Compare software

Gaia GPS vs CalTopo: catalog facts
Gaia GPS	CalTopo
Freemium Free version with a paid Premium subscription.	Freemium Free to use with paid plans for additional features.
Android, iOS	Android, iOS, Web
Many topographic and satellite map layers Offline map downloads	Real-time collaborative editing of the same map Slope angle, snow depth, weather and public land layers
Advanced features require Premium Proprietary service	Many data layers focus on the United States Some features require a paid plan
Downloadable app	Downloadable app, Web application
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	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.