Usability and accessibility

You want your users to have a seamless experience when browsing through the application. It should be so smooth that they don't even notice how easily they are able to find things—without any difficulties whatsoever. You can do this by making your application highly usable. User research and testing are essential aspects when it comes to defining usability that can satisfy user experience.

Usability is how quickly the user can learn navigation logic when using your application for the first time. It's about how quickly they can bounce back if they make a mistake and are able to perform the task efficiently. Complex and feature-rich applications have no meaning if they can't be used effectively.

Often, when you are designing your application, you want to target a global audience or significant geographic region. Your user base should be diverse in terms of technical amenities and physical abilities. You want your application...