WordPress Anti-spam plugins: selection criteria and comparison
Compare features, licenses and deployment needs.
Source description: “The best anti-spam protection to block spam comments and spam in a contact form. The most trusted antispam…” Deployment: WordPress 5.8 / PHP 7.2. Listed version 5.7.2. 5,000,000 active installations reported by WordPress.org.
Source description: “Fastest growing Anti Spam plugin. No API calls, subscriptions, captcha or puzzle. Full GDPR complaint. For comments, contact…” Deployment: WordPress 5.0 / PHP not specified. Listed version 2.4.02. 400,000 active installations reported by WordPress.org.
Source description: “Spam protection, anti-spam, firewall, premium plugin. No spam comments & users, no spam contact form & WooCommerce anti-spam.” Deployment: WordPress 4.7 / PHP 7.2. Listed version 6.90. 200,000 active installations reported by WordPress.org.
Source description: “Block spam comments, defend against login attacks, strengthen site security. Anti-spam, brute-force protection & two-factor authentication built in.” Deployment: WordPress 5.6 / PHP 7.4. Listed version 7.5.3. 50,000 active installations reported by WordPress.org.
Source description: “Blocks spam the moment you activate it. No CAPTCHA, no setup, no API key. Multi-Layer. Just install and…” Deployment: WordPress 6.2 / PHP 7.4. Listed version 3.1.3. 30,000 active installations reported by WordPress.org.
Source description: “Stop comment spam in WordPress with the honeypot technique. No captcha, no setup, lightweight and invisible to your…” Deployment: WordPress 6.5 / PHP 7.4. Listed version 1.1.1. 10,000 active installations reported by WordPress.org.
Source description: “SilentShield – the invisible shield against spam. Spam is the weed of the internet. It clogs your forms,…” Deployment: WordPress 5.2 / PHP 7.4. Listed version 2.15.16. 10,000 active installations reported by WordPress.org.
Source description: “1 The Ultimate Spam Protection Plugin Using Captcha for WordPress Forms.” Deployment: WordPress 6.2 / PHP not specified. Listed version 5.2.8. 10,000 active installations reported by WordPress.org.
Source description: “Intelligent spam protection for WordPress forms, comments, and reviews. No CAPTCHA needed. Works with WPForms, Contact Form 7,…” Deployment: WordPress 5.5 / PHP 7.2. Listed version 1.7.2. 10,000 active installations reported by WordPress.org.
Source description: “Protect your forms from spam with 99.9% accuracy - no CAPTCHA, no JavaScript, no tracking. Trusted by 3.5M+…” Deployment: WordPress 4.6 / PHP not specified. Listed version 1.2.87. 6,000 active installations reported by WordPress.org.
Source description: “Build powerful custom forms with drag and drop. Saved entries, dashboard, signatures, Mailchimp, webhooks, and modern spam protection.” Deployment: WordPress 5.0 / PHP 7.4. Listed version 7.18.0. 6,000 active installations reported by WordPress.org.
Source description: “Invisible spam protection for every form, login and checkout. No puzzles, no checkboxes, no lost visitors — a…” Deployment: WordPress 4.8 / PHP 7.1. Listed version 6.2.0. 4,000 active installations reported by WordPress.org.