What’s the best email app for iPhone in 2020?

In 2020, the year of the rat’s ass (so far), what is the best email client for Apple’s iPhone?9to5Mac takes a look at Apple Mail, Microsoft Outlook, Spike, Airmail, Spark, Edison Mail, Twobird, and Hey.
Bradley Chambers for 9to5Mac:If you like the experience of Apple Mail, but want some additional features, Check out Outlook or Spark. Both of the apps do a fantastic job of making email less miserable.
If you want to check out an email app that is rebuilt for 2020, I would check out S