wprecaptcha

WP reCAPTCHA protects your site from spam and abuse. It uses advanced risk analysis techniques to tell humans and bots apart.
WP recaptcha is the only WP Plugin curretly offering reCAPTCHA v3 for Gravity Forms.
WP recaptcha Supports all Google reCAPTCHA versions: 
* Version 3 
* Version 2 – checkbox 
* Version 2 – invisible
WP recaptcha is very simple to use! just select the page that contains the form – WP recaptcha will automatically generate the required recaptcha code.
<a href="https://demo.wprecaptcha.com/" rel="nofollow ugc">View Demo</a>
<h4>Free Features</h4>
<ul>
<li>Add Google reCAPTCHA to:
<ul>
<li>Login Form</li>
<li>Register Form</li>
<li>Lost Password Form</li>
<li>Reset Password Form</li>
<li>Comments Form</li>
</ul>
</li>
<li>Disable Google reCAPTCHA for registered users</li>
<li>Select Google reCAPTCHA language manually or Switch Languages Automatically.</li>
<li>Supports Google reCAPTCHA:
<ul>
<li>Version 3</li>
<li>Version 2 – checkbox</li>
<li>Version 2 – invisible</li>
</ul>
</li>
<li>Available Google reCAPTCHA extended settings for:
<ul>
<li>Version 3
<ul>
<li>Hide badge for Desktop devices</li>
<li>Hide badge for Mobile devices</li>
</ul>
</li>
<li>Version 2 – checkbox
<ul>
<li>Select theme
<ul>
<li>Light</li>
<li>Dark</li>
</ul>
</li>
<li>Select Size
<ul>
<li>Normal</li>
<li>Compact</li>
</ul>
</li>
</ul>
</li>
<li>Version 2 – invisible
<ul>
<li>Select Google badge position:
<ul>
<li>Bottom Right</li>
<li>Bottom Left</li>
<li>Inline</li>
</ul>
</li>
<li>Hide badge for Desktop devices</li>
<li>Hide badge for Mobile devices</li>
</ul>
</li>
</ul>
</li>
<li>Compatible with latest WordPress version</li>
<li>Configure all subsites on the network</li>
</ul>
<blockquote>
Pro Features
All features from Free version included plus: 
 * Compatible with: 
 * Gravity Forms 
 * Contact Form 7 
 * Jetpack Contact Form 
 * Contact Form by WPForms 
 * MailChimp for WordPress 
 * Compatible with Woocommerce: 
 * Login Form 
 * Register Form 
 * Lost Password Form 
 * Order Form 
 * IndividualSettings for each form use Shortcode Generator 
 * 24x7x365 support
</blockquote>
<a href="https://www.wprecaptcha.com/" rel="nofollow ugc">Upgrade to Pro</a>

WP reCaptcha

Add Google reCaptcha to WordPress forms. Easy to add, advanced security for your forms.

Sandeep Kumar

Simple, Lightweightht and User Friendly plugin to secure your wordpress admin panel by adding captcha on the login page.
Features: 
* Mathematical Captcha 
* Google reCAPTCHA V2 
* Google reCAPTCHA V3

SKP WP Admin Login Captcha


The plugin is simple and easy to use. The captcha works fine.


Simple Free and effective

Add Google or Mathematical captcha on wordpress login page

WP reCaptcha vs SKP WP Admin Login Captcha