Grid DC Gain is a helper for solar plants that turns raw data into clear steps. It shows true performance, finds hidden losses, and explains why energy drops. You can see clipping, curtailment, soiling, and heat effects in plain views. Clean at the right time with a simple payback check. Check inverter efficiency and MPPT health without digging through logs. Plan backtracking and estimate bifacial boost with quick, practical tools. Use it daily to catch small issues before they grow. Get more kilowatt-hours to the grid with less guesswork.