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Chrono Mobile is the official app for public transit companies (exo, RTL, STL, STM and the REM).
Whether by bike (BIXI), metro, car sharing (Communauto), bus or train, Chrono will help you find the best route for your next trip or book your alternative transportation mode.
Download the application, create, and personalize your account without delay to use all its functions !

- Track your buses and trains in real time*.
- Follow the occupancy level of the next passages of your buses and metros in real time*.
- Read the content of your OPUS card.
- Save your favorite destinations for a quicker itinerary planning.
- Create favorites and alerts for the lines and stops you use and see when is the next bus .
- Know in real time, the next passages of the buses near where you are **.
- Quickly find information about service disruption*.
- Proceed to or end a Communauto reservation.
- Consult Communauto stations and cars available, as well as their models and options.
- Locate Communauto FLEX vehicles available near you.
- Block and unlock a Communauto FLEX vehicle.
- Display the complete route of a transport line (bus, metro, trains and REM).
- Determine your scheduled arrival or departure time (buses and trains).
- Display the position of bus stops, metro stations, train and REM stations near you**.
- Use the trip planner to find the best itinerary by public transport or by bike.
- Rent a BIXI and check the velo stations near you as well as the number of bikes available.

* When data is available.
**When you authorize Chrono to access geolocation data on your device.
Autorité régionale de transport métropolitain