I have a hardtime imagining users with a MacBook or iPad but not having an iPhone adding a significant number of iMessage users But the question was if there a

I have a hardtime imagining users with a MacBook or iPad but not having an iPhone adding a significant number of iMessage users But the question was if there are a 100 million MAU in the US, let alone how to find that information in a simple google search. I couldn't find any breakout of iMessage users per country