Our team has developed several plugins to work with affiliate programs and add products to your WordPress websites. Here's a quick comparison of all three plugins so you could select the best solution for your tasks.
Does not require access to the API. Extracts data directly from store websites.
Has a fixed set of advanced parsers that can extract complete product data (attributes, description, images, reviews).
Has generic structured parsers that can retrieve data from 75-85% of random eCommerce websites.
Only works with WooCommerce. It also offers a user-friendly interface to quickly auto import to WooCommerce.
Can import both individual products by URL and products from listing pages.
Offers auto import, which can import new products from listing pages to your website.
Is the best choice for creating niche affiliate catalogs on WooCommerce.
Works via official Product APIs and has a large number of modules for various affiliate networks.
Requires you to search for products by keyword.
Has modules to add additional relevant content (images, vedeos, news, etc.).
Offers autoblogging based on keywords.
Can synchronize with WooCommerce.
Lets you add many products to one post.
Allows you to display products via shortcodes. It also includes various display templates.
It's the best choice for product review blogs, price comparison websites, daily deals websites.
Works as a web parser; no API access required.
Has a fixed set of supported stores.
Extracts products by product direct URL or listing URLs.
Doesn't support WooCommerce (still possible via integration with Content Egg).
Lets you Affiliate Egg parsers as separate modules for the Content Egg plugin.
The best choice is to embed product blocks in a blogpost and as a data source for the Content Egg plugin (to support stores without an API).