Is Super Duper SMTP free?

Yes, Super Duper SMTP is free to use. It is available as a free plugin on WordPress.org.

How many websites use Super Duper SMTP?

Super Duper SMTP has 10 active installations as tracked by WordPress.org.

What are the best Super Duper SMTP alternatives?

Popular alternatives to Super Duper SMTP include WP Mail SMTP by WPForms – The Most…, Easy WP SMTP – WordPress SMTP and Email…, GoSMTP – SMTP for WordPress. You can compare them side-by-side on our comparison pages.

Does Super Duper SMTP work with the latest WordPress?

Super Duper SMTP has been tested up to WordPress 5.4.19. It requires WordPress 3.0.1+ and PHP false+.

Super Duper SMTP — Reviews, Rating & Alternatives (2026)

Name: Super Duper SMTP
Author: Nando Delgado

As of April 2026, Super Duper SMTP is a WordPress smtp plugin with 10 active installations and a 0/5 rating0. It has been downloaded 1.4K+ times in total. Requires WordPress 3.0.1+ and PHP false+. Available on WordPress.org since 2020. Last updated 5 years ago — may have compatibility concerns. Top alternative: WP Mail SMTP by WPForms – The Most….

0/5Rating

10active installs

1.4K+total downloads

6 yearssince 2020

Overview

Super Duper SMTP is a very simple to use plugin to send all email through SMTP and avoid delivery issues and extra set up on the WP admin panel. Just install it, activate it, and you’re good to go!

The free version of this plugin supports up to 10 emails per month per domain, with premium pricing starting at $1.49 for up to 100 emails per month.

Read full description on WordPress.org