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Most popular social media apps in the United States 2018, by audience

Most popular mobile social networking apps in the United States as of May 2018, by monthly users (in millions)

The data presents the most popular social networking apps in the U.S. as of May 2018, ranked by monthly mobile users. During this month, 164.1 million mobile users accessed the Facebook app. Facebook's Messenger app had a monthly mobile audience reach of 105.91 million users.

Facebook	164.13
Instagram	111.54
Facebook Messenger	105.91
Twitter	71.79
Pinterest	56.92
Snapchat	53.28
Reddit	29.26
Tumblr	23.55
WhatsApp	19.27
Google Hangouts	14.35
GroupMe	11.22
Kik	9.17
Skype	9.14
Discord	7.5
Periscope	3.83

Most popular social media apps in the United States 2018, by audience

StatInvestor