Newsletter – SMTP Addon ensures reliable email delivery for your WordPress newsletters by integrating seamlessly with your preferred SMTP service. Designed to work alongside the core Newsletter plugin, this addon helps bypass common sending issues like spam filters or blocked emails—ensuring your campaigns land directly in inboxes.
Perfect for:
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Website owners using the Newsletter plugin for email marketing
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Businesses needing higher deliverability for newsletters and autoresponders
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Users who want to connect with SMTP services like Sendinblue, Mailgun, Amazon SES, or Gmail
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Bloggers and marketers frustrated by default PHP mail issues
🔑 Key Features:
SMTP Email Sending
Send all newsletter emails via a secure SMTP server instead of the default PHP mail function.
Easy Setup & Configuration
Quickly add your SMTP host, port, authentication, and encryption details right from the settings panel.
Improved Deliverability
Reduce the chances of emails landing in spam folders by using trusted SMTP providers.
Compatibility with Major Services
Works with Gmail, SendGrid, Mailgun, Amazon SES, Outlook, and most third-party SMTP services.
Error Logging & Diagnostics
Track email sending logs and troubleshoot delivery issues with detailed error messages.
Supports Authentication & Encryption
Use SSL or TLS for secure email transmission and authenticated sending.
✅ Why Choose Newsletter – SMTP Addon?
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Fixes delivery issues common with standard WordPress email systems
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Ensures your newsletters reliably reach subscribers
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Increases trust and engagement with better inbox placement
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Simple integration with any major SMTP provider
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Essential for serious email marketers using the Newsletter plugin
If you’re sending newsletters from your WordPress site, the Newsletter – SMTP Addon is a must-have tool to ensure your messages are delivered accurately and securely—every time.





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