savings versus a baseline tariff, and monthly breakdowns using real price feeds and weather-derived solar data. Users upload or connect their consumption data and postcode to run simulations that compare grid-only, solar, and battery options. The service focuses on domestic and business electricity consumers who want to understand the impact of time-of-use tariffs and on-site generation. Ampernomics presents scenario outcomes and recommendations based on net present value, annual costs, and system sizing constraints. The software operates as a cloud-based tool accessed through a web interface.