Timothy Jacobs

<p>WP Mail Debugger captures and displays all emails sent through wp_mail() for debugging and troubleshooting. A new admin menu, WP Mail Debugger, is added under the Tools menu.</p>
<p>Get the <a href="https://apps.apple.com/us/app/wp-mail-debugger/id1547093438?mt=12" rel="nofollow ugc">Mac App</a> to connect to multiple WordPress websites from one convenient location.</p>


WP Mail Debugger

I "found" this plugin when its creator presented it at WCPhx 2020. Its extremely easy to use, and is helpful in a day and age when SPFF and DKIM issues make debugging mail tough. Show your users the mail is going out. Or as a plugin developer, use it to review output.

This is so good

WP Mail Debugger captures and displays all emails sent through wp_mail() for debugging and troubleshooting.

dueclic

turboSMTP

Pro Mail SMTP

Enhance email deliverability by connecting WordPress to SMTP providers with automatic failover, proactive alerts, advanced analytics, and intelligent  …

WP Mail Debugger vs Pro Mail SMTP