MeanMrMustard
I don't know for certain obviously, but it could make your app work. If it's hardware based, like bank apps, then you'd have to deal with the app developer based on that guide. There's a variance of users views on using Google accounts from those that use their primary account on GOS, those that use a dedicated account only for apps, to the burner or no account ever crowd.
It's personal choice for what's acceptable in the end. I don't think there's much more that can be offered.