Smart check SD energy is a tool for San Diego customers to SAVE more money by understanding their energy usage, cost, and program eligibility such as CARE and FERA which provide 30% and 18% discount respectively. Manage electrical usage by shifting load from on-peak period to super-off-peak period to reduce overall rates. Further, the app could be used to calculate estimated expense for additional load such as adding Tesla or other electrical vehicles. It could also estimate your new bill if you plan to add solar system to your home by reducing energy usage at different time from on-peak, off-peak, and super-off-peak periods.