Trail Sense
Trail Sense is a free, open-source maps and navigation app for Android. Use your phone's sensors to assist with wilderness treks. It has 2,921 GitHub stars and is released under the MIT license, and you can install it from F-Droid and Google Play.
- Android
- Kotlin
- Maps & navigation
- Actively maintained
About Trail Sense
Explore beyond the reaches of the Internet with Trail Sense. Designed for hiking, backpacking, camping, and geocaching Place beacons and navigate to them Use as a compass (only available on devices with a compass sensor) Follow paths Retrace your steps with backtrack Use a photo as a map Plan what to pack Be alerted before the sun sets Predict the weather (only available on devices with a barometer sensor) Use your phone as a flashlight And much more!
Privacy and F-Droid
F-Droid builds Trail Sense from its published source code and flags anti-features such as ads, tracking or reliance on non-free services.
No anti-features flagged on the latest F-Droid build.
Screenshots
Screenshots from the app's F-Droid listing.
Similar apps
More open-source maps and navigation apps
Organic Maps
organicmaps/organicmaps
Get reliable offline maps with GPS navigation for hiking, cycling, and travel.
OfficialMaps & navigationAndroidiOS
OsmAnd~
osmandapp/OsmAnd
Global Mobile Map Viewing & Navigation for Offline and Online OSM Maps.
OfficialMaps & navigationAndroidiOS
StreetComplete
streetcomplete/StreetComplete
OpenStreetMap surveyor app.
OfficialMaps & navigationAndroid
GPSLogger
mendhak/gpslogger
A lightweight GPS logger, battery efficient, GPX/KML, add notes, share, upload.
Maps & navigationAndroid
GPSTest
barbeau/gpstest
An app for testing GPS and GNSS capabilities of a device.
Maps & navigationAndroid
SatDump
SatDump/SatDump
A generic satellite data processing software.
Maps & navigationAndroid
What is Trail Sense?
Trail Sense is a free, open-source maps and navigation app for Android. Use your phone's sensors to assist with wilderness treks. It has 2,921 GitHub stars and is released under the MIT license, and you can install it from F-Droid and Google Play.
Is Trail Sense free and open source?
Yes. Trail Sense's source code is public on GitHub under the MIT license, which is OSI-approved or FSF-free. F-Droid, which builds it from source, flags no anti-features such as ads or tracking on its latest build.
How do I install Trail Sense?
You can install Trail Sense from F-Droid (package com.kylecorry.trail_sense) and from Google Play; the links are on this page. Its GitHub repository also publishes releases (latest: 8.2.0).
Is Trail Sense still maintained?
The repository's most recent commit was on Oct 8, 2026. Its F-Droid listing was last updated on Sep 7, 2026. appsgit only lists apps whose repository had a commit in the last six months.