“Idea is great, but the app is very poor. UI is not at all user-friendly. I am deleting it right away.”
How disheartening it would be to see such a review on your app, which you made with blood and sweat. It is not a new discovery that a classy and user-friendly UI is necessary to complete your great idea into a successful app. Every developer knew this struggle until 2011, when Facebook first used React for its newsfeed. Or is there something else?