Woocommerce Checkout Addons & Upsells is a Woocommerce extension that allows product upsells to be displayed on the checkout page and also additional checkout fields.

Product upsells are displayed on the checkout page and users can simply add the product to their order by just simply checking the checkbox

Available Addon fields are :

Text
Radio
Checkbox
Multi Checkbox
Dropdown
Multi Select
Text Area
File Uploader

Addons can have options and prices

A dropdown select or radio addon can have the options and prices like :
green=80|black=90|purple
If green is selected on the front-end,the price and label name are added to the checkout

Product Upsells on checkout page

More Features

Checkout addons fields are saved on the the order page in the admin
Easy to use admin back-end
Comprehensive documentation
Fully localized