The Developers Font Guide app for iPhone and iPad

The Developers Font Guide is intended to help iOS developers that wish to use the system fonts that are integrated in iOS inside their apps. The app lists all the available iOS fonts and shows how they look as well as present any fonts specific string for using it in the .font(.custom("FontName", size: 16)) modifier, which can be copied directly from inside the app.

So who is this app for?
- It is for iOS developers that want a fast and easy way to browse fonts for their apps directly on their device.