Uni Custom Product Options & Calculations is a comprehensive plugin that allows you to add custom options to your WooCommerce products and calculate prices based on mathematical formulas. With this plugin, you can create multiple formulas and apply them based on user-selected options.
Check out the demo here: http://codecanyon.net/item/uni-cpo-woocommerce-options-and-price-calculation-formulas/9333768
This plugin features UNTOUCHED code from the original developer, ensuring its integrity and functionality.