TomTom GO Navigation (also known as TomTom GO Expert) is a GPS navigation app by TomTom (Netherlands). It provides routings for cars and professional vehicles, using offline maps stored on the device. Drivers can set vehicle dimensions (for trucks) to get optimized routes and avoid restrictions. The app includes live traffic updates, speed camera alerts, and lane guidance. It focuses on performance and privacy (no ads or data collection) and requires a subscription after a free trial.