iOS12 可以使用 Apple 的 New York 字体吗?

Can Apple's New York font be used in iOS 12?

Apple 为 iOS 13 个应用发布了 'New York' 字体,但是否允许在 iOS 12 个应用中使用它?

是的,苹果的条款往往是for Apple-only products. There does not seem to have OS version restrictions. You can download the font from Apple's website