La Bellenergie is a mobile application designed for users of the French green electricity provider, offering a seamless way to manage their energy consumption and budget. This free app allows users to track their invoices, payments, and energy usage with ease and intuitiveness. Users can securely consult their billing history, download invoices instantly, and modify banking details or payment dates as needed.

The app also provides tools for visualizing energy consumption in both kWh and euros through detailed graphs. It helps users verify their maximum power usage and offers tips for reducing consumption to save on bills. Additionally, users can manage their contracts effortlessly, accessing essential documents and making changes like adding co-holders or adjusting pricing formulas with just a few taps.