As stated Infuse is the truth. Once I tried it the first time I’ve been paying for Infuse Pro yearly. Nothing else compares. Also if you happen to have people in Apple’s Family Sharing feature Infuse Pro is a subscription you can share with everyone.

I suspect Joe Average won’t notice a difference in most of these cases.

Threw in the towel long ago and have been using AirMail for the past three years.

This was always a bad idea for any user to actually use. Always sounded like it was prone to be opening up your wallet so a third party could look inside to see what you have.