PowerSignal by Energy-Charts is a free utility and tools application available on Android. It is designed to help users adjust their energy consumption based on the current generation of renewable energies or the day-ahead exchange electricity price.

With PowerSignal, users can easily monitor the share of renewable energies in the electrical load and make informed decisions about their energy usage. By using renewable energies as a data basis, users can contribute to a more sustainable and eco-friendly energy consumption. Alternatively, users can also choose to base their adjustments on the day-ahead exchange electricity price, allowing them to optimize their energy consumption based on cost-efficiency.

In addition to the app, PowerSignal also offers widgets that provide all the necessary information at a glance. These widgets allow users to conveniently access key data and make adjustments to their energy consumption directly from their device's home screen.

Overall, PowerSignal by Energy-Charts is a useful tool for anyone who wants to adjust their energy consumption based on renewable energy share or electricity price. Its intuitive interface and convenient widgets make it easy to monitor and optimize energy usage for a more sustainable and cost-effective approach.