curlybracket

This plugin automatically sends an email when you publish a post to a list of people. This also works for scheduled posts. The email contains the title, excerpt, thumbnail and a link to the latest post. You may also add your logo and some text of your choice to the email.
You may specify the list of receivers on the plugin’s options page by copy-pasting a comma separated list of email addresses. People will receive the blog newsletter in Bcc, they will not see the other receivers.
You may also specify a sender address on the options page. If you do not specify an address, the sender address defaults to admin’s email address.

BlogNewsletter

This plugin automatically sends an email when you publish a post.

Blossom Themes

BlossomThemes Email Newsletter allows you to add email subscription form on your website. The plugin works best with BlossomThemes’ themes.
Adding Subscription Form has never been this easy. Choose an email platform, enter your API key, choose an email list, and start getting new subscribers to your website.
The plugin supports Sendinblue, MailChimp, MailerLite, ConvertKit, GetResponse, ActiveCampaign, AWeber.
You can create any number of Newsletter forms and display them using a shortcode, popup and/or a widget.
Once installed, the plugin page will appear on the Admin dashboard.
<h4>Key Features and Highlights</h4>
<ul>
<li>Unlimited newsletters and subscribers with statistics</li>
<li>Supports Sendinblue, MailChimp, MailerLite, ConvertKit, GetResponse, ActiveCampaign and AWeber</li>
<li>Display newsletter forms using a shortcode, popup and/or a widget</li>
<li>Lists/Campaigns updates via AJAX</li>
<li>Multi-list or single-list targeting in individual newsletter</li>
<li>Form submission via AJAX, allowing a seamless user experience without page refreshes</li>
<li>Background Image, Background Color and Font Color support</li>
</ul>

BlossomThemes Email Newsletter

Easily add email subscription form to your website using shortcode and widget.

BlogNewsletter vs BlossomThemes Email Newsletter