WordPress spam prevention plugins

Anti-fraud, checkout verification and spam prevention plugin for WooCommerce and WordPress forms.

Simple Google reCAPTCHA (v2 and v3) for WordPress, 100% free, no hidden premium, no catches. Supports WooCommerce and Contact Form 7.

Real-time email validation for WordPress forms. Block invalid, disposable, and risky emails to keep your database clean and improve deliverability.

Automatically insert Project Honeypot links into your pages and block IP addresses that are listed on various block lists you can choose from.

SPAM Blocker for WordPress, formerly Contact Form 7 Manual Spam Blocker, is an easy-to-use plugin to block all those spammers who manually fill out fo …

Block emails or domains from WooCommerce and WordPress signups. Supports wildcards, disposable email blocking, bulk import, CSV export, and logs.

Add email verification to Elementor forms: users confirm via code, ensuring valid submissions and reducing spam.

Prevent disposable email addresses from registering or commenting on your site with MailCheck.ai.

Block specific emails, domains, IPs, countries, and text in Gravity Forms submissions with logging and statistics.

The KillBot plugin for WordPress uses the external KillBot service to protect websites from bots and automated traffic.

Add Hashcash spam protection to Contact Form 7.

WPshore Contact Form 7 Spam Prevention helps you manage your Inbox to keep it free of unwanted e-mail messages.

Keep your WordPress site clean by blocking signups and comments from temporary or disposable email domains. 100% free, no paid APIs.

Easily control who can register. Block bad emails/domains, prevent duplicate IPs, and real-time email validation during signup.

Simple script to stop automated bots filling out comments now with password protection and encryption to make it better. Complete rewrite version 0.6

Protect your Wordpress blog with our amazing bot&SPAM blocker. Don't let hackers get your website down, prevent spam and content scraping, bl …

Blocks comment submission until the user confirms their email address with a one-time link. No accounts or captchas required.

Professional email verification for WooCommerce. Secure your checkout with OTP codes and prevent bot orders.