Product design should shape around human need

Google: 6 Reasons Why Nobody Uses Your App

You Didn’t Understand The Problem You Were Solving

You Listened To Users Instead Of Watching Them

Sharon says it’s as simple as validating, or invalidating, three core pieces of the plan: The problem (Is the app solving a problem people care about?), the market (Are there enough people who have this problem?), and the product (Is our product solving this problem for this market?).

Because fundamentally, a well-designed app is shaped around human need.