Xcode allows you to live preview your iOS views using Xcode Previews, so you can see how the app appears as you're actively developing it. Here's how to use them.

How to write apps with Swift 3: Install Xcode 8 beta Swift 3.0 is now available to all developers, and you don’t need to be part of the paid-for Apple Developer Connection to start using it.

While Apple offers the Swift Playgrounds app for learning about coding on mobile, it has never indicated that it has any plans to bring Xcode to iPad.

Xcode 13.2 adds support for iOS 15.2 and other recently released software updates. However, Xcode 13.2 brings some new features, including support for Swift Playgrounds 4.