You can get to know the font families on iOS as many of styles. That can use any letter’s font name for css of text/HTML. It is looking like an easy mission but higher technical natively language of swift code as created. You can look for font names as possible issues as translation of text data as website and more.

1.Watch view. Tapping to open next view.
2.Text input view. Write text up center on view and then choice button tapped to open next view.
3.Font choice view. Favorite style text with font style on many of row tapping to open next.
4.Issues view. You can look the text data with font family and font name.