As someone learning the basics of iOS development, I'd suggest you stick with IB. I get that most people either love it or hate it but there will never be a WYS

As someone learning the basics of iOS development, I'd suggest you stick with IB. I get that most people either love it or hate it but there will never be a WYSIWYG editor that everyone will be happy with and there are ways it's lacking. But to call it a toy for demos is simply over the top. I've personally made pretty complex interfaces using iOS's auto layout using very little UI code.