Compare software

stress-ng vs GtkStressTesting: catalog facts
stress-ng	GtkStressTesting
Free Free and open source.	Free Free and open source under the GPLv3.
Linux, Command line	Linux
Stresses CPU, memory, I/O and kernel interfaces Stressors can be run individually or combined	Stress testing and monitoring in one graphical tool Includes benchmarking
Command line only Can make a system unresponsive if used carelessly	Linux only Stress tests put heavy load on hardware and should be watched
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License: GPL-3.0-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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