Adds a text/plain email to text/html emails to decrease the chance of emails being tagged as spam.
As of April 2026, Add Plain-Text Email is a WordPress spam plugin with 100 active installations and a 5/5 rating from 4 reviews. It has been downloaded 5.9K+ times in total. Requires WordPress 3.1+ and PHP false+. Available on WordPress.org since 2013. Last updated 1 year ago — may have compatibility concerns. Top alternative: Akismet Anti-spam: Spam Protection.
This plugin will add a plain/text version of your HTML emails to your WordPress emails. This decreases the chance of your legit emails being marked as spam by tools as SpamAssassin.
This plugin comes without any settings. When activated, it will automatically look for HTML emails being sent using the wp_mail() function and when necessary add the plain text version.
If you have more question about the why’s of this plugin, take a look at the FAQ.
More information
| WordPress | 3.1+ requiredTested up to 6.7.5 |
| PHP | false+ required |
<a> elements. Thanks Benjamin Danon!PHPMailer parameter type as it somehow isn’t working on some set-ups…Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.