Nocturnal is a menu bar app for macOS that allows you to go the extra mile in controlling your display settings to reduce strain on your eyes. It includes darker than dark dimming, Night Shift fine tuning, multi-monitor support, and the ability to turn off Touch Bar on Macbook Pro.



To stay up to date install Nocturnal using Homebrew.

brew cask install joshjon-nocturnal

Alternatively, you can manually download the latest release.

Nocturnal is not currently signed with an Apple developer account. To open an unsigned app follow these steps.

  1. Control-click the app icon, then choose Open from the shortcut menu.
  2. A dialog box will appear, then click Open.

For more information refer to the offical Apple support article.

System Requirements

Nocturnal is only supported on macOS High Sierra 10.13 or later, and requires a Mac that supports Night Shift.


Nocturnal will always be free and open source, however, please consider donating if you enjoy using the app.

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