Please revisit. This is now possible and other solutions are already doing it - https://www.zoho.com/assist/blog/remote-support-for-ios-devices.html
Chat in ScreenConnect, Labtech and ChatAssist! It's too much!...Just evaluating LT at the moment (looking likely we will), but this is one of my biggest concerns.
Has this been declined or is it in progress? you did the last update, but, it says planned still at the top.
Would be very annoying fi this has been declined.
Customer support service by UserEcho