Overlapping of the data on the map is cited at many occasion while transiting. It is advisable that a correct signifier same as ‘Symbol of the Subway Train on the Main Page’ is incorporated for better discoverability. (Similarity between Platform ‘A’ of a bus and Subway Train ‘A’). This may lead to similarity error, if not addressed appropriately. If only knowledge in the world (App) is used, it would be difficult for the user to comprehend that ‘A’ refers to a Subway Train. Thus conversion from ‘Minutes’ format to ‘Hours and Minutes’ format could lead to a slip or mistake by user. Time is standardized to be evaluated in Hours and Minutes format in most of the scenarios. The time duration for journeys are displayed in the format of minutes only. The ‘Now” tab can be placed after the destination location is specified for better conceptualization. Discoverability of the ‘Now’ Tab can be improved if Natural Mapping principle by Don Norman is followed. But due to poor discoverability of the tab, functionality of the button is not conceptualized by the user. The ‘Now’ tab helps to set an arrival or departure time for the journey. This page provided different route suggestions to reach desired destination. Citymapper offers offline maps of different transport modes that helps travelers to be anxiety free even without an internet connection. Within ‘Places’ section, ’Home’ and ‘Work’ tabs are available for users to set their work and home locations respectively thereby reducing chances for a user to make a mistake or slip.Īccording to Don Norman, “Well designed systems are resilient against failure”. ‘Get me Somewhere’ tab with the ‘Search’ symbol acts as a signifier comprehending that the destination location is to be entered. Main page provides good discoverability of varied transport modes through visual illustrations acting as signifiers. This mobile application is critiqued on the basis of principles and design theories put forward by Don Norman in the book “Design of Everyday Things”. It is helping travelers across the major cities in the world to make their transit carefree and effortless. Citymapper is a transit application that helps users to map their journey’s efficiently by evaluating different city transport options and suggesting the best routes available with Real-Time updates.
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