Any suggestions on a way to get user comments back from a Xamarin Forms application. Possibly something using appcenter.ms?

https://instabug.com/platforms/xamarin

IOS Configuration

4- To start using Instabug in your iOS app, add the following line in the FinishedLaunching method inside the AppDelegate class.

Instabug.StartWithToken ("YOUR_APP_TOKEN_HERE", IBGInvocationEvent.Shake);

Android Configuration 5-To start using Instabug in your Android application, add the following line in the OnCreate method inside the MainApplication class.

new Instabug.Builder(this, YOUR_APP_TOKEN_HERE")
.SetInvocationEvent(InstabugInvocationEvent.Shake).Build();

https://ozaksut.com/how-to-integrate-instabug-for-your-xamarin-apps/