Climbing is an intense sport that requires both follow-up and great rigor. That is what is Snails for. It will enable you to surpass yourself. Using a snail as both an avatar and a metaphor, this app quantifies your climbs (distance, time, speed, calories ...) using your smartphone’s sensors and uses them at the same time to challenge your friends. That is an important aspect of the gamification of the intense sport of climbing, this aspect motivates you to keep going on.