HTML5 is easier if you already know HTML / CSS / JS. Qt Quick is easier otherwise. If you're developing for the desktop, Qt Widgets is definitely the way to go

HTML5 is easier if you already know HTML / CSS / JS. Qt Quick is easier otherwise. If you're developing for the desktop, Qt Widgets is definitely the way to go. No, you can't (easily) style it in your own weird, custom, way. Please don't, I want it to fit in with all the other applications on my desktop.