The smartphone market has grown to a significant size these recent years. Currently several platforms are competing against one another - each holding a noticeable market share. It is therefore beneficial to release a product on several platforms to reach more customers. Two of the most popular platforms for smartphones are the iOS and Android operating systems.

The aim of the thesis is to create a full portation of an iPhone application to the Android platform, based upon the requirement specification and source code for the iPhone application. Making changes to better suit the Android platform where needed. The application being ported fetches truck travel data from a web service and visualizes the data for the user.

The results show that the portation was successful even though some components did not have exact equivalents. This was solved by creating something from Slight changes was performed to accommodate the differences between the two platforms e.g. incorporating the back button.