I run GrapheneOS on my Pixel and I am pretty happy with it. Also, check out OpenBubbles (fork of an app called BlueBubbles) if you have a Mac that you can extract the hardware ID from. I use it to get my iPhone friends to stop complaining (it's an American thing I think) and it's good enough the vast majority of the time.

Reactions still come through as

shitheel reacted 🖕 to 'hi everyone'

though