I hate the one-time premium IAP option, because I lost it in some app after reinstall, and it's not compatible with Android's family library.
I'll ignore anything that is shown to have any IAP.
I'll ignore anything that is shown to have any IAP.
At least in theory, maybe there's been a few cases where it hasn't worked. I'm not aware of any, though.
I don't know how that works on Android. That might not be supported.