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

How many websites use HTP SMTP?

HTP SMTP has 30 active installations as tracked by WordPress.org.

What are the best HTP SMTP alternatives?

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

Does HTP SMTP work with the latest WordPress?

HTP SMTP has been tested up to WordPress 6.0.11. It requires WordPress false+ and PHP false+.

HTP SMTP – WP Mail SMTP, Amazon SES, SendGrid, MailGun and Any SMTP Connector Plugin — Reviews, Rating & Alternatives (2026)

Name: HTP SMTP – WP Mail SMTP, Amazon SES, SendGrid, MailGun and Any SMTP Connector Plugin
Rating: 5 (1 reviews)
Author: HuTaNaTu

As of April 2026, HTP SMTP is a WordPress mail plugin with 30 active installations and a 5/5 rating from 1 reviews. It has been downloaded 5.6K+ times in total. Requires WordPress false+ and PHP false+. Available on WordPress.org since 2021. Last updated 3 years ago — may have compatibility concerns. Top alternative: Flamingo.