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Lungo vs Adrafinil: catalog facts
Lungo	Adrafinil
Free Available from the Mac App Store and as a direct download.	Free Free and open source under the MIT licence.
macOS	macOS
One-click keep-awake from the menu bar Options to pause when locked or on battery	Works with the lid fully closed and the screen locked Sleeps automatically when the last agent session ends
macOS only Clamshell mode needs a charger and external display	macOS only Built for AI agent sessions rather than general wake control
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: MIT
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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