WooCommerce Checkout Upsell Funnel – Order Bump is a WooCommerce extension that helps you to offer product suggestions and smart order bumps with attractive discounts to the customers on their checkout page. On checkout page, the WooCommerce Checkout Upsell Funnel – Order Bump will suggest customers purchase extra products along with a good deal without interrupting their checkout progress.

Demo: https://codecanyon.net/item/woocommerce-checkout-upsell-funnel/31397052