smartest.email

Double opt-in for Divi contact forms. Requests are forwarded only after the visitor confirms their email address.

Build forms from purpose templates, collect leads in a WordPress inbox and confirm sign-ups by email. GDPR tools included.

Create accessible newsletter forms, manage subscribers, use double opt-in, and back up subscriber data as CSV or JSON.

Self-hosted email marketing for WordPress — send newsletters from your own server, with double opt-in, one-click unsubscribe, and no monthly fees.

Connect Gravity Forms to Mailster with field mapping, mailing list assignment, conditional signup, and double opt-in.

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