A lightweight math CAPTCHA and spam protection plugin for WordPress login, WooCommerce, and Contact Form 7 forms.
Alternatives to Simple Login Captcha
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.
Kaya Login Captchav1.1.0
Protects the WordPress login, registration and lost-password forms with a simple captcha. No third-party APIs, services or dependencies required.
Redeyed Sentinelv1.0.7
Free CAPTCHA and IP-reputation for WordPress login, registration, lost-password and comments, with a block log. Inert until your keys are set.
Protect your WordPress login page with a fun 3×3 puzzle. Users must solve it before they can log in.
Self-hosted image CAPTCHA and silent honeypot for Login, Registration, Lost Password, and Comments forms. No API keys, no external services.
Reycob Form Firewallv1.3.9
Protects public WordPress forms, login, registration, comments, and WooCommerce product reviews with a local CAPTCHA and rate limits.
SecureGate Captcha Litev1.1.1
Complete site security with Cloudflare Turnstile, Math & Character CAPTCHA. High-performance protection for Login, Registration, and Comment forms.
Protect your WordPress login and admin area using Cloudflare Turnstile, a modern CAPTCHA alternative.
Power Captcha reCAPTCHAv1.2.0
Protect WordPress/WooCommerce/Contact Form 7 forms from spam, brute-force attacks, fake comments, accounts, or registrations with Google reCAPTCHA.
Adds reCAPTCHA verification to WooCommerce checkout, login, registration, and password reset forms to prevent spam and bot transactions.