Right now its a simple .c file but to finish the project I need to make .h and .cpp files and would like to test run them on my mac but i dont know how, just how to compile them.

Xcode 15 allows you to preview your iOS app's user interface as you build it. Here's how to use it to see how your app appears to users.

I tried Play on my Mac and it’s really impressive to see a mockup being exported as an Xcode app project. Play can also be used to create live mockups through App Clips – as you probably saw ...