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Trail Sense vs AlpineQuest: catalog facts
Trail Sense	AlpineQuest
Free Free and open source under the MIT licence.	Freemium A free version is available alongside a paid full version on Google Play.
Android	Android
Designed to work without an internet connection Beacons, backtracking and path following in one app	Caches online topo maps for use without coverage Supports file-based maps such as MemoryMap
Compass needs a phone with a compass sensor Android only	Android only, with no iOS version No technical support on LineageOS or /e/OS
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	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 October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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