GPX Viewer is a versatile application designed for iPhone users, allowing them to import and manage their routes in GPX format seamlessly. Users can display their tracks and routes on a variety of preset maps, including satellite, OpenStreetMap, and custom maps. The app also features an elevation graph to help evaluate the difficulty of routes and provides detailed information about each route, ensuring users are well-prepared for their hiking adventures.

In addition to route management, GPX Viewer enables users to follow their current position along the selected route and highlights points of interest. The application supports offline map downloads and includes various customization options for route display. Key features include GPX file import from web links or files, a built-in GPX editor, a speedometer, and the ability to share GPX files. All of this is available for free, with optional in-app purchases for additional features.