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Monarch vs Browser Deputy: catalog facts
Monarch	Browser Deputy
Free Free download; the fetched page does not describe paid plans.	Paid 14-day free trial, then a one-time purchase for up to three Macs.
macOS	macOS
Calculator with dates, time zones, units and currencies Searchable clipboard history built in	Searches browser bookmarks and history from any app Searches menu items of the frontmost app
No Intel Mac support yet Pre-1.0 software	macOS only, version 13 or later Not available on the Mac App Store
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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