Smartphone navigation apps are software applications designed to help users find their way from one location to another using their mobile devices. These apps utilize GPS technology to provide real-time directions, traffic updates, and estimated arrival times. Popular examples include Google Maps, Apple Maps, and Waze, each offering unique features like voice-guided navigation and route customization. In addition to driving directions, smartphone navigation apps often include options for walking, biking, and public transportation routes. Users can also explore nearby points of interest, such as restaurants and gas stations, making these apps versatile tools for everyday travel and exploration.