Lightweight, self-hosted captcha field for Fluent Forms — image, math and question/answer challenges. No external services, no tracking.
Alternatives to Question Antispam for Comment and Signup
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.
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.
SecureGate Captcha Litev1.1.1
Complete site security with Cloudflare Turnstile, Math & Character CAPTCHA. High-performance protection for Login, Registration, and Comment forms.
Advanced SmartCaptchav1.5.8
A plugin that helps protect your WordPress site forms from spam and bots using the Yandex SmartCaptcha service.
1 The Ultimate Spam Protection Plugin Using Captcha for WordPress Forms.
Kama SpamBlockv2.0.0
Light and invisible protection against basic automated comment spam. Pings and trackbacks check for real backlinks.
Friendly Captcha is a privacy-first anti-bot solution that protects WordPress website forms from spam and abuse.
Zero-DB, zero-external-JS honeypot anti-spam for WordPress comments, core forms, and popular form plugins. Invisible to humans, a void to bots.
Prosopo Procaptchav1.24.1
Free, GDPR-compliant CAPTCHA that stops spam bots on WordPress core forms and 21 form plugins, page builders and themes.
Honeypot Plus for Contact Form 7 - Adds honeypot plus anti-spam functionality to Contact Form 7 forms.