{"id":132109,"date":"2020-11-25T22:11:32","date_gmt":"2020-11-25T22:11:32","guid":{"rendered":"https:\/\/wordpress.org\/plugins\/kingmailer-smtp\/"},"modified":"2026-04-05T18:27:58","modified_gmt":"2026-04-05T18:27:58","slug":"kingmailer-smtp","status":"publish","type":"plugin","link":"https:\/\/twd.wordpress.org\/plugins\/kingmailer-smtp\/","author":16654034,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_crdt_document":"","version":"0.4.6","stable_tag":"0.4.6","tested":"6.9.4","requires":"3.3","requires_php":"","requires_plugins":null,"header_name":"King SMTP - Email Log & Delivery","header_author":"Kingmailer","header_description":"SMTP server for WooCommerce stores, forums, registration and password reset emails.","assets_banners_color":"","last_updated":"2026-04-05 18:27:58","external_support_url":"","external_repository_url":"","donate_link":"","header_plugin_uri":"https:\/\/wordpress.org\/plugins\/kingmailer-smtp\/","header_author_uri":"https:\/\/kingsmtp.com","rating":5,"author_block_rating":0,"active_installs":50,"downloads":3431,"num_ratings":0,"support_threads":1,"support_threads_resolved":0,"author_block_count":0,"sections":["description","installation","faq","changelog"],"tags":{"0.2":{"tag":"0.2","author":"kingmailer","date":"2020-11-27 11:39:15"},"0.3.0":{"tag":"0.3.0","author":"kingmailer","date":"2020-11-28 18:25:20"},"0.3.01":{"tag":"0.3.01","author":"kingmailer","date":"2020-11-29 15:01:29"},"0.3.02":{"tag":"0.3.02","author":"kingmailer","date":"2020-11-29 17:30:57"},"0.3.03":{"tag":"0.3.03","author":"kingmailer","date":"2020-11-30 21:45:11"},"0.3.04":{"tag":"0.3.04","author":"kingmailer","date":"2020-12-05 14:03:19"},"0.3.05":{"tag":"0.3.05","author":"kingmailer","date":"2020-12-12 16:35:01"},"0.3.06":{"tag":"0.3.06","author":"kingmailer","date":"2020-12-12 18:02:53"},"0.3.07":{"tag":"0.3.07","author":"kingmailer","date":"2021-01-13 02:47:57"},"0.3.08":{"tag":"0.3.08","author":"kingmailer","date":"2021-02-23 02:09:56"},"0.3.09":{"tag":"0.3.09","author":"kingmailer","date":"2021-08-01 01:35:22"},"0.3.10":{"tag":"0.3.10","author":"kingmailer","date":"2022-06-12 23:40:54"},"0.3.11":{"tag":"0.3.11","author":"kingmailer","date":"2022-06-25 17:21:27"},"0.3.12":{"tag":"0.3.12","author":"kingmailer","date":"2023-07-23 23:22:11"},"0.3.13":{"tag":"0.3.13","author":"kingmailer","date":"2024-06-22 14:33:01"},"0.3.14":{"tag":"0.3.14","author":"kingmailer","date":"2024-10-10 19:54:08"},"0.3.15":{"tag":"0.3.15","author":"kingmailer","date":"2025-06-28 15:23:34"},"0.4.0":{"tag":"0.4.0","author":"kingmailer","date":"2026-03-24 12:53:09"},"0.4.1":{"tag":"0.4.1","author":"kingmailer","date":"2026-03-25 04:13:53"},"0.4.2":{"tag":"0.4.2","author":"kingmailer","date":"2026-03-25 04:15:53"},"0.4.5":{"tag":"0.4.5","author":"kingmailer","date":"2026-04-05 14:51:34"},"0.4.6":{"tag":"0.4.6","author":"kingmailer","date":"2026-04-05 18:27:58"}},"upgrade_notice":[],"ratings":{"1":0,"2":0,"3":0,"4":0,"5":6},"assets_icons":{"icon-128x128.jpg":{"filename":"icon-128x128.jpg","revision":2426964,"resolution":"128x128","location":"assets","locale":""}},"assets_banners":[],"assets_blueprints":{},"all_blocks":[],"tagged_versions":["0.2","0.3.0","0.3.01","0.3.02","0.3.03","0.3.04","0.3.05","0.3.06","0.3.07","0.3.08","0.3.09","0.3.10","0.3.11","0.3.12","0.3.13","0.3.14","0.3.15","0.4.0","0.4.1","0.4.2","0.4.5","0.4.6"],"block_files":[],"assets_screenshots":{"screenshot-1.png":{"filename":"screenshot-1.png","revision":3488542,"resolution":"1","location":"assets","locale":""}},"screenshots":{"1":"Configuration