WooCommerce is an open-source e-commerce plugin for WordPress. To be able to use WooCommerce and SPOD plugins, you would need to use WordPress version 4.3 or higher with WooCommerce installed in your account. The WooCommerce plugin for your WordPress can be found here.
Once it is installed, you can follow this article to install SPOD in your WooCommerce shop: How do I install the SPOD plugin for WooCommerce?
However, you would have to make sure you first have an account with us. To create it, simply click here.