Cairn Hiking — Safety alerts, tracking & topo maps

Cairn helps you get home safely from any outdoor adventure. Easily share your plans with emergency contacts and find spots where your phone will get a signal. Track your hikes and climbs with GPS, and help build a crowdsourced coverage map of the outdoors.

Recently named one of the best outdoor adventure apps by Tom's Guide and Digital Trends.

STAY CONNECTED IN THE OUTDOORS
• View detailed maps designed specifically for outdoor pursuits
• Download topo maps of anywhere in the world
• Send status updates with a single tap
• Know before you go if you’ll have coverage at exact spots where others got a signal

GET FOUND IF YOU’RE OVERDUE
• Notifications: Safety contacts get notified when you’re past due, even if your phone is out of range
• Live tracking: Contacts can see your position during your trip
• Rescue advice: Contacts get important info needed to make intelligent rescue initiation decisions

TRACK YOUR STATS
• Record your trail and get key stats like distance, elevation and ETA
• See a live, personalized estimate of your arrival time. Nobody wants to get caught in the dark!

TRAILBLAZE
• Leave your own trail on Cairn’s crowdsourced cell coverage map of the wilderness
• See data for many popular trails all over the world. We currently have the greatest concentration of data in the Pacific Northwest.
• Help map your part of the world by taking a hike!

CAIRN IS
+ Easy: It only takes a minute to set up a Cairn
+ Open: Share plans with anyone – no app required to view
+ Customizable: Control how often Cairn collects your location and battery usage
+ Flexible: Great for hiking, backpacking, trail running, skiing, cycling, rock climbing, camping, hunting, fishing, boating

Note: Continued use of GPS running in the background can dramatically decrease battery life.

Need support? Get in touch via Twitter, Facebook or email us at [email protected].