WhatsApp? Americans don't use WhatsApp.
Discussion
He is not American :)
Which messenger are americans using across USA? In Brazil people think is cool to be a monkey and use this whatsapp trash...Me and my wife, we are using signal...But there are still better messengers like session
Americans can't agree on a messenger, so texting is still the default.
American iPhone users have iMessage, which will cater to text messages on other phones while maintaining iMessage features between iPhone users.
not sure session is better than signal.. i'd suggest the foss fork for signal though, called molly