A powerful spam protection plugin for Contact Form 7 that blocks bots, spam submissions, VPN users, repeated attempts, and automated attacks — without …
Alternatives to Hashcash for Contact Form 7
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Protect Contact Form 7 and optionally WordPress comments with privacy-friendly anti-spam protection.
Stop contact form spam without Google reCAPTCHA. GDPR-friendly behavioral bot protection for Contact Form 7. No external servers. No puzzles.
hostily Captchav0.2.5
Spam protection for comments, login, registration, WooCommerce and form plugins. Hosted in Germany, no cookies, no image puzzles.
ZBounce Email Validatorv1.2.6
Check form email addresses with the ZBounce service. Requires purchased verification credits and an API key from zbounce.net.
Block spam on Contact Form 7, WPForms & comments. No API key. GDPR compliant. Free for commercial use. No configuration needed.
A lightweight, invisible honeypot field for Contact Form 7 that helps reduce automated spam submissions without CAPTCHAs.
Lightweight honeypot spam protection for Contact Form 7. Zero config — just add [honeypot] to your form.
Stop Contact Form 7 spam with honeypot protection, automatic IP blocking, duplicate submission prevention, disposable email filtering, rate limiting, …
Honeypot, signed security tokens, and anti-replay protection for Contact Form 7. Built for performance and full-page cache compatibility.