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Simple SMTP Mailer — WordPress Email Plugin

by Josh Mckibbin · WordPress.org page · Website

v1.1.0 Tested up to WP 6.8.8 PHP 8.0+

Simple SMTP Mailer has 40+ active installs on WordPress.org and 2,207 downloads all time. We have tracked it since September 4, 2026; download trends appear after 30 days of data. The last update was on April 28, 2025, tested up to WordPress 6.8.8.

Simple SMTP Mailer at a glance

Active installs
40+
Total downloads
2,207
Downloads, last 30 days
–
available after 30 days of tracking
30-day growth
–
tracking since September 4, 2026

Is Simple SMTP Mailer well maintained?

Support threads resolved
No open threads
nothing waiting on the WordPress.org forum
WordPress compatibility
Behind
tested up to WordPress 6.8.8, not yet with the current 7.1

Features

The feature list from the plugin's own readme on WordPress.org, trimmed to the essentials.

  • Host: The mail server (Defaults to smtp.gmail.com)
  • Username: The username used for connecting to the SMTP server
  • Password: The password used for connecting to the SMTP server
  • Port: The port to use when sending an email (587, 465 or 25. Defaults to 587)
  • Security: The type of encryption security to use when sending an email (TLS or SSL. Defaults to TLS)
  • Debug: Enable debugging

Details

Simplifies local development by configuring WordPress to use SMTP instead of the PHP mail() function

The full description, screenshots and every review live on the WordPress.org page.

Rankings Simple SMTP Mailer competes in

Tags

  • email
  • mail
  • phpmailer
  • smtp
  • wp_mail

More from Josh Mckibbin

Version
1.1.0
Last updated
Apr 28, 2025
First published
Aug 18, 2022
Requires WordPress
6.0
Tested up to
6.8.8
Requires PHP
8.0
Pricing
Free on WordPress.org

Simple SMTP Mailer FAQ

What does Simple SMTP Mailer do?

According to its WordPress.org readme, Simple SMTP Mailer offers Host: The mail server (Defaults to smtp.gmail.com), Username: The username used for connecting to the SMTP server, Password: The password used for connecting to the SMTP server, Port: The port to use when sending an email (587, 465 or 25. Defaults to 587) and Security: The type of encryption security to use when sending an email (TLS or SSL. Defaults to TLS).

How many active installs does Simple SMTP Mailer have?

WordPress.org reports 40+ active installs for Simple SMTP Mailer as of September 7, 2026.

Is Simple SMTP Mailer still maintained?

The last release was on April 28, 2025, more than a year ago. WordPress.org shows a warning on plugins that go this long without an update.

Is Simple SMTP Mailer free?

Simple SMTP Mailer is free to install from WordPress.org. Many plugins also sell a paid version or add-ons.