aeyoll

<p>Pow Captcha is a WordPress plugin that adds Proof of Work (PoW) captcha verification to your forms. This provides an effective way to prevent spam and bot submissions without requiring users to solve visual puzzles or complete complex challenges.</p>
<p>The plugin integrates seamlessly with popular form plugins including:</p>
<ul>
<li>Contact Form 7</li>
<li>Gravity Forms</li>
<li>And more coming soon</li>
</ul>
<p>Features:</p>
<ul>
<li>Lightweight and fast</li>
<li>No visual puzzles for users</li>
<li>Effective spam protection</li>
<li>Easy integration with existing forms</li>
<li>Customizable difficulty levels</li>
<li>Developer-friendly with hooks and filters</li>
</ul>
<h3>WP-CLI commands</h3>
<h3>Configure the plugin</h3>
<p>wp pow-captcha set_api_key “your-secret-api-key”<br />
wp pow-captcha set_api_url “https://your-captcha-service.com”<br />
wp pow-captcha set_enable_on_login_form true</p>
<h3>Check configuration</h3>
<p>wp pow-captcha status</p>
<h3>Clear cache when needed</h3>
<p>wp pow-captcha clear_cache</p>


Pow Captcha

Adds Pow Captcha verification to forms to prevent spam and bot submissions.

dotsquares

<h3>Form Stop Spam Emails – A permanent solution to stop spam emails</h3>
<p>“DS CF7 Math Captcha” plugin gives functionality of prevent unwanted spam to your contact form 7. Contact Form 7 plugin is most widely used by many users so this plugin helps to prevent unwanted spam from website that has been created by Contact Form 7 plugin. This plugin is very much effective to stop form spam for Contact Form 7 plugin.</p>
<h4>The plugin has been tested with the latest version (6.1) of Contact Form 7</h4>
<h4>Features</h4>
<ul>
<li>Math Captcha</li>
<li>Refresh Math Captcha</li>
<li>Available Translations – English (US), French, Hindi</li>
</ul>


DS CF7 Math Captcha

Works Great

"DS CF7 Math Captcha" is a math captcha with refresh captcha functionality to prevent unwanted spam for your contact form 7 plugin.

Pow Captcha vs DS CF7 Math Captcha