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AirStats vs XRG: catalog facts
AirStats	XRG
Free Free with no account, trial or paid tier.	Free Free and open source.
macOS	macOS
Very low CPU and memory footprint 24-hour history for each metric	Graphs many resources in one compact window Includes temperature and battery readings
macOS only Newer project with a short track record	macOS only Weather and stock modules are unrelated extras
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
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.