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Amphetamine vs Lungo: catalog facts
Amphetamine	Lungo
Free Free on the Mac App Store.	Free Available from the Mac App Store and as a direct download.
macOS	macOS
Trigger-based rules are more flexible than a basic keep-awake toggle Completely free	One-click keep-awake from the menu bar Options to pause when locked or on battery
macOS only Some trigger setups require digging into the app's settings	macOS only Clamshell mode needs a charger and external display
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 24, 2026

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