Subscription Popup – (Newsletter, Autoresponder & Unsubscribe System) is a powerful email marketing extension for Instant Popup Builder that gives you complete control over subscriptions, automated follow-ups, campaigns, and compliance—right inside WordPress.

Designed for eCommerce, blogs, and business sites, this extension combines a fully-featured newsletter system with built-in autoresponders, advanced unsubscribe management, security, and automation.

Key Features:

• Autoresponder Automation – Send automatic welcome emails, follow-up sequences, and time-based drip campaigns to engage subscribers without manual effort.
• Complete Unsubscribe System – Add an

  Unsubscribe from Newsletter

  Enter your email address to unsubscribe from our newsletter.

  Email Address *

  Are you sure you want to unsubscribe?

  Unsubscribe Processing...
  shortcode to any page or use the dedicated unsubscribe page with URL parameter support. Includes AES-256-CBC email encryption, nonce verification, CSRF protection, audit trails, and multiple design styles (default, minimal, modern). Fully GDPR and CAN-SPAM compliant.
• Email Template Management – Duplicate existing templates with one click, keeping all content and settings intact. Smart naming (Copy, Copy 1, etc.) with AJAX-based duplication and error handling.
• Newsletter Campaign Editing – Edit live campaigns with a modal interface, pre-filled forms, and AJAX-powered data loading. Supports direct URL-based editing.
• Enhanced Campaign Integration – Automatic unsubscribe links, {unsubscribe_link} placeholder support, personalized content, and default email footers.
• Security & Database Improvements – Strong nonce checks, input sanitization, capability control, detailed logging, and optimized database operations.
• Subscriber Management Tools – Bulk actions, CSV/XLSX import with flexible column mapping, column visibility controls, and campaign assignments.
• Streamlined UI – Clean, responsive design, simplified newsletter settings, improved form validation, and clear success/error messaging.

Perfect for:
Businesses and creators who want a self-hosted, secure, and customizable popup-driven newsletter system with automated autoresponders, legal compliance, and high-conversion email campaigns.