> This is a little unfair because Castro is a small, iOS-only app. [...] But it does mean that if I want to listen to podcasts in these cars, I have to change m

> This is a little unfair because Castro is a small, iOS-only app. [...] But it does mean that if I want to listen to podcasts in these cars, I have to change my podcast app to one available in the Play Store. That's the downside of choosing apps that are not cross platform. Don't do that if you want to have the freedom to use different systems.