options for using the Kingmailer HTTP API"},"jetpack_post_was_ever_published":false},"plugin_section":[],"plugin_tags":[26736,98133,98137,6696,25906],"plugin_category":[41],"plugin_contributors":[193489,193488,193541],"plugin_business_model":[],"class_list":["post-132109","plugin","type-plugin","status-publish","hentry","plugin_tags-email-log","plugin_tags-gmail-smtp","plugin_tags-sendgrid-smtp","plugin_tags-smtp","plugin_tags-wordpress-smtp","plugin_category-communication","plugin_contributors-chandersbs","plugin_contributors-kingmailer","plugin_contributors-krishnamoniz","plugin_committers-chandersbs","plugin_committers-kingmailer","plugin_committers-krishnamoniz","plugin_support_reps-chandersbs","plugin_support_reps-kingmailer","plugin_support_reps-krishnamoniz"],"banners":[],"icons":{"svg":false,"icon":"https:\/\/ps.w.org\/kingmailer-smtp\/assets\/icon-128x128.jpg?rev=2426964","icon_2x":false,"generated":false},"screenshots":[{"src":"https:\/\/ps.w.org\/kingmailer-smtp\/assets\/screenshot-1.png?rev=3488542","caption":"Configuration options for using the Kingmailer HTTP API"}],"raw_content":"<!--section=description-->\n<p>King SMTP is a free WordPress SMTP and Email Log plugin. No Pro version, no paywalls \u2014 everything is included for free.<\/p>\n\n<p>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.<\/p>\n\n<p><strong>What this plugin does:<\/strong><\/p>\n\n<ul>\n<li>Connects to any SMTP provider \u2014 Gmail, Outlook, SendGrid, Mailgun, or your own server<\/li>\n<li>Built-in KingSMTP support \u2014 send via HTTP API, works even when port 25 is blocked<\/li>\n<li>Email Log \u2014 every sent email is logged with status, recipient, subject and error details<\/li>\n<li>Search, filter and resend emails directly from your WordPress dashboard<\/li>\n<li>Failure Alerts \u2014 get an email notification when a delivery fails<\/li>\n<li>Works with WooCommerce, Gravity Forms, Contact Form 7, WPForms, and any plugin that uses wp_mail<\/li>\n<li>TLS encrypted delivery<\/li>\n<\/ul>\n\n<p><strong>Everything is free. No Pro version.<\/strong><\/p>\n\n<p>Features like Email Log and Failure Alerts are locked behind a paid upgrade in other plugins. In King SMTP they are included for free.<\/p>\n\n<p><strong>Optional: KingSMTP provider<\/strong><\/p>\n\n<p>KingSMTP is a transactional email service built and maintained since 2017. It supports both SMTP and HTTP API delivery, so it works even when your hosting provider blocks port 25 (common on shared hosting, DigitalOcean, AWS). <a href=\"https:\/\/kingsmtp.com\/\">Buy SMTP with Bitcoin<\/a>. No KYC required.<\/p>\n\n<!--section=installation-->\n<p>Starting with Kingmailer WordPress SMTP consists of just two steps: installing and setting up the plugin. Kingmailer WordPress SMTP is designed to work with the wp_mail functionality and will relay all emails.<\/p>\n\n<h3>INSTALL KINGMAILER WORDPRESS SMTP FROM WITHIN WORDPRESS<\/h3>\n\n<ol>\n<li>Visit the plugins page within your dashboard and select \u2018Add New\u2019;<\/li>\n<li>Search for \u2018Kingmailer WordPress SMTP\u2019;<\/li>\n<li>Activate Kingmailer WordPress SMTP from your Plugins page;<\/li>\n<li>Go to \u2018after activation\u2019 below.