Gavin Han

Hey, I’m the maker of GridWiz. I built this because spreadsheet work keeps repeating the same “micro-problems”: extracting domains, splitting names, SUMIF/COUNTIF variants, cleaning text, looking things up… and the solution often changes between Excel vs Google Sheets vs WPS. Even when you know the function, translating a requirement into a safe, fill‑down‑ready formula (and then explaining it...