> The problem with alternative phone OS:es is that in the country I live you must have either an iPhone or and Android phone because the ID monopoly and Payment monopoly refuse to support other operating systems...

In theory its possible to run a user-land Android subsystem on Linux (and thus on Linux phones) via Anbox or Waydroid.

In practice, I've never tried this on my PinePhone since I never needed it, so I have no idea how well this works or of it works at all.

[1] https://anbox.io/

[2] https://github.com/waydroid/waydroid