The Lyon Public Transport app serves as the official tool for navigating the TCL network, providing users with real-time schedules, traffic updates, and customizable route planning. Users can receive notifications for disruptions on their favorite lines and set alerts via SMS or email. The app also offers a detailed traffic information section, ensuring users stay informed during their travels.

In addition to real-time vehicle tracking, the app supports multimodal route searches that incorporate various transport modes, including buses, trams, and regional trains. An interactive map feature allows users to locate nearby stops and stations while checking the availability of bike-sharing services. Users can purchase tickets and subscriptions directly within the app, enhancing convenience for daily commuters.