Use an alternative mailer solution, other than PHPMailer in WordPress installations.

Best and the Easiest SMTP Plugin for WordPress.

Delivered 398 million+ emails. This WP MAIL SMTP plugin is optimised for Gmail's GT.387 algorithm. Download and send Unlimited Emails.

Configure different "Reply-To" addresses by email context with validation, modern tabbed UI, and automatic migration.

Easily send emails from your WordPress blog using your preferred SMTP server. Supports Gmail, Yahoo, Hotmail, SendGrid, SparkPost, Postmark, Mandrill, Pepipost's SMTP server also.

The plugin is proudly sponsored by Stupid Studio, a mediahouse based in Denmark.

A simple Wordpress plugin to configure email SMTP preferences using wp-config variables.

A reliable SMTP plugin for WordPress that ensures email delivery with logging and Telegram notifications.

SSL Smtp email client. Send html emails with attachments without smtp server from your blog.

Extends Contact Form 7 Email Validation.

A friendly SMTP plugin for WordPress. No third-party, simply using WordPress native possibilities.

Effortlessly configure WordPress SMTP and monitor all sent emails. Built-in email logging with preview, error debugging, and WooCommerce support. Works with Gmail, Outlook, SendGrid, AWS SES, and more.

Configure a SMTP server to send email from your WordPress site. Configure the wp_mail() function to use SMTP instead of the PHP mail() function.

Simple, no bloat, no paid features SMTP plugin.

Configure SMTP mailing in WordPress, including support for sending email via SSL/TLS (such as Gmail).

Simply configure your SMTP server and send email directly from WordPress site.

WordPress plugin for Amazon SES

Provides visibility of Email setup & hooks used by other plugins, Outgoing connections exposing possible firewall problems, DNS setup and test facility, Cron overview & File System Diagnostics Tool to find changed files. This plugin does not affect the normal running of your site.

Intercept emails sent with wp_mail() into flexible mail queue for sending emails, convert plain text emails to HTML, email log, and more.