# Lunar for Mac

> Smart brightness for external monitors.

Lunar syncs external monitor brightness with your built-in display and controls volume and contrast over DDC.

## Facts

- Price: Free, with paid upgrades
- Developer: The Low Tech Guys
- Category: Utilities
- Website: https://lunar.fyi/
- Homebrew cask: lunar
- Facts checked: 2026-10-19
- MacWorthy page: https://macworthy.com/apps/lunar/

## Install

Homebrew:

```sh
brew install --cask lunar
```

## Questions

### Is Lunar free?

Lunar is free to download and use, with paid upgrades for extra features.

### Where can I download Lunar for Mac?

Download Lunar from the developer's website (lunar.fyi). MacWorthy links only to official sources.

### Can I install Lunar from the Terminal?

Yes. With Homebrew, run `brew install --cask lunar`.

### What are good alternatives to Lunar?

Other utilities apps for Mac worth a look are DisplayBuddy (one-time purchase), BetterDisplay (free + pro), Bartender 6 (one-time purchase) and Ice (open source).

## Alternatives in Utilities

- [DisplayBuddy](https://macworthy.com/apps/displaybuddy/): Brightness and input controls for external monitors. (One-time purchase)
- [BetterDisplay](https://macworthy.com/apps/betterdisplay/): Unlock your displays. (Free + Pro)
- [Bartender 6](https://macworthy.com/apps/bartender-6/): Organize and hide menu bar icons. (One-time purchase)
- [Ice](https://macworthy.com/apps/ice/): A powerful, free menu bar manager. (Open source)
- [iStat Menus](https://macworthy.com/apps/istat-menus/): Your Mac's vital signs, in the menu bar. (One-time purchase)
- [Stats](https://macworthy.com/apps/stats/): Free system monitor for the menu bar. (Open source)
- [Amphetamine](https://macworthy.com/apps/amphetamine/): Keep your Mac awake, on your terms. (Free)
- [Keka](https://macworthy.com/apps/keka/): The macOS file archiver. (Open source)

Tags: displays, brightness