Compare software

m1ddc vs DisplayBuddy: catalog facts
m1ddc	DisplayBuddy
Best for: Apple Silicon Mac users who want to control external monitor settings from a terminal	Best for: Mac or Windows users with external monitors they want to adjust without the hardware buttons
Free Free and open source under the MIT license.	Paid Paid app with a 7-day refund on full-price purchases; also available through Setapp.
macOS, Command line	Windows, macOS
Controls compatible displays through DDC/CI Works with supported USB-C, DisplayPort Alt Mode, and HDMI connections All 3 strengths for m1ddc Controls compatible displays through DDC/CI Works with supported USB-C, DisplayPort Alt Mode, and HDMI connections Can be used in scripts	Controls brightness, contrast, volume and input over DDC Handles several displays from one menu All 4 strengths for DisplayBuddy 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
Does not support Intel Macs Requires Apple's Command Line Tools	Paid, with no free tier mentioned Depends on the monitor supporting DDC control
Downloadable app	Downloadable app
Open source	Not open source
License: MIT	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Offline features available
Official website Full listing and sources Sources for m1ddc github.com/waydabber/m1ddc Catalog checked October 8, 2026	Official website Full listing and sources Sources for DisplayBuddy displaybuddy.app Catalog checked October 1, 2026

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