Basically it needs two extensions installed. One is for Google Spreadsheet (App script addon), another for Woocommerce. App script addon update spreadsheet functionality and send-fetch data from-to web store, directly through Woocommerce REST API. Woocommerce extension its some kind of optimization for search, update products, import products, mail merge email templates with data from store by shortcodes, manage update unsibscriber emails. App script addon work only! if Woocommerce extensions are installed.