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Monarch vs Sol: catalog facts
Monarch	Sol
Free Free download; the fetched page does not describe paid plans.	Free Free and open source.
macOS	macOS
Calculator with dates, time zones, units and currencies Searchable clipboard history built in	Free launcher and command palette in one Open source with active development
No Intel Mac support yet Pre-1.0 software	macOS only Smaller extension ecosystem than commercial launchers
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
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 September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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