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DisplayBuddy vs m1ddc: catalog facts
DisplayBuddy	m1ddc
Best for: Mac or Windows users with external monitors they want to adjust without the hardware buttons	Best for: Apple Silicon Mac users who want to control external monitor settings from a terminal
Paid Paid app with a 7-day refund on full-price purchases; also available through Setapp.	Free Free and open source under the MIT license.
Windows, macOS	macOS, Command line
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	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
Paid, with no free tier mentioned Depends on the monitor supporting DDC control	Does not support Intel Macs Requires Apple's Command Line Tools
Downloadable app	Downloadable app
Not open source	Open source
License not stated	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Offline features available	Not stated if it works offline
Official website Full listing and sources Sources for DisplayBuddy displaybuddy.app Catalog checked October 1, 2026	Official website Full listing and sources Sources for m1ddc github.com/waydabber/m1ddc Catalog checked October 8, 2026

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