Nobody would imagine it, but it is happened and this thanks to teenagers ’world: Snapchat has overtake Twitter. From the point of view of Bloomberg, Twitter has 136 millions of active users daily, while Snapchat counts about 150 daily active users; and these are only numbers that will grow. Snapchat is the social network characterized by self destruction of photos and videos in few seconds. To justify the embarrass facts for Twitter there is Jack Dorsey, one of the founders of the social, that claims the facility and modernity of Snapchat rather than Twitter that seems more complicated and boring for the new users. Both Snapchat ‘s team and Twitter’s team are spending their time to improve their functionality and characteristics ; but with this presuppositions , the social of the future destined to raise the number of active users is Snapchat.