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Ironclad CAPTCHA WP plugin alternatives

The 8 WordPress plugins most like Ironclad CAPTCHA WP plugin, by the tags they share, the most in common first. Installs, ratings and updates come from WordPress.org and refresh every night.

Ironclad CAPTCHA WP plugin

10+ installs · #29,087 most popular

Its stats
Closest match
Really Simple CAPTCHA
Shares 1 of Ironclad CAPTCHA WP plugin's 5 tags.
Most installed
SiteGuard WP Plugin
600K+ active installs.
Best rated
Simple CAPTCHA with Cloudflare Turnstile
4.7 out of 5 from 263 reviews.
Most recently updated
Simple CAPTCHA with Cloudflare Turnstile
Updated on Oct 31, 2026.
  1. Really Simple CAPTCHA

    by Rock Lobster Inc.

    Really Simple CAPTCHA is a CAPTCHA module intended to be called from other plugins. It is originally created for my Contact Form 7 plugin.

    Installs
    300K+
    Rank
    #188
    Rating
    4.2(131)
    Updated
    2 months ago

    Sharescaptcha

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  2. Simple CAPTCHA with Cloudflare Turnstile

    by Elliot Sowersby / RelyWP

    Add Cloudflare Turnstile to WordPress, WooCommerce, Contact Forms & more. The user-friendly, privacy-preserving reCAPTCHA alternative. 100% free!

    Installs
    200K+
    Rank
    #234
    Rating
    4.7(263)
    Updated
    9 days ago

    Sharescaptcha

    Compare with Ironclad CAPTCHA WP plugin
  3. LukasApps CAPTCHA tools for Contact Form 7

    by LukasApps

    Protect Contact Form 7 forms from spam with Google reCAPTCHA v2, reCAPTCHA v3, hCaptcha or Cloudflare Turnstile.

    Installs
    100K+
    Rank
    #456
    Rating
    4.1(48)
    Updated
    1 month ago

    Sharescaptcha

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  4. Captcha Code

    by WebFactory

    GDPR compatible captcha anti-spam protection for login form, comments form, registration form & lost password form. Eliminate spam with captcha.

    Installs
    100K+
    Rank
    #444
    Rating
    3.9(35)
    Updated
    1 month ago

    Sharescaptcha

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  5. CAPTCHA 4WP

    by WPKube

    Use CAPTCHA to stop spam and allow customers & users to interact with your website easily. Block fake accounts and orders. Avoid false positives.

    Installs
    100K+
    Rank
    #437
    Rating
    3.2(269)
    Updated
    2 months ago

    Sharescaptcha

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  6. Image CAPTCHA for Contact Form 7 and WPForms by HookAndHook (DSGVO/GDPR)

    by hookandhook

    Adds an Image CAPTCHA to Contact Form 7 and WPForms, GDPR ready, perfect WPForms or Contact Form 7 Spam Protection Image CAPTCHA, adds a honeypot

    Installs
    70K+
    Rank
    #561
    Rating
    4.7(49)
    Updated
    2 months ago

    Sharescaptcha

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  7. Login No Captcha reCAPTCHA

    by Robert Peake

    Adds a Google No Captcha ReCaptcha checkbox to your Wordpress and Woocommerce login, forgot password, and user registration pages.

    Installs
    50K+
    Rank
    #708
    Rating
    4.5(63)
    Updated
    5 months ago

    Sharessecurity

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  8. SiteGuard WP Plugin

    by jp-secure

    Adds WordPress login and admin protections, including CAPTCHA, login lock, login alerts, renamed login URLs, and SiteGuard WAF tuning support.

    Installs
    600K+
    Rank
    #108
    Rating
    4.3(15)
    Updated
    13 days ago

    Sharescaptchasecurity

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