Here you can find the best 100 songs of 2015, according to the charts of Billboard. Billboard - The weekly American magazine devoted to the music industry. Charts «Billboard» is a kind of index of popularity, with which, for example, form a radio playlists. The most important of them - Billboard Hot 100, containing the best 100 songs regardless of genre, and often used to rank the most popular songs in the United States, and the Billboard 200 - chart for album sales. According to the results of the annual sales of the magazine awards the prizes Billboard Music Awards, reflecting (in contrast to the Grammy) are not the opinions of critics and the popularity of an artist.