O and kernel interfaces
  • Stressors can be run individually or combined
  • Windows only
  • Unstable or overclocked systems may crash under load
  • Command line only
  • Can make a system unresponsive if used carelessly
Downloadable app Downloadable app
Closed source Open source
License not stated License: GPL-2.0
No account needed No account needed
Works offline Works offline

Checked October 8, 2026

Checked October 2, 2026

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