Challenger Outdoor: the app that replaces cycling  computers and power meters for free! Save up to 1800€ and measure speed, distance, calories burned, altitude, slope and cycling power without any sensor! Shall you have also bluetooth cardiac and cadence sensors you can also monitor heartbeat, cadence and gear shift indication. Challenge yourself seeing you current and previous performance on the same map and summed up every 5 km with the vocal help.

 

Challenger is also the most advanced app for runners! Challenge yourself, another user or one of the virtual users we created for you! They run at different paces in Paris, New York and London! We have thousands of users from more than 95 nations thus you’ll have plenty of opportunities to make new friends around the globe and run with them as you were in the same place!