Even in iPhone, your privacy is not secured.
Try Chat.Chat beta: https://apple.co/2DNYc9V
#ChatChatXmemo
Is this open source? What is your protocol? Have you undergone cryptanalysis? Do you have a white paper?
Don't think it has anything to do with crypto (other than the target market).
Thank you for that info.
Source says it's a re-brand of "Wire, Copyright (C) 2018 Wire Swiss GmbH"