DeliveryKit SMTP is a WordPress plugin that allows site owners to send emails using SMTP or supported mail APIs, improving deliverability. Below are 13 business & operations apps with similar functionality to DeliveryKit SMTP, matched by what each product actually does — not ranked or scored. Explore each to find the closest fit for your use case.
King SMTP is a WordPress plugin that connects your site to any SMTP provider for reliable email delivery. It logs every sent email, provides searchable logs, failure alerts, and allows resending emails from the dashboard. Designed for site owners needing robust email tracking and delivery.
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.
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.
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.
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.
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.
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.
EmailKit is a free WordPress plugin that enables users to customize and design email templates for WooCommerce and WordPress. It features a drag-and-drop dashboard, pre-made templates, and branding options, making email personalization accessible to site owners and store managers.
atec SMTP Mail is a WordPress plugin that replaces the default mail function with SMTP, supporting DKIM signatures for enhanced email security. It offers deliverability tests, SPF/DMARC checks, and easy configuration, helping site owners ensure reliable email delivery.
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.
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.
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.