Does the app exist for Windows Phone?

For the moment, we have concentrated on Android and IOS,…

Who should I notify in case of a malfunction?

In case of a malfunction, you can contact us via your…

Does the app operate offline?

The app uses real-time information and thus needs an…

Why are some trains shaded in grey?

Trains shaded in grey do not provide service to your…

How do I add a route to my favourites?

To add a route to your favourites, use the “+” button in…

Why isn’t there any information on the Cergy and Poissy segments?

These segments are operated by SNCF and not by RATP.…

How can I download the Mon RER A app?

The Mon RER A app is available at: