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Prime95 vs s-tui: catalog facts
Prime95	s-tui
Free Free to download and use under the GIMPS free software license.	Free Free and open source.
Windows, macOS, Linux	Linux, Command line
Standard, demanding CPU and memory stress test Builds for Windows, macOS, Linux and FreeBSD	Graphs frequency, temperature, power and load together Built-in stress test for checking cooling and throttling
Not an OSI open source license Dated interface	Terminal only Focused on the CPU rather than the whole system
Downloadable app	Downloadable app
Closed source	Open source
License: GIMPS free software license	License: GPL-2.0
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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