How to reload Montreal OPUS card with Chrono app?


In the bustling city of Montreal, navigating public transportation efficiently is key to getting around seamlessly. The OPUS card has long been a staple for Montrealers, offering convenient access to buses and trains across the city. And with the advent of technology, reloading your OPUS card has become easier than ever thanks to the Chrono app.

If you're new to using the Chrono app to reload your OPUS card or just need a refresher, fret not! This guide will walk you through the steps to ensure you can top up your card hassle-free.

How to reload Montreal OPUS card with Chrono app?

The Chrono app is a mobile application developed by the STM (Société de transport de Montréal), Montreal's public transit agency. It's designed to offer various features to make using public transportation in the city more convenient, including trip planning, real-time schedules, and, importantly, the ability to reload your OPUS card directly from your smartphone.

Step-by-Step Guide to Reloading Your OPUS Card with Chrono

1. Download and Install the Chrono App

If you haven't already, start by downloading the Chrono app from the App Store (for iOS devices) or Google Play Store (for Android devices). Once downloaded, follow the on-screen instructions to install the app on your smartphone.

2. Create an Account or Log In

Upon launching the Chrono app, you'll need to either create a new account or log in with your existing STM account credentials. Creating an account is a straightforward process and typically requires providing an email address and setting up a password.

3. Add Your OPUS Card

After logging in, navigate to the "My OPUS" section within the app. Here, you'll have the option to add your OPUS card by entering its unique serial number. You can usually find this number on the back of your card or by scanning the barcode.

4. Reload Your OPUS Card

Once your OPUS card is linked to your Chrono account, you can proceed to reload it with funds. Navigate to the "Reload" or "Top Up" section of the app and select your preferred amount. The Chrono app typically offers various denominations for reloading, ranging from single fares to monthly passes.

5. Choose Your Payment Method

Next, choose your preferred payment method to complete the transaction. The Chrono app typically accepts credit and debit cards for reloading OPUS cards. Follow the prompts to enter your payment details securely.

6. Confirm and Reload

Before finalizing the transaction, review the details to ensure everything is correct. Once you're satisfied, confirm the reload, and the funds will be added to your OPUS card almost instantly. You'll receive a confirmation email or notification within the app confirming the successful reload.


Reloading your Montreal OPUS card with the Chrono app is a convenient way to ensure you always have sufficient funds for your public transportation needs. By following the simple steps outlined in this guide, you can quickly and easily top up your card from the comfort of your smartphone, eliminating the need to visit a physical kiosk or ticket booth. Embrace the convenience of technology and make your commuting experience in Montreal smoother than ever before with the Chrono app.

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