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Fitocracy is a social network that turns exercise into a cooperative and competitive exercise with friends, rivals, and strangers.

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. Making use of the GPS functionality and other

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

Strava is one of the benchmark apps on the market in the fitness category, and perhaps its only real downside is that there are some concerns with the safety of the software.

Only a few have survived the zombie epidemic. You are a Runner en-route to one of humanity's last remaining outposts. They need your help to gather supplies, rescue survivors, and defend their