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DisplayBuddyLunar

Screenshots

Lunar application presets with per-application display settingsLunar keyboard shortcut settings for monitor brightness and contrast

Best for: Mac or Windows users with external monitors they want to adjust without the hardware buttons

Best for: Mac users with external monitors who want to control them from the keyboard

Paid

Paid app with a 7-day refund on full-price purchases; also available through Setapp.

 Free + paid options

Core features are free; Lunar Pro is a $23 lifetime license with a 14-day trial.

Windows, macOS macOS
  • Controls brightness, contrast, volume and input over DDC
  • Handles several displays from one menu
  • Presets switch a whole monitor setup at once
  • Works with monitors from most major brands
  • Changes real monitor brightness over DDC rather than using an overlay
  • Native smooth control of Apple-made displays
  • Keyboard brightness keys work on external monitors
  • Can switch monitor inputs and adjust volume
  • Paid, with no free tier mentioned
  • Depends on the monitor supporting DDC control
  • macOS only, version 11 or newer for the current release
  • Some features require the paid Pro license
Downloadable app Downloadable app
Not open source Not open source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Offline features available Not stated if it works offline

Sources

Catalog checked October 1, 2026

Sources

Catalog checked September 23, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.