The plugin has feature which allows customer to add more than one simple product easily from the products listing/category page. The feature helps the customer to add more than one product at a time and them go to the cart page rather than adding them one by one. Customer can easily add multiple Simple Products to cart with just a single click.
Please visit screenshots.
Screenshot – 1: Multi Add To Cart Settings Page – Woocommerce -> Multi Add To Cart
Screenshot – 2: After activate plugin, add to cart button will appear on shop page. You can change button positions from Multi Add to cart settings under Woocommerce menu.
Screenshot – 3: Just check Select All checkbox and then click on Add All To Cart, All Simple Products will add to cart automatically.
Screenshot – 4: Cart Page After add all products.