SendLayer SendLayer is our #1 recommended transactional email service. Its affordable pricing and simple setup make it the perfect choice for sending emails from WordPress. It also has open and click tracking, email logs, and email list management. SendLayer is the best choice if you want a mailer that's reliable, fast, and easy to set up. You can send hundreds of emails for free when you sign up for a trial. Read our SendLayer documentation for more details. SMTP.COM SMTP.com is a recommended transactional email service. With over 22 years of email delivery expertise, SMTP.com has been around for almost as long as email itself. They are known among internet providers as one of the most reliable senders on the internet. Their easy integration process lets you start sending emails in minutes and benefit from years of experience. SMTP.com provides users 50,000 free emails the first 30 days. Read our SMTP.com documentation for more details. Brevo (formerly Sendinblue) SMTP Brevo is a recommended transactional email service. They serve 80,000+ growing companies around the world and send over 30 million emails each day. Their email deliverability experts are constantly at work optimizing the reliability and speed of their SMTP infrastructure. Brevo provides users 300 free emails per day. Read our Brevo documentation for more details. Gmail SMTP (Gmail, Google Workspace, G Suite) Often bloggers and small business owners don't want to use third-party SMTP services. Well you can use your Gmail or Google Workspace (also known as G Suite/Google Apps) account for SMTP emails. This allows you to use your professional email address and improve email deliverability. Unlike other Gmail SMTP plugins, our Gmail SMTP option uses OAuth to authenticate your Google account, keeping your login information 100% secure. Our plugin also offers the "One-Click Setup" option, which allows you to start sending emails from your Gmail account with just a few clicks. It eliminates the need to manually configure your own Google App, which is a technical and time-consuming process. Read our Gmail documentation for more details. Elastic Email Elastic Email is a cloud-based email marketing platform offering tools for email campaigns, automation, transactional emails, and analytics, designed for businesses of all sizes. Elastic Email offers a limited free plan where you can send emails to your verified addresses. Read our Elastic Email documentation for more details. Mailgun SMTP Mailgun SMTP is a popular SMTP service provider that allows you to send large quantities of emails. They provide 5,000 free emails per month for 3 months. WP Mail SMTP plugin offers a native integration with MailGun. All you have to do is connect your Mailgun account, and you will improve your email deliverability. Read our Mailgun documentation for more details. Mailjet SMTP Mailjet is a global email sending service that allows you to design, send, and track marketing and transactional emails. They provide 6,000 free emails per month (up to 200 emails per day). WP Mail SMTP plugin offers seamless integration with Mailjet. By connecting your Mailjet account, you can enhance your email deliverability and ensure your WordPress emails reach your recipients' inboxes. Read our Mailjet documentation for more details. SendGrid SMTP SendGrid has a free SMTP plan that you can use to send up to 100 emails per day. With our native SendGrid SMTP integration, you can easily and securely set up SendGrid SMTP on your WordPress site. Read our SendGrid documentation for more details. Postmark SMTP Send emails securely using your Postmark account with our API integration. You can sign up for a free trial without a credit card, which allows you to send up to 100 emails per month. Read our Postmark documentation for more details. SparkPost SMTP SparkPost is a transactional email provider that's trusted by big brands and small businesses. It sends more than 4 trillion emails each year and reports 99.9% uptime. You can get started with the free test account that lets you send up to 500 emails per month. Read our SparkPost documentation for more details. SMTP2GO SMTP2GO is a transactional email provider that offers a robust and reliable email delivery service with global infrastructure, real-time analytics, and advanced security features. If you're just starting out, you can use SMTP2GO's free plan to send up to 1000 emails per month. Read our SMTP2GO documentation for more details. Microsoft SMTP (Outlook.com and Office 365) The Microsoft 365 / Outlook mailer is a great choice if you already use Microsoft's email services (Outlook, Office 365, Microsoft 365, or Hotmail). Due to the fairly complex manual Microsoft App configuration, we recommend the One-Click Setup, which will get you up and running in just a few seconds. Read our Outlook and Microsoft 365 documentation for more details. Amazon SES SMTP Advanced or technical users can harness the power of Amazon AWS (Amazon Web Services) with the Amazon SES mailer. With this integration, you can send a high volume of emails at a very reasonable rate. Read our Amazon SES documentation for more details. Zoho Mail SMTP Send emails using your personal or business Zoho Mail account, all while keeping your login credentials safe. Read our Zoho Mail documentation for more details. Other SMTP WP Mail SMTP plugin also works with all major email services such as Gmail, Yahoo, Outlook, Microsoft Live, and any other email sending service that offers SMTP. You can set the following options: Specify an SMTP host. Specify an SMTP port. Choose SSL / TLS encryption. Choose to use SMTP authentication or not. Specify an SMTP username and password. To see recommended settings for the popular services as well as troubleshooting tips, check out our SMTP documentation.