Yes, Spam Master is free to use. It is available as a free plugin on WordPress.org.

How many websites use Spam Master?

Spam Master has 200 active installations as tracked by WordPress.org.

What are the best Spam Master alternatives?

Popular alternatives to Spam Master include Akismet Anti-spam: Spam Protection, Sucuri Security – Auditing, Malware…, WP Mail Logging. You can compare them side-by-side on our comparison pages.

Does Spam Master work with the latest WordPress?

Spam Master has been tested up to WordPress 6.9.4. It requires WordPress 5.0+ and PHP 7.4+.

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Spam Master

Name: Spam Master
Rating: 4.2 (71 reviews)
Author: TechGasp

Real-time firewall and anti-spam for WordPress. Block spam bots, comments, logins & registrations. No CAPTCHA, no slowdown.

By TechGasp·Spam·Free

4.2(71 reviews)

·200 active installs·Updated 3 weeks ago

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As of April 2026, Spam Master is a WordPress spam plugin with 200 active installations and a 4.2/5 rating from 71 reviews. It has been downloaded 143K+ times in total. Requires WordPress 5.0+ and PHP 7.4+. Available on WordPress.org since 2013. Actively maintained — updated within the last month. Top alternative: Akismet Anti-spam: Spam Protection.

4.2/571 reviews

200active installs

143K+total downloads

13 yearssince 2013

Overview

Spam Master delivers powerful, real-time firewall and anti-spam protection for WordPress. Instantly block spam bots, brute force logins, fake registrations, comment spam, and malicious contact form submissions. Spam Master uses live RBL (real-time block lists) with millions of updated threats to keep your site secure.

Key Features:
– Real-Time Spam Firewall (RBL/Blacklist)
– Anti-bot, anti-flood, anti-crawler, brute force & DDoS protection
– Compatible with WooCommerce, Contact Form 7, WPForms, BuddyPress, Gravity Forms, bbPress, Jetpack, Akismet, Ninja Forms, MailChimp, S2Member, MailPoet, Formidable, ConvertKit, ActiveCampaign, and any custom plugin or theme
– No CAPTCHA, No JavaScript, No AJAX — fast and SEO-friendly
– GDPR compliant & privacy-focu…

Read full description on WordPress.org