About Cairn: Hiking & Outdoor Trail Safety

Cairn helps you get home safely from any outdoor adventure — hikes, runs, climbs, etc. Easily share your plans with loved ones, record your track, find spots with cell coverage, download maps for offline use, and see stats on your route.

Named one of the three best map apps for navigating the wilderness by Outside Magazine.

GET FOUND IF YOU’RE OVERDUE
• Notifications: Safety contacts are notified when you’re past due
• Live tracking: Contacts can see your GPS location during your trip or hike
• Rescue advice: Contacts get important info needed to make intelligent rescue initiation decisions

STAY CONNECTED IN THE OUTDOORS
• Know where others have found cell coverage
• Download topo maps that are designed specifically for outdoor pursuits

SEE TRAIL STATS
• Get live distance, elevation gain and ETA stats for 4000+ hiking routes, summits, and trails worldwide
• Record and save your track

CAIRN IS
+ Easy: It only takes a minute to set up a Cairn
+ Open: Share plans with anyone – no app required to view
+ Flexible: Great for hiking, backpacking, trail running, horseback riding, skiing, cycling, rock climbing, camping, hunting, fishing, boating and more

Have feedback? Get in touch at [email protected].

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Great tracking app when I am out for a run or bike ride. My partner knows where I am and when I am expected home. Much better then other apps we have tried.

Wayne Brearley

It's really nice for me because I'm so independent and go up to my cabin a lot. Thanks!

Deborah Prock

App was hard to load, 4 tries. Now app won't open. Issue with my phone,, latest update cleared all issues.

Jim Rodgers

I tried this app on a day home and my family really liked seeing my location.

Joyce Wu

Changing my vote to 5 stars. Developer contacted me, in regard to previous review, on how to make the app better and have similar functionality as the ios version for Android. For me, that shows the develope...

Bill Miller

The Best Outdoor app I have found. Downloaded as a budget alternative to Inreach as most of the places I go have some cell signal and needed something for family to track my trip. Saves me hunderds of dollar...

Greg Postel