Chetan Satasiya

This plugin will Add Featured Image or Post Thumbnail to RSS Feed.

CS Add Featured Image to RSS Feed

Simply the best & most effective solution to the common issue of getting featured image on RSS Feed – full marks!

Excellent – simple and effective

This plugin will Add Featured Image or Post Thumbnail to RSS Feed.

MailerLite

This plugin automatically adds featured images of your posts into the RSS feed.
Features:
<ul>
<li>Automatically adds featured images of your posts into the RSS feed</li>
<li>Choose from all available image sizes</li>
<li>Choose from multiple image alignment options</li>
</ul>

Featured Image in RSS Feed by MailerLite

This plugin automatically adds featured images of your posts into the RSS feed.

CS Add Featured Image to RSS Feed vs Featured Image in RSS Feed by MailerLite