The data shows the share of internet users in selected countries visiting social networking sites as of January 2018. Based on a comparison of the number of active accounts on the top social network in each country to the population, South Korea ranked second with a social media usage penetration of 84%. Social media usage has also become increasingly mobile, in large part thanks to social apps. As of January 2018, WhatsApp was the most popular mobile messenger app worldwide with over 1.3 billion monthly active users.
