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WebCatalog vs Multi: catalog facts
WebCatalog	Multi
Freemium Free to download; accounts are offered on the site for additional features.	Free Free and open source under the GPL 3.0; donations are welcome.
Windows, macOS, Linux, Web, Browser extension	macOS, Command line
Gives web apps their own windows and dock icons Keeps multiple accounts signed in at once	Native notifications, file uploads and dialogs for web apps Configuration in one readable JSON file
Apps are still websites and need a connection to work Pricing details are not clear from the homepage	macOS only Setup involves editing JSON rather than a full settings interface
Downloadable app, Browser extension	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 1, 2026	Official website Full listing and sources Checked October 2, 2026

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