SpreadsheetConverter (https://www.spreadsheetconverter.com/) turns an Excel workbook into an interactive, calculating web page. This plugin embeds that calculator in WordPress as a Gutenberg block — rendered inline by your theme (no iframe), SEO-visible, and recalculating live as visitors type. You create the calculator with the SpreadsheetConverter add-in for Excel. It works in Excel desktop (Windows or Mac) and in Excel on the web, which is free with a Microsoft account — so most people can use it without buying Excel. There is a free trial — install it from https://addin.spreadsheetconverte...
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