Twitter – further information With more than 336 million monthly active users worldwide as of the first quarter of 2018, Twitter is one of the biggest social networks worldwide. The microblogging platform allows users to post messages containing 280 characters or less on their public or private feed. The number of U.S. Twitter users is projected to surpass 70 million in 2020.
Twitter has become an important tool for marketers and celebrities to connect with their respective audiences in real time. The most followed Twitter account belongs to the singer Katy Perry, who had over 108 million Twitter followers as of February 2018. The ranking of the most followed Twitter users mainly contains singers – apart from Katy Perry, singer Justin Bieber had more than 105 million followers as well. The former President of the United States, Barack Obama, is the most-followed world leader.