King SMTP is a WordPress plugin that connects your site to any SMTP provider for reliable email delivery. Below are 26 email & inbox apps with similar functionality to King SMTP – Email Log & Delivery, matched by what each product actually does — not ranked or scored. Explore each to find the closest fit for your use case.
Email King is a WordPress plugin that provides reliable email delivery by supporting multiple SMTP providers, logging sent emails, and offering dashboard-based email sending. It is suitable for WordPress administrators who need robust email management and delivery tracking.
SMTP Manager is a WordPress plugin that improves email deliverability by logging all outgoing emails, monitoring SMTP health, and sending instant alerts to Slack, Teams, or Discord when issues arise. It provides searchable logs and export features for site administrators managing transactional emails.
DeliveryKit SMTP is a WordPress plugin that allows site owners to send emails using SMTP or supported mail APIs, improving deliverability. It includes features like email testing, logging, and summary reports, making it suitable for WordPress administrators who need reliable email delivery and diagnostics.
Custom SMTP is a WordPress plugin that allows site owners to configure SMTP settings for reliable email delivery. It includes features like email logging, error debugging, and WooCommerce integration, making it easy to monitor and troubleshoot outgoing emails.
Swift SMTP is a WordPress plugin that allows site administrators to configure custom SMTP settings, ensuring reliable email delivery. It includes features like email logging and welcome email customization, making it easier to manage outgoing emails from WordPress sites.
YaySMTP is a WordPress plugin that enhances email deliverability by enabling SMTP for outgoing emails. It provides comprehensive email logs, open and click tracking, reporting, and CSV export features. Designed for WordPress site owners who need reliable email delivery and analytics.
Simple SMTP Mailer is a WordPress plugin that allows developers and administrators to configure SMTP for outgoing emails, replacing the default PHP mail function. It is especially useful for local development and testing, offering customizable server settings and debugging options.
Pro Mail SMTP is a WordPress plugin that enhances email deliverability by connecting sites to multiple SMTP providers, offering automatic failover, analytics, and proactive alerts. It supports Amazon SES and smart routing to ensure reliable email delivery for WordPress sites.
WordSMTP Simple SMTP Solution is a free WordPress plugin that allows site owners to configure and use their own SMTP server for sending emails. It supports WooCommerce, provides delivery reports, and helps ensure emails reach recipients' inboxes reliably.
WP SMTP Mailer – SMTP7 is a WordPress plugin that configures outgoing emails to be sent via an SMTP server, improving deliverability and reducing the risk of emails being marked as spam. It offers flexible configuration options for site owners and administrators.
SMTP Connector is a free WordPress plugin that allows users to configure custom SMTP settings for their site, improving email deliverability and reliability. It supports multiple SMTP providers and includes email logging for troubleshooting. Designed for site owners and administrators.
SMTP Mailer is a WordPress plugin that allows site owners to configure outgoing email via SMTP servers, improving deliverability and reliability. It supports authentication, encryption, and custom port settings, making it easy to manage email sending from WordPress.
Super Duper SMTP Mail Bridge is a WordPress plugin that replaces the default PHP mail function with authenticated SMTP delivery. It includes backup failover, rate limiting, domain control, BCC monitoring, and full email logging, ensuring reliable email delivery for site administrators.
MailMoo SMTP is a free WordPress plugin that allows site owners to configure SMTP settings for outgoing emails, ensuring reliable delivery. It features comprehensive email logging, reply-to customization, test email functionality, and secure configuration. Designed for WordPress users who need dependable email sending without bloat or paid features.
Mesh SMTP is a lightweight WordPress plugin that helps site owners and developers configure SMTP for outgoing emails. It features a guided setup wizard, provider presets, test email tools, and an activity log to ensure reliable email delivery from WordPress sites.
OrangeSMTP is a WordPress plugin that replaces the default mail function with a reliable SMTP connection, supporting over 12 providers. It offers email tracking, instant failure alerts, and bulk mail capabilities, helping site owners ensure their emails reach recipients reliably.
Site Mailer is a WordPress plugin that manages transactional email delivery, provides detailed email logs, and eliminates the need for traditional SMTP plugins. It is designed for site administrators seeking reliable email delivery and easy troubleshooting.
Just SMTP is a free WordPress plugin that enables site owners to configure SMTP mail delivery for their WordPress sites. It supports secure authentication, TLS/SSL encryption, and includes a mail tester for verification. Designed for users seeking reliable, ad-free email delivery without extra clutter.
JetEmail is a WordPress plugin that routes all site emails through its transactional email service, providing reliable delivery, logging, and resend capabilities. It is designed for WordPress site owners who need dependable email handling and tracking.
WoCo Advanced SMTP is a WordPress plugin that offers advanced SMTP configuration, comprehensive email logging, and reply-to features. It ensures reliable email delivery and integrates with popular plugins, making it ideal for site administrators who need robust email management.
Solid Mail is a WordPress plugin designed to improve email deliverability by connecting sites to popular SMTP providers and logging outgoing emails. It offers an intuitive setup and supports multiple email services, making it ideal for site owners who need reliable email functionality.
AHA Mail SMTP is a free WordPress plugin designed to improve the reliability of email delivery from WordPress sites. It supports multiple SMTP providers, offers easy setup, email logging, and advanced authentication options. Ideal for site owners who want to ensure their emails reach users' inboxes.
VR SMTP Mailer is a free WordPress plugin that replaces the default mail transport with SMTP or Microsoft Graph OAuth, supporting Microsoft 365 and Outlook. It offers logging, queue management, and full wp_mail replacement for reliable email delivery.
Easy Email is a WordPress plugin that resolves common email delivery problems, ensuring that site-generated emails are reliably sent and not marked as spam. It requires no SMTP setup and works with popular form and e-commerce plugins, making email management simple for site owners.
SMTP Form Master is a WordPress plugin that enables users to create contact forms with reliable SMTP email delivery, customizable HTML templates, and advanced spam protection using Google reCAPTCHA v3. It features a flexible form builder and automatic user confirmation emails, making it ideal for site owners who need robust contact forms.
SH Email Tester is a WordPress plugin that allows administrators to send test emails and review logs of outgoing messages directly from the dashboard. It helps troubleshoot email delivery issues by providing searchable logs and retention controls, ensuring reliable site communication.