The top social networking app by downloads in 2018 was Facebook at more than 710 million new installs, with nearly 25 percent of those from India. The top 10 apps are shown above. App download estimates are from Sensor Tower’s Store Intelligence platform.
The next most downloaded social networking app was TikTok, followed by Instagram, Snapchat, and Vigo Video. Facebook and TikTok accounted for 50 percent of the top 10 apps’ total installs.