Instagram will remain the world’s second-largest social network in 2019, with 788.4 million users. Growth will primarily come from emerging or developing economies, including Russia and India, but every country that we track will add new users in 2019.
TikTok, the Chinese short-video app, is taking off in the US, India and elsewhere. It offers many unique marketing opportunities, such as the Hashtag Challenge, but marketers should take note of some risks.