Beherit

<p>Plugin protects WordPress website forms from spam and brute-force attacks with Google reCAPTCHA. There is no additional user-unfriendly options, just choose captcha version, enter keys and optionally set captcha theme, size or badge position – nothing more!</p>
<h4>What forms are protected with reCAPTCHA?</h4>
<ul>
<li>Login form</li>
<li>Reset password form</li>
<li>New password form</li>
<li>Registration form</li>
<li>Comment form</li>
<li><a href="https://wordpress.org/plugins/lite-contact-form/" rel="ugc">Lite Contact Form</a></li>
<li>Contact Form 7</li>
</ul>
<p>The reCAPTCHA verification will be required only for not logged in users.</p>


GreCAPTCHA

Protects WordPress website forms from spam and brute-force attacks with Google reCAPTCHA.

Richer Yang

<p>It can set that if count the registered member views OR views in index page.<br />
To differentiate between USER and BOT is by HTTP_agent, and it can set at admin</p>


WP-PostViews Plus

Enables You To Display How Many Times A Post Had Been Viewed By User Or Bot.

GreCAPTCHA vs WP-PostViews Plus