IIn 2021, Statista estimated that 3.09 billion cell phone users have used messaging apps to communicate. The leader? WhatsApp with over two billion monthly active users, followed by WeChat, Messenger, QQ, Snapchat and Telegram. Strengthened by this popularity, the latter are expanding their features to achieve both a more fun and utilitarian positioning. And what about the newcomers who are renewing the genre in a radical way? A new Big Bang is brewing behind the scenes, and here’s what you need to know.