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LunarDisplayBuddy
Freemium

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

 Paid

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

macOS Windows, macOS
  • Changes real monitor brightness over DDC rather than using an overlay
  • Native smooth control of Apple-made displays
  • Controls brightness, contrast, volume and input over DDC
  • Handles several displays from one menu
  • macOS only, version 11 or newer for the current release
  • Some features require the paid Pro license
  • Paid, with no free tier mentioned
  • Depends on the monitor supporting DDC control
Downloadable app Downloadable app
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Works offline

Checked September 23, 2026

Checked October 1, 2026

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