Here's a map that shows WhatsApp leading in most regions. And for Europe, even in countries where FB Messenger is the dominant app, most people will still have

Here's a map that shows WhatsApp leading in most regions. And for Europe, even in countries where FB Messenger is the dominant app, most people will still have WhatsApp installed to ensure good "friend coverage". It is common to have (and regularly use) at least 2 if not more messaging apps. https://rocketbots.io/wp-content/uploads/2019/03/AppMap_5a9b11e83ee33a2399b620351cb83ce5_800.png https://rocketbots.io/wp-content/uploads/2019/03/AppMap_5a9b...