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CalTopo vs Garmin BaseCamp: catalog facts
CalTopo	Garmin BaseCamp
Freemium Free to use with paid plans for additional features.	Free Free download from Garmin.
Android, iOS, Web	Windows, macOS
Real-time collaborative editing of the same map Slope angle, snow depth, weather and public land layers	Plans routes on a computer before a trip Organizes waypoints, tracks and maps in one place
Many data layers focus on the United States Some features require a paid plan	Built around Garmin devices and maps Closed source
Downloadable app, Web application	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
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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