hq-web

Hq Mail helps you control outgoing email in WordPress.
Features: 
* Configure sender email and sender name. 
* Enable or disable overriding third-party mail settings. 
* Choose mail transport: PHP mail or SMTP. 
* Configure SMTP host, port, encryption, and authentication. 
* Send test emails from the admin page and view detailed send logs.
<h3>Development</h3>
Source code is included in the /src directory.

hq-mail

Configure WordPress email sending with PHP mail or SMTP, sender settings, and test email logging.

rajuru

SparkPost

The <a href="https://www.sparkpost.com/" rel="nofollow ugc">SparkPost</a> email delivery service offers best in class deliverability to ensure your mail hits the inbox, live analytics to review, track and optimize your email activities, as well as highest performance when you need it most: always.
When the SparkPost plugin is enabled, all outgoing email from your WordPress installation is sent through your SparkPost service. From within <a href="https://app.sparkpost.com/" rel="nofollow ugc">the SparkPost UI</a> or <a href="https://app.eu.sparkpost.com/" rel="nofollow ugc">SparkPost EU UI</a>, you can then watch your campaigns unfold live by tracking your engagement metrics, learn what your audience responds to and even integrate more deeply with your app using the SparkPost API.
Requirements 
– PHP 7.0 or later 
– WordPress 5.5 or later

Send all your email from WordPress through SparkPost, the most advanced email delivery service.

hq-mail vs SparkPost