WooCommerce Thank You Page Customizer will give a coupon after a successful order. Moreover, you can choose to give an existing coupon or let the plugin generate unique coupons.
The plugin allows you to drag and drop elements to build your own Thank You page in customize mode so every change you make will affect immediately for you to preview, which could save a lot of time.
There are 18 built-in elements for you to custom your thank you page.
The plugin provides shortcodes for you to display order information in elements in Thank You page and below is a list of available shortcodes: