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BookMacster vs WebCull: catalog facts
BookMacster	WebCull
Paid Commercial app from Sheep Systems; check the site for current pricing.	Freemium Sign-up is free; a separate pricing page lists paid plans.
macOS	Windows, macOS, Web, Browser extension
Tagging and alphabetizing for browser bookmarks Works with Safari bookmarks	Search by keywords pulled from saved pages Optional end-to-end encryption
macOS only Requires macOS 11 or later for current versions	Hosted service with no self-hosted option Paid plan details are not shown on the homepage
Downloadable app	Downloadable app, Web application, Browser extension
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	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.