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DockDoor vs Command-Tab Plus: catalog facts
DockDoor	Command-Tab Plus
Free The software is free under its open-source licence. Hosting, hardware and external…	Paid Paid app with a free trial.
macOS	macOS
Hovering a Dock icon previews every open window for that application, which macOS otherwise leaves you guessing about.	Switches windows as well as apps from the keyboard Can limit the switcher to the current Space or display
This is the free application; the separately sold DockDoor Pro holds the extra features, and it needs accessibility…	Requires macOS 14 or later Paid after the trial
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 2, 2026

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