If somebody were to look out on the landscape of applications available, the amount of options is staggering. However, it's pretty easy to see that two applications that have the same basic functions (let's say, to-do apps) are designed with a particular audience in mind.
From a psychology viewpoint, what are the main personality archetypes that designers consider when creating their application? (I am familiar with the Myers-Briggs Type Indicator but unsure of its use in this setting.) For example, maximizer/minimalist, analytical/intuitive, etc.