my scarlet is a free utility app developed by Scarlet Belgium NV for Android devices. It helps you monitor your usage of Scarlet products and avoid unexpected charges. With the app, you can keep track of both your included usage and out-of-bundle usage.

For mobile subscriptions, you can monitor your available calling minutes, data volume, and the number of text messages sent. The app also shows you the amount of your out-of-bundle usage. For fixed subscriptions, you can keep an eye on your used data volume, the number of minutes called, and the amount of your out-of-bundle usage.

In addition, the my scarlet app allows you to view the amounts of your latest invoices. This feature makes it easier for you to stay on top of your billing and avoid any surprises. Overall, the my scarlet app is a useful tool for Scarlet customers who want to keep their usage in check and avoid any unexpected charges.