AllTrails - Explore over 50,000 trails, reviews, and photos. Share them…
Strava - The #1 app for runners and cyclists
Natural Atlas - An evolving, nationwide map of the outdoors
MyFitnessPal - Track the number of calories that you consume each day with MyFitnessPal. The app also lets you create a diet and track the exercise that you complete each day whether it's walking, running or some other type of program.
The Outbound - Discover & Share New Outdoor Adventures
Runtastic - Runtastic offers a series of fitness apps that can be used to track your running, walking, hiking, and cycling, as well as many other fitness routines. Read more about Runtastic.