I do not say that you are not right, but I have another possible explanation, which is that US companies might be louder and/or do better marketing. Also yes,

I do not say that you are not right, but I have another possible explanation, which is that US companies might be louder and/or do better marketing. Also yes, Ono is simply less known throughout Europe. Ono as far as I know has now global marketplace, but Whatsapp does.