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.
Privacy CAPTCHA for Capv1.6.2
Privacy-friendly spam protection for comments, login, registration, WooCommerce, and Gravity Forms, powered by your own Cap server.
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.
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.
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.