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Similar WordPress plugins

ThinkCaptcha alternatives

The 12 WordPress plugins most like ThinkCaptcha, by the tags they share, the most in common first. Installs, ratings and updates come from WordPress.org and refresh every night.

ThinkCaptcha

70+ installs · #19,034 most popular

Its stats
Closest match
Simple CAPTCHA with Cloudflare Turnstile
Shares 2 of ThinkCaptcha's 5 tags.
Most installed
Akismet Anti-spam
5M+ active installs.
Best rated
WPS Hide Login
4.8 out of 5 from 2,112 reviews.
Most recently updated
Simple CAPTCHA with Cloudflare Turnstile
Updated on Oct 31, 2026.
  1. 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
    8 days ago

    Sharescaptchaspam

    Compare with ThinkCaptcha
  2. 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

    Sharescaptcharecaptcha

    Compare with ThinkCaptcha
  3. Gravity Forms Zero Spam

    by GravityKit

    Block form spam in Gravity Forms with an invisible token check, email rejection rules, and optional AI review. No CAPTCHAs for your visitors.

    Installs
    100K+
    Rank
    #453
    Rating
    4.3(24)
    Updated
    2 months ago

    Sharescaptchaspam

    Compare with ThinkCaptcha
  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

    Sharescaptcharecaptcha

    Compare with ThinkCaptcha
  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

    Sharescaptcharecaptcha

    Compare with ThinkCaptcha
  6. Login Lockdown & Protection

    by WebFactory

    Protect, lockdown & secure login form by limiting login attempts from the same IP & banning IPs.

    Installs
    100K+
    Rank
    #370
    Rating
    4.3(61)
    Updated
    1 month ago

    Sharescaptchalogin

    Compare with ThinkCaptcha
  7. 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

    Sharescaptchaspam

    Compare with ThinkCaptcha
  8. Akismet Anti-spam

    by Automattic

    The best anti-spam protection to block spam comments and spam in a contact form. The most trusted antispam solution for WordPress and WooCommerce.

    Installs
    5M+
    Rank
    #8
    Rating
    4.7(1.2K)
    Updated
    2 months ago

    Sharesspam

    Compare with ThinkCaptcha
  9. WPS Hide Login

    by Remy Perona

    Change wp-login.php to anything you want.

    Installs
    2M+
    Rank
    #27
    Rating
    4.8(2.1K)
    Updated
    2 months ago

    Shareslogin

    Compare with ThinkCaptcha
  10. Google for WooCommerce

    by WooCommerce

    Native integration with Google that allows merchants to easily display their products across Google’s network.

    Installs
    800K+
    Rank
    #74
    Rating
    2.7(269)
    Updated
    19 days ago

    Shareswoocommerce

    Compare with ThinkCaptcha
  11. WooCommerce Stripe Payment Gateway

    by WooCommerce

    Accept debit and credit cards in 135+ currencies, many local methods like Alipay, ACH, and SEPA, and express checkout with Apple Pay and Google Pay.

    Installs
    700K+
    Rank
    #85
    Rating
    3.1(237)
    Updated
    23 days ago

    Shareswoocommerce

    Compare with ThinkCaptcha
  12. WooCommerce PayPal Payments

    by WooCommerce

    PayPal's latest payment processing solution. Accept PayPal, Pay Later, credit/debit cards, alternative digital wallets and bank accounts.

    Installs
    700K+
    Rank
    #82
    Rating
    2.9(588)
    Updated
    18 days ago

    Shareswoocommerce

    Compare with ThinkCaptcha

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