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Coherence X vs Multi: catalog facts
Coherence X	Multi
Freemium The first app can be created free; further use requires a purchase.	Free Free and open source under the GPL 3.0; donations are welcome.
macOS	macOS, Command line
Separate accounts and extensions per site app Works with several Chromium-based browsers	Native notifications, file uploads and dialogs for web apps Configuration in one readable JSON file
macOS only Requires a Chrome-based browser	macOS only Setup involves editing JSON rather than a full settings interface
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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