# Custom Fields by Addify

[YayMail Addon for Custom Fields by Addify](https://yaycommerce.com/yaymail-addons/yaymail-addon-for-custom-fields-by-addify/) allows you to customize templates generated by Custom Fields by Addify in YayMail interface.

**REQUIRED: In addition to these two plugins, here are the WordPress plugins you'll need for this guide.** 

* WooCommerce
* YayMail (free/pro)
* [Custom Fields for WooCommerce by Addify](https://woocommerce.com/products/custom-fields-for-woocommerce/)
* [YayMail Addon for Custom Fields by Addify](https://yaycommerce.com/yaymail-addons/yaymail-addon-for-custom-fields-by-addify/)