Older teens ages 15 to 17 are more likely than younger teens to cite Facebook (44% vs. 35% of younger teens), Instagram (13% vs. 8%) and Twitter (8% vs. 3%) as a most often used platform, while younger teens ages 13 to 14 are more likely than their older compatriots to list Instagram (25% vs. 17% of older teens) as a platform they visit most often.