Usability Evaluation of KAI Access Application

Abstract

The Government of Indonesia develops some distribution of transportation especially land transportation, i.e. train. This transportation only available in Java Island, but now available in Sumatra Island. The existence of this train was supported by the development of the Industry 4.0 which is train tickets purchased by Applications that can minimize cash payment, increasing the efficiency and effectiveness of customers. User ratings for KAI Access Application on Google Playstore is not good enough, there are still a lot of users who give complaints and bad ratings on this Application. From the data, there is a usability issue in this application. The purpose of this research is to evaluate KAI Access application with a usability approach in Sumatera Island which can be used as a basis for Increase performance of KAI Access application after comparing with Java Island users. This evaluation using a usability approach with the System Usability Scale (SUS) questionnaire, mapping complaints and task completion time for user performance. The result of this research are alternatives to improve this application such as redesign interface for home page and improvement of the database. Positive correlation is found between type of user (novice and expert) and origin of user (Java and Sumatra) where results show significant difference.