by Danny van Kooten 5 (4 reviews)

Add Plain-Text Email

Name: Add Plain-Text Email
Rating: 5.0 (4 reviews)
Author: Danny van Kooten

Adds a text/plain email to text/html emails to decrease the chance of emails being tagged as spam.

Add Plain-Text Email ranks #16,129 among WordPress.org plugins with 100+ active installations, is #612 of 3,363 in the Communication category, a 5/5 rating from 4 reviews, and was last updated Aug 20, 2026. Data from WordPress.org, refreshed twice daily — see methodology.

Compatible with WP 7.1

v1.2.1 Current Version v1.2.1

Updated 4 weeks ago Last Update on 20 Aug, 2026

Refreshed 9 hours ago Last Refreshed on

#612 of 3,363 in Communication Top 25% by installs Actively maintained

View on WordPress.org

Rank

#16,129

-5 this week

Active Installs

100+

-20%

KW Avg Position

0.3 better

Downloads

5.9K

+1 today

Support Resolved

— No change

Rating

100%

Review 5 out of 5

5 (4 reviews)

Next Milestone 200

Total Progress 21%

100+ 200+

3,090

Ranks to Climb

Growth Needed

8,000,000

Active Installs

Pro

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Need 79 more installs to reach 200+

Rank Changes

Current #16,129

Change

Best #

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Active Installs Growth

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Active Installs 0,000,000+

Growth +0.0%

Peak 0,000,000

Downloads Growth

Downloads

Growth

Peak

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Reviews & Ratings

5.0

4 reviews

Overall 100%

4 (100%)

0 (0%)

Security History

Source: WPVulnerability

No known vulnerabilities on record for Add Plain-Text Email. Checked 1 month ago.

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Plugin Details

Version: 1.2.1
Last Updated: Aug 20, 2026
Requires WP: 3.1+
Tested Up To: 7.1
PHP Version: 7.4 or higher
Author: Danny van Kooten

Support & Rating

Rating: ★ ★ ★ ★ ★ 5
Reviews: 4
Support Threads: 0
Resolved: 0%

Keywords

email html email spam spamassassin text email

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TL;DR

AI summary of the plugin's readme

This plugin is for WordPress site owners who send HTML emails through their site. It adds a plain-text version to those HTML emails so they are less likely to be flagged as spam by filters like SpamAssassin.

Adds plain-text version of HTML emails
Automatic detection via wp_mail()
No settings required
Reduces spam filter flagging

Frequently Asked Questions

Common questions about Add Plain-Text Email

Because it decreases the chance of your legit email being marked as being spam and thus disappearing in spam folders. http://wiki.apache.org/spamassassin/Rules/MIME_HTML_ONLY

No, the plugin does not affect the HTML message of emails.

No, 99% of all email clients will just show the HTML version of the email. The other 1% can't properly display HTML and will show the plain text email. Without this plugin, they would have had nothing to show.

You can use the following online tools to test the spammyness of your WordPress emails. http://mail-tester.com/ http://isnotspam.com/ http://spamscorechecker.com/ http://www.port25.com/support/authentication-center/email-verification/