Mass Mailer is a powerful WordPress plugin/theme for sending bulk emails fast, reliably, and safely. It helps you build lists, design emails, personalize campaigns, and track results—all inside WordPress. Perfect for newsletters, promotions, and automated sequences without leaving your site.
- Easy list management with imports, tags, and segments
- Drag-and-drop email builder with responsive templates
- Personalization with merge tags (name, custom fields, more)
- Automations: welcome series, drip campaigns, behavior triggers
- Smart sending with throttling and queue management
- SMTP integration (SendGrid, Amazon SES, Mailgun, Postmark)
- Built-in analytics: opens, clicks, bounces, unsubscribes
- A/B testing for subject lines and content
- GDPR-ready tools with consent and preference management
- One-click unsubscribe and compliant footer controls
- WooCommerce integration for customer and order emails
- Signup forms, popups, and widget embeds
- Role-based access and multisite support
- REST API and webhooks for developer workflows
- Lightweight, fast, and optimized for high deliverability
