Completely customizable keyboard layout, works offline, different models for text to speach, predictive typing, themes. Its actually hard to come up with something iPhone did better with regards to the keyboard.

Why mimic when you can exceed? Futo is quite good. https://keyboard.futo.org/

Obtanium is my go too, nearly every app. I install is on F-droid or GitHub or both. Obtanium helps manage that.

Interesting, I use privacy.com for similar feature.

https://bitcoinforsignal.org/

Better to try and fail then never to try at all. Appreciate the effort and write-up.

Was recently there and did the tour of the club. Traveling by boat, currently at Amelia Island, FL.