Rafal Puczel of RFS WP

<blockquote>
<p><a href="https://rfswp.com/docs/rfs-email-verification-for-gravity-forms/" rel="nofollow ugc">Documentation / User Guide</a> | <a href="https://rfswp.com/support/" rel="nofollow ugc">Support</a> | <a href="https://rfswp.com/plugins/rfs-email-verification-for-gravity-forms/" rel="nofollow ugc">Home Page</a></p>
</blockquote>
<p><strong>This plugins is an add-on for Gravity Forms.</strong> Requires Gravity Form plugin to work.</p>
<p>RFS Email Verification for Gravity Forms adds and OTP (One Time Password) email verification functionality to your form. It allows you to easily verify or athenticate your users / customers / clients. The unique code is sent to a user’s email address and needs to be entered in order to submit the form. It’s also great way to avoid spam users submitting your forms. It supports both single and multi-page forms.</p>
<h3>FEATURES</h3>
<ul>
<li>Single page form support</li>
<li>Multi-page form support. Limited in free version, requires the email and verification code fields to be on the same page of multi-page form.</li>
<li>Email and verification code fields on the same page</li>
<li>Auto-generated unique verification code</li>
<li>Verification code settings for lenght, characters type and input mask</li>
<li>Custom text for “send code” button</li>
<li>Custom email subject</li>
<li>Custom email “from” address</li>
<li>Unlimited plugin updates</li>
<li>Plugin support</li>
</ul>
<h3>DEVELOPER OPTIONS</h3>
<p>The addon includes custom hooks and filters. You can find the details in plugin <a href="https://rfswp.com/docs/rfs-email-verification-for-gravity-forms/#for-developers" rel="nofollow ugc">Documentation</a></p>
<h3>[+] PREMIUM FEATURES</h3>
<ul>
<li>Custom email message</li>
<li>Fields merge tags support for more personalized message. Lets you include other form field values, like Name to be included in the email message.</li>
<li>Email and verification code fields on different pages. Ask for an email on the first page and let user enter the code on the next.</li>
<li>Automatically go to the next page after sending the code. Nice feature for multi-page forms.</li>
<li>Resend button. Allow users to resend the code in case they didn’t get it or expired. Otherwise they need to reload the page.</li>
<li>Custom text for “resend code” button</li>
<li>Resend interval. Locks the “resend” button for a few seconds to prevent multiple clicks of a button in a row, which would result in sending multiple emails.</li>
<li>Custom expiry time for verification code. By default it expires after 2 minutes.</li>
<li>Premium support (6-months included)</li>
</ul>
<h3>TRANSLATION READY</h3>
<p>Do you speak another language? Want to contribute in a meaningful way to our plugin? Contact us if you’d like to help translating the plugin into your language.</p>
<h3>SUPPORT</h3>
<p>Having issues with the plugin? Contact us through the <a href="https://rfswp.com/support/" rel="nofollow ugc">website</a>.</p>


RFS Email Verification for Gravity Forms

OTP (One Time Password) Email Verification for Gravity Forms. Verify or authenticate your users. It’s also great way to avoid spam.

One Loop Studio

<p>OLS 2FA is a lightweight plugin that enhances your website’s security by adding email two-factor authentication (2FA). When users log in, they receive a unique authentication code by email to verify their identity before accessing their account.</p>
<p><strong>Features:</strong><br />
– Adds a second layer of authentication using email verification.<br />
– Simple setup with easy-to-follow instructions.<br />
– Compatible with WordPress default login flow.</p>
<h4>Release Notes:</h4>
<p>Before updating the plugin please check <a href="https://oneloopstudio.com/wordpress-plugins/ols-2fa/" rel="nofollow ugc">our latest release notes</a>.</p>
<h3>Usage</h3>
<ol>
<li>Activate the plugin</li>
<li>Go to <strong>One Loop Studio > 2FA Email</strong> to configure.</li>
<li>Enable 2FA Email.</li>
<li>Once enabled, You need to verify if you can receive email.</li>
<li>Now its enabled and ready to go.</li>
</ol>


OLS 2FA

OLS 2FA is a lightweight plugin that enhances your website's security by adding email two-factor authentication (2FA).

RFS Email Verification for Gravity Forms vs OLS 2FA