TomTom's trusted truck navigation. Now on your mobile. Join a million drivers and enjoy the most reliable sat nav app for trucks: TomTom GO Expert. Smooth deliveries from start to finish with custom truck navigation, traffic info, multi-drop planning & relevant POIs. Decades of TomTom expertise in one app. TomTom GO Expert: Escape traffic, save time & save money - Enter your vehicle's dimensions to get personalised guidance - Find gas stations to fill up your specific fuel type - Enter your da...