zxdong262

<p>This plugin add a simple math captcha to comment form.no javascript,no css included,just some php code.should just stop robot spammers.<br />
just add all php codes to your theme’s function.php will do the work too.visit<br />
http://html5beta.com/wordpress/wp-simple-captcha/<br />
for more info.</p>
<h3>License</h3>
<p>This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.</p>


WP Simple Captcha

This plugin add a simple math captcha to comment form.no javascript,no css included,just some php code.should just stop robot spammers.

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, Spanish and German</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.

WP Simple Captcha vs DS CF7 Math Captcha