Add optional checkbox and radio services to WooCommerce products, with per-unit prices and service details in the cart and orders.

Add smart pricing to WooCommerce products based on user input (per letter, word, or message) with live preview and full order support.

Adds the ability to disable Product Add-Ons (from the WooCommerce Product Add-Ons extension) at the product variation level.

Show or hide certain fields of the WooCommerce Product Addons based on other fields' values or states (eg, show field X when option Y is selected) or based on selected variations

Add paid text, dropdown, and checkbox options to products (engraving, gift wrap, size upgrades) -- flat pricing only, no formula evaluation.

Add extra product option fields (Text, Number, Select, Checkbox, Switch, Slider & more) to WooCommerce products with configurable extra prices.

Add custom product fields, selectable options, and simple extra prices to WooCommerce products.