<\/li>\n<\/ol>\n\n<h3>INSTALL KINGMAILER WORDPRESS SMTP MANUALLY<\/h3>\n\n<ol>\n<li>Upload the \u2018kingmailer-smtp\u2019 folder to the \/wp-content\/plugins\/ directory;<\/li>\n<li>Activate the Kingmailer WordPress SMTP plugin through the \u2018Plugins\u2019 menu in WordPress;<\/li>\n<li>Go to \u2018after activation\u2019 below.<\/li>\n<\/ol>\n\n<h3>AFTER ACTIVATION<\/h3>\n\n<ol>\n<li>You should see Settings button;<\/li>\n<li>Go through the settings page and set up the plugin for your site;<\/li>\n<li>You\u2019re done!<\/li>\n<\/ol>\n\n<!--section=faq-->\n<dl>\n<dt id=\"do%20i%20need%20a%20kingsmtp%20account%3F\"><h3>Do I need a KingSMTP account?<\/h3><\/dt>\n<dd><p>No. You can use any SMTP provider (Gmail, Outlook, your own server, etc.). A KingSMTP account is optional.<\/p><\/dd>\n<dt id=\"is%20the%20email%20log%20really%20free%3F\"><h3>Is the Email Log really free?<\/h3><\/dt>\n<dd><p>Yes. No Pro version needed.<\/p><\/dd>\n<dt id=\"which%20plugins%20are%20compatible%3F\"><h3>Which plugins are compatible?<\/h3><\/dt>\n<dd><p>Any plugin that uses wp_mail \u2014 WooCommerce, Gravity Forms, Contact Form 7, WPForms, Elementor Forms, and more.<\/p><\/dd>\n<dt id=\"does%20it%20work%20when%20port%2025%20is%20blocked%3F\"><h3>Does it work when port 25 is blocked?<\/h3><\/dt>\n<dd><p>Yes, if you use KingSMTP \u2014 it sends via HTTP API instead of SMTP.<\/p><\/dd>\n<dt id=\"is%20the%20connection%20encrypted%3F\"><h3>Is the connection encrypted?<\/h3><\/dt>\n<dd><p>Yes. TLS encrypted delivery.<\/p><\/dd>\n<dt id=\"how%20do%20i%20get%20support%3F\"><h3>How do I get support?<\/h3><\/dt>\n<dd><p>Email wordpress@kingsmtp.com or reach us on Telegram at @KingSMTPcom.<\/p><\/dd>\n\n<\/dl>\n\n<!--section=changelog-->\n<h4>0.4.3 (2026-03-25)<\/h4>\n\n<ul>\n<li>New: View details page per email in Email Log (body preview, error details)<\/li>\n<li>New: Error reason included in failure alert emails<\/li>\n<\/ul>\n\n<h4>0.4.2 (2026-03-25)<\/h4>\n\n<ul>\n<li>New: From column added to Email Log<\/li>\n<\/ul>\n\n<h4>0.4.1 (2026-03-24)<\/h4>\n\n<ul>\n<li>Fix: Prevent failure alert email loop when delivery fails<\/li>\n<li>Fix: API timeout capped at 10s to prevent PHP execution time crash<\/li>\n<\/ul>\n\n<h4>0.4.0 (2026-03-23)<\/h4>\n\n<ul>\n<li>New: Tabbed admin interface (General, Email Log, Alerts, Test Email, Settings)<\/li>\n<li>New: Email Log \u2014 all sent emails logged with status, search, filter, resend and delete<\/li>\n<li>New: Failure Alerts \u2014 email notification when delivery fails<\/li>\n<li>New: Multi-provider support \u2014 SMTP and KingSMTP selectable from General tab<\/li>\n<li>New: Safe upgrade routine \u2014 existing settings are never lost on update<\/li>\n<li>Improved: Test Email tab with custom recipient input<\/li>\n<\/ul>\n\n<h4>0.3.15<\/h4>\n\n<ul>\n<li>Maintenance release<\/li>\n<\/ul>\n\n<p>0.3.10 (2022-06-12)\n* Tested with new WP version<\/p>\n\n<p>0.3.09 (2021-07-31)\n* Tested with new WP version<\/p>\n\n<p>0.3.08 (2021-02-06)\n* Attachment fix<\/p>\n\n<p>= 0.3.07 (2020-12-12)::\n* Remove SMTP functionality<\/p>\n\n<p>= 0.3.0 (2020-11-28):\n* Add SMTP functionality<\/p>\n\n<h4>0.2 (2020-11-22):<\/h4>\n\n<ul>\n<li>Updated text<\/li>\n<\/ul>\n\n<h4>0.1 (2020-10-17):<\/h4>\n\n<ul>\n<li>Initial Release<\/li>\n<\/ul>","raw_excerpt":"Free SMTP and Email Log plugin for WordPress. Connect any SMTP provider, log every email, get failure alerts. 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