Tout sur mon eau is a free utility application designed for iPhone users, focusing on water consumption management and education. The app provides users with detailed information about their local water supply, including composition, pricing, and ongoing infrastructure projects. Users can stay informed about drought conditions in their area and understand the related restrictions through the VigiEau alerts feature.

The app allows users to assess their water consumption in terms of both liters and euros, offering insights through comparisons to similar households. Personalized tips help users optimize their usage and conserve water. Additionally, users can manage their water subscription and bills, track consumption details, and access eco-mode features if their meter supports remote reading. Overall, Tout sur mon eau empowers users to take control of their water usage effectively.