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onX Offroad vs CalTopo: catalog facts
onX Offroad	CalTopo
Paid Paid subscription with a 7-day free trial of the Elite plan.	Freemium Free to use with paid plans for additional features.
Android, iOS	Android, iOS, Web
Large database of off-road trails with difficulty ratings Offline maps and GPS navigation	Real-time collaborative editing of the same map Slope angle, snow depth, weather and public land layers
Requires a paid subscription after the trial Focused on the United States	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
Account 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.