Rockfax compiles some of the best climbing guides in the world. Did you know you can buy the app for around £50 per year and have ALL of their books on your phone. With 1,223 crags and 60,213 routes at your fingertips we had to try it out! Matt and Luke, a writer for Rockfax, explore some of Chamonix's crags and find some 3 star classics... Get the Rockfax app on the EpicTV shop: Click here