UX - A usable interface

Abstract: In today’s society, we tend to use our mobiles more and more and they have become a importent part in our everyday life. Users have become more aware of what is a good application and creating an appealing application with high usability becomes of great importance. This study has investigated how it is possible to create a useful application based on predetermined criteria and design patterns. The application was implemented in React Native with Firebase as a backend. The design process was carried out with user tests as well as think aloud as the basic method. The results were evaluated and analyzed, the shortcomings considered to affect the usability were corrected. To assess the user-friendliness of the application, a System Usability Scale, SUS evaluation was conducted. The result shows how important it is that the implementation is preceded by a good design process to make the final product as good as possible. In this study, the result became an application that the users of the product graded relatively high in the SUS evaluation.