Trip Launcher allows you to open a GPX file and view the same in a map. The app also lists down the way points and route points. The map will also chart the route for the selected way points or route. You can then select the way points and launch it as route in your default navigation app or Maps.
v220.127.116.11 GPX file is interpreted and shown as a route with way points or route points. Launches the default navigation app with the same route. Track points are not supported