Shawn Hooper

Blocks users from “pinning” pages from your WordPress site on the Pinterest social media site.

NoPIN

Blocks users from "pinning" pages from your WordPress site on the Pinterest social media site.

Mehmet Cenk Yenikoylu

Automatically pin your products on your WooCommerce site to Pinterest.
WooCommerce product RSS Feed for ‘Pinterest Product Catalogs’. Automatically pin the products on your website by posting information such as photo, price, stock status, product description in your pinterest account.
Does not contain your blog posts! It feeds only your products.
for example:
All products: 
http://www.yourdomain.com/?call_pinterest_product_catalogs=1&ppcf_posts_per_page=100
Category specific feeds: 
http://www.yourdomain.com/?call_pinterest_product_catalogs=1&ppcf_posts_per_page=100&ppcf_category=your-category-slug
Product Items by:
<ul>
<li>id</li>
<li>title </li>
<li>description (short description)</li>
<li>link</li>
<li>image_link (product first image)</li>
<li>availability (in stock, out of stock, preorder)</li>
<li>condition (default ‘new’)</li>
<li>sale price</li>
<li>price</li>
<li>product_type (category hierarchy)</li>
</ul>
Thus, you earn customer through pinterest and increase your potential sales channel.
The RSS feed has been developed with tags recommended by Pinterest.
It is mandatory to have WooCommerce in your WordPress structure. 
You do not need to install an additional RSS plugin on your site.

Product Feed for Pinterest Product Catalogs

Automatically pin your products on your WooCommerce site to Pinterest.

NoPIN vs Product Feed for Pinterest Product Catalogs