Zero-DB, zero-external-JS honeypot anti-spam for WordPress comments, core forms, and popular form plugins. Invisible to humans, a void to bots.
Alternatives to No Captcha in Comments
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.
Stop comment spam, fake registrations and form bots with invisible behavioral verification — no puzzles, no checkboxes, zero PII.
Kama SpamBlockv2.0.0
Light and invisible protection against basic automated comment spam. Pings and trackbacks check for real backlinks.
QWeb Spam Shieldv1.1.0
Stop spam on every form, comment, review, signup and WooCommerce checkout, with no CAPTCHA and no external calls. Card-testing defense built in.
Captcha Codev3.33
GDPR compatible captcha anti-spam protection for login form, comments form, registration form & lost password form. Eliminate spam with captcha.
Block automated comment spam quietly — no CAPTCHA, no configuration, and no friction for real visitors.
Privacy CAPTCHA for Capv1.6.2
Privacy-friendly spam protection for comments, login, registration, WooCommerce, and Gravity Forms, powered by your own Cap server.
Replace CAPTCHAs with bank-verified human identity. One-click verification. Users verify once, trusted everywhere.
CaptchaKitv1.0.1
Replace boring CAPTCHAs with fun 10-second mini-games. Bot protection that doesn't frustrate real users.
Invisible behavioral spam filter for comments and forms. No CAPTCHA, no cookies, no external service. Pairs well with your anti-spam plugin.