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Locus Map vs Trailence: catalog facts
Locus Map	Trailence
Freemium Free to use, with paid features available.	Free Free and open source under the Apache-2.0 licence, with no ads.
Android, iOS	Android, Web
Offline maps and offline routing Detailed route planner with elevation and surface information	Records, plans and organizes GPS tracks in one app Offline maps for use without coverage
iOS gets a Lite version Many options can make it complex for casual users	No iOS app mentioned Little documentation available on the homepage
Downloadable app	Downloadable app, Web application
Closed source	Open source
License not stated	License: Apache-2.0
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 October 2, 2026

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