Protect your forms with GDPR-compliant Double Opt-In. Ensure valid emails, prevent fake signups, and stay compliant with Contact Form 7 and Avada.

Jonathan Robrecht

Single Mailchimp

Single Opt-In AJAX Mailchimp Newsletter form for Wordpress. You can switch between single opt-in and double opt-in. Use it as Widget or Shortcode.

Forge12 Interactive GmbH

<p><strong>Double Opt-In</strong> verifies every submitted email before it’s stored or used.<br />
This ensures:<br />
– Only valid email addresses are accepted.<br />
– GDPR requirements are met with proper tracking.<br />
– Your database stays clean and reliable.</p>
<p>Seamless integration with <strong>Contact Form 7</strong> and <strong>Avada Forms</strong>.<br />
Enable Double Opt-In per form, customize confirmation emails, and manage data retention with ease.</p>
<p>👉 Did you find this plugin helpful? Please consider <a href="https://wordpress.org/support/plugin/YOUR-PLUGIN-SLUG/reviews/#new-post" rel="ugc">leaving a 5-star review</a>.</p>
<h4>Quick Start</h4>
<p><a href="https://www.forge12.com/blog/so-verwendest-du-das-double-opt-in-fuer-contact-form-7/" rel="nofollow ugc">Read the Quick Guide</a></p>
<h3>Free Features</h3>
<ul>
<li>Double Opt-In for Contact Form 7</li>
<li>Double Opt-In for Avada Forms</li>
<li>GDPR-ready data storage (Form ID, Email, Registration/Confirmation Date & IP)</li>
<li>Automatic cleanup of unconfirmed entries</li>
<li>Predefined templates or fully custom opt-in mails</li>
<li>Custom confirmation page redirects</li>
<li>Dynamic conditions (enable opt-in based on user input)</li>
<li>Full mail customization</li>
</ul>
<h3>Pro Features</h3>
<ul>
<li>Double Opt-In for Elementor Forms</li>
<li>Double Opt-Out System (unique opt-out links per submission)</li>
<li>CSV export of all opt-ins</li>
<li>Automatic WordPress user creation after opt-in (with role assignment)</li>
<li>Extended cleanup and export options</li>
<li>Premium support</li>
</ul>
<h3>Privacy & Telemetry</h3>
<p>Starting with version <strong>3.1.0</strong>, the Double Opt-In plugin includes <strong>optional anonymous telemetry</strong> (opt-out).<br />
This helps us understand which features are used most, so we can improve usability and remove unused complexity.</p>
<p><strong>We never sell or share data.</strong><br />
Telemetry is used <strong>only for product improvement and maintenance</strong>.</p>
<h3>Telemetry data collected:</h3>
<ul>
<li><code>plugin_slug</code>, <code>plugin_version</code></li>
<li><code>snapshot_date</code></li>
<li><code>settings_json</code> (anonymized plugin settings)</li>
<li><code>features_json</code> (enabled features)</li>
<li><code>created_at</code>, <code>first_seen</code>, <code>last_seen</code></li>
<li><code>counters_json</code> (opt-in/opt-out events)</li>
<li><code>wp_version</code>, <code>php_version</code>, <code>locale</code></li>
</ul>
<h3>GDPR / DSGVO Compliance</h3>
<ul>
<li>No personal data, no cookies, no user tracking.</li>
<li>Basis: <em>Art. 6 Abs. 1 lit. f DSGVO</em> (legitimate interest – plugin optimization).</li>
<li>Telemetry is fully optional and can be disabled anytime in plugin settings.</li>
</ul>


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