The Apple App Store will collect sales tax on your behalf, I believe. Not sure about the Play store. Income taxes are almost certainly an issue. I’d suggest fin

The Apple App Store will collect sales tax on your behalf, I believe. Not sure about the Play store. Income taxes are almost certainly an issue. I’d suggest finding a few tax accountants and asking for free 20-min consultations to a) quickly assess whether you’re likely to owe income taxes at all; and b) decide which you’d like to work with.