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Lungo vs Capsomnia: catalog facts
Lungo	Capsomnia
Free Available from the Mac App Store and as a direct download.	Free Free and open source under the MIT license.
macOS	macOS
One-click keep-awake from the menu bar Options to pause when locked or on battery	Uses the Caps Lock key as a physical keep-awake switch Supports closed-lid MacBook work
macOS only Clamshell mode needs a charger and external display	The signed installer requires macOS 14 or later on Apple silicon Source installation requires macOS 13.5 or later on Intel
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: MIT
No account needed	No account 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 8, 2026

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