QR Code Tag for WC order emails, POS receipt emails, PDF invoices, PDF packing slips, Blog posts, Custom post types and Pages (from goaskle.com)
Post SMTP – WordPress SMTP Plugin with Email Logs and Mobile App for Failure Notifications – Gmail SMTP, Office 365, Brevo, Mailgun, Amazon SES and more
Website Pop-up Builder by BDOW! (formerly Sumo): Pop-ups + forms for email opt-ins and lead generation
Advanced Campaign Monitor Integration – Sync WP users and newsletter subscribers data, import campaigns
Email Tracker – Email Tracking Plugin to track Emails for Open and Email Links Click (Compatible with WooCommerce)
AWeber – Free Sign Up Form and Landing Page Builder Plugin for Lead Generation and Email Newsletter Growth
Easy Email Integration – Connect forms with MailChimp, Sendinblue, GetResponse, FluentCRM, ActiveCampaign, etc using Block Editor & Elementor