I'm the opposite type of (amateur) developer - I designed an app with an SE as my testing device. I was months into the development process before I said, "hey

I'm the opposite type of (amateur) developer - I designed an app with an SE as my testing device. I was months into the development process before I said, "hey maybe I should look at the app on an XR." But it was pretty simple to scale the design up. I mostly just adjusted some left/right margins for the larger devices.