SolarCalc

SolarCalc.pk empowers Pakistanis to design and cost their own solar system independently. It guides users through calculation methods recommends optimal system size, provides real market pricing and breaks down total investment cost, all in minutes. Features include an interactive System Builder to visualize panels on roof, a NEPRA-compliant tariff calculator, city-specific solar irradiance data (10+ cities), and financing options. Built for hybrid, on-grid, and off-grid setups with battery backup calculations. Users get transparent cost estimates and can then book a consultation with a power systems engineer to validate their design or handle installation sourcing.