WP Mail SMTP

Solve WordPress email deliverability issues once and for all.

• Official Website: https://wpmailsmtp.com
• Primary Category: Email Newsletters & Marketing Automation
• License / Pricing: Freemium

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Overview

By default, WordPress uses the PHP mail() function, which is frequently blocked or flagged as spam by mail providers. WP Mail SMTP reconfigures WordPress to send all emails via authenticated SMTP providers (SendGrid, Mailgun, AWS SES, Gmail, Microsoft 365, or Brevo).

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Key Features

• Fixes: Fixes missing contact form notifications and password reset emails
• Direct: Direct API integrations with SendGrid, Amazon SES, Mailgun, Brevo, and Postmark
• Email: Email logging tracks every outgoing message with delivery status
• Backup: Backup connection automatically retries failed emails through secondary provider
• Weekly: Weekly email deliverability summary report

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Code & Integration Example

// Configured in wp-config.php or WP Admin dashboard settings

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Why Developers Choose WP Mail SMTP

WP Mail SMTP is trusted by the WordPress community because it balances reliability with deep extensibility. Whether you are running a single client site or managing an enterprise network of hundreds of installations, it integrates cleanly into modern WordPress workflows.

• Developer Friendly: Built to respect WordPress coding standards with action hooks and filters.
• Actively Maintained: Frequently updated for the latest major WordPress versions.
• Community Backed: Comprehensive documentation, tutorials, and community support forums.