\"Why should we go on dating websites when we meet so many new people every day, in real life?\". Starting with this very simple observation, Fabien Cohen, Didier Rappaport and Antony Cohen decided to create an app that gives an everyday superpower: the power to find a person you\'ve crossed paths with again, and to get in touch with them. This is how happn was born in January 2014 in Paris, and seduced thousands of users soon after.