King SMTP – Email Log & Delivery
Free SMTP and Email Log plugin for WordPress. No Pro version. Connect any SMTP provider, log every email, get failure alerts.
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·70 active installs·Updated 1 week agoAs of April 2026, King SMTP is a WordPress smtp plugin with 70 active installations and a 0/5 rating0. It has been downloaded 3.3K+ times in total. Requires WordPress 3.3+ and PHP false+. Available on WordPress.org since 2020. Actively maintained — updated within the last month. Support resolution rate: 0%. Top alternative: WP Mail SMTP by WPForms – The Most….
0/5Rating
70active installs
0%resolved
6 yearssince 2020
Overview
King SMTP is a free WordPress SMTP and Email Log plugin. No Pro version, no paywalls — everything is included for free.
Connect WordPress to any SMTP provider or use the built-in KingSMTP integration. Every email your site sends gets logged, searchable, and can be resent with one click.
What this plugin does:
- Connects to any SMTP provider — Gmail, Outlook, SendGrid, Mailgun, or your own server
- Built-in KingSMTP support — send via HTTP API, works even when port 25 is blocked
- Email Log — every sent email is logged with status, recipient, subject and error details
- Search, filter and resend emails directly from your WordPress dashboard
- Failure Alerts — get an email notification when a delivery fails
- Works with WooCommerce, Gravity Forms, Contact Form 7, WPForms, and any plugin that uses wp_m…
Screenshots
Ratings & Reviews
00 reviews
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Compatibility
| WordPress | 3.3+ requiredTested up to 6.9.4 |
| PHP | false+ required |
Top Alternatives to King SMTP – Email Log & Delivery
Frequently Asked Questions
Changelog
0.4.2 (2026-03-25)
- New: From column added to Email Log
Contributors
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.