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Gaia GPS vs onX Backcountry: catalog facts
Gaia GPS	onX Backcountry
Freemium Free version with a paid Premium subscription.	Paid Paid subscription with a free trial.
Android, iOS	Android, iOS
Many topographic and satellite map layers Offline map downloads	3D terrain view available offline LiDAR topo maps and slope angle shading
Advanced features require Premium Proprietary service	Requires a paid subscription after the trial Proprietary service tied to an account
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account 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.