Is wp_mail fix multiple send free?

Yes, wp_mail fix multiple send is free to use. It is available as a free plugin on WordPress.org.

How many websites use wp_mail fix multiple send?

wp_mail fix multiple send has 10 active installations as tracked by WordPress.org.

What are the best wp_mail fix multiple send alternatives?

Popular alternatives to wp_mail fix multiple send include Flamingo, FluentSMTP – WP SMTP Plugin with Amazon…, MW WP Form. You can compare them side-by-side on our comparison pages.

Does wp_mail fix multiple send work with the latest WordPress?

wp_mail fix multiple send has been tested up to WordPress 4.8.28. It requires WordPress 3.0.1+ and PHP false+.

wp_mail fix multiple send — Reviews, Rating & Alternatives (2026)

Name: wp_mail fix multiple send
Author: Mathieu Thollet

As of April 2026, wp_mail fix multiple send is a WordPress mail plugin with 10 active installations and a 0/5 rating0. It has been downloaded 1.2K+ times in total. Requires WordPress 3.0.1+ and PHP false+. Available on WordPress.org since 2017. Last updated 8 years ago — may have compatibility concerns. Top alternative: Flamingo.

0/5Rating

10active installs

1.2K+total downloads

9 yearssince 2017

Overview

Avoids wp_mail to send multiple times the same mail within the same request.
That bug can happens in some times, for example when wp_mail is called with modules that allows PHP code in pages / posts, and when Yoast SEO is activated.

Read full description on WordPress.org