Best WordPress SMTP Plugins in 2023

wordpress SMTP plugins

Are you looking for the best WordPress SMTP plugins for your site? Your search ends here because we've got you covered.

WordPress is one of the most popular content management systems (CMS) that relies on its default mail function. The default WordPress mailing system encounters some sending and delivery problems.

This is where WordPress SMTP plugins come into play. These plugins use Simple Mail Transfer Protocol to ensure smooth deliverability of your emails.

In this article, we'll explore the 9 best WordPress SMTP plugins in 2023. Each plugin is designed to empower WordPress sites to provide better email communication. 

WordPress SMTP Plugins (Pricing Comparison)

Look at the best WordPress SMTP plugins' pricing comparison table for a quick summary.

Plugins Pricing Free Option
WP Mail SMTP by WPForms $49/ year 🗸
Easy WP SMTP $49/ year 🗸
POST SMTP Mailer $49.99/ year 🗸
FluentSMTP Free 🗸
WP SMTP Free 🗸
SMTP Mailer Free 🗸
Gmail SMTP $29.99 🗸
SAR Friendly SMTP Free 🗸
SMTP Free 🗸

What is SMTP? 

SMTP stands for Simple Mail Transfer Protocol. It is a Transmission Control Protocol/Internet Protocol (TCP/IP) that is there to help transmit emails from the server to the recipient's email server.

Some web hosting servers don’t support email at all. It is where a WordPress SMTP plugin jumps in. It connects your WordPress site with an SMTP server to relay and send emails.

SMTP is usually used by email clients, including

  • Gmail
  • Outlook
  • Apple Mail 
  • and Yahoo Mail.

In summary, SMTP is the backbone of email communication. It ensures a smooth delivery between the sender and receiver of the email across the internet.

Why Use An SMTP Plugin For WordPress?

Using WordPress SMTP plugins can provide several benefits. Here, we’ve listed down a few reasons why you might want to have an SMTP plugin on your site:

  • Support for Large Email Lists: If you're sending emails to many subscribers (for instance, in a newsletter), SMTP plugins can be more robust and efficient in handling the volume.

  • Improved Email Deliverability: A WordPress SMTP plugin allows you to use a dedicated email service or SMTP server that delivers better deliverability.

  • Avoiding Spam Folders: SMTP plugins provide authentication methods and encryption. It helps prevent emails from being flagged as spam by recipient email services.

  • Reliability: A dedicated SMTP server or service tends to be more reliable than relying on the default PHP mail function, which can be affected by server configurations and limitations.

  • Tracking and Analytics: Some WordPress SMTP plugins have tracking and analytics features. It can provide a better insight into email open rates, click-through rates, and other metrics. 

In a nutshell, a WordPress SMTP plugin can enhance the deliverability of your email. Plus, it brings peace of mind that your messages reach their intended recipients.

9 Best WordPress SMTP Plugins

1. WP Mail SMTP

wp mail smpt by wpforms plugin

Downloads: 3+ Million

Ratings: 5/5- Stars

WP Mail SMTP is one of the best WordPress SMTP plugins to help you with email deliverability by connecting your WordPress site with a reliable mailer service, including:

  • SendLayer
  • SMTP
  • Google
  • Amazon SES,

… and more.

See the image below:


The plugin offers many useful options that enable you to keep track of your email as a whole.

enable log

The plugin comes with a dedicated Email Reports page where you can see a detailed graph of all the emails sent from your site.

You can look for:

  • Total Emails sent from your side.
  • Total number of Emails that were successfully sent.
  • Failed Emails.
  • Total number of Emails that are opened by the receiver.
  • Click Count

all emails analytics


  • Resend Emails: The plugin allows you to resend an email from your Email log.
  • Store Email Attachments: You can easily store email attachments you’ve sent from your WordPress site.
  • Export Email Logs: The plugin brings ease to let you export your WordPress email logs to CSV, EML, or Excel.
  • Print Emails: You can print log files.
  • Email Alerts: The plugin is smart enough to deliver email alerts for failed emails.
  • Email Services: The plugin works fine with almost every email service, including Gmail, Yahoo, and Outlook. 


The basic version of the plugin is available for free. The premium version starts at $49/ year.

2. Easy WP SMTP by SendLayer

easy wp smpt by sendlayer plugin

Downloads: 600,000+

Ratings: 5/5- Stars

Easy WP SMTP is one of the user-friendly WordPress SMTP plugins designed to enhance the email deliverability of your WordPress site. 

The plugin helps you send transactional emails, newsletters, or contact form submissions. It ensures that your messages reach the intended recipients.

The plugin enables you to choose between a mailer and an SMTP server. Have a look at the mailer providers' services:

See the supported SMTP server:

Mailer Settings

With Easy WP SMTP, you can effortlessly configure your site to use a trusted SMTP server for sending emails. 

The plugin lets you have a detailed report for your emails, such as:

  • Total Number of Emails
  • Total Number of Confirmed Emails
  • Total Number Unconfirmed Emails
  • Total Number Failed Emails

… and more.

easy wp smpt email reports

Troubleshooting email delivery problems has never been easier. Plus, you can keep track of your total email sent in a week.

sample email


  • Real-Time Email Delivery: You can easily keep track of your email in real-time.
  • Email Logging: The plugin offers an Email logging feature that helps you keep track of all of your sent emails.
  • Resend Emails: The plugin lets you resend any of your sent emails to your recipients.


The basic version of the plugin is available for free. The premium version starts at $49/ year.

3. POST SMTP Mailer

post smpt mailer plugin

Downloads: 300,000+

Ratings: 4.5/5- Stars

The Post SMTP is among the bets WordPress SMTP plugins designed to enhance your WordPress email delivery system.

The plugin offers a seamless method to configure and manage SMTP (Simple Mail Transfer Protocol) settings within your WordPress admin dashboard. For example, you can set:

  • Outgoing Email Server
  • SMTP Authentication

… and more.

accounts tab

You can see real-time tracking and monitoring of your emails to stay informed about the status of your outgoing messages.

post smpt email logs

The plugin also supports Mobile Applications. It helps you send emails using your mobile device.

Mobile Application


  • Easy Setup: Effortlessly configure SMTP settings through a user-friendly interface.
  • Authentication: Ensure emails are sent securely by enabling various authentication methods.
  • Error Handling: You can easily handle and report any errors encountered during the email delivery.
  • Integration-Friendly: The plugin easily integrates with popular email services and third-party plugins.
  • Customization Options: Fine-tune settings to meet your email requirements and preferences.


The basic version of the plugin is available for free. The premium version starts at $49.99/ year.

4. FluentSMTP


Downloads: 200,000+

Ratings: 5/5- Stars

FluentSMTP stands in the line of useful WordPress SMTP plugins that is designed to revolutionize the way your website handles email communications. 

This plugin integrates with your WordPress site, providing a hassle-free solution for configuring SMTP (Simple Mail Transfer Protocol) services for your site.

welcome to fluentsmpt

The plugin enables you to send email in HTML or in Plain text format.

send test email

The plugin provides complete Email Logs where you can fully track your emails, such as:

  • All Statuses
  • Successful
  • Failed

all statuses tab


  • Enhanced Deliverability: The plugin enables you to ensure reliable email delivery. It ensures your messages don’t get spam.
  • Detailed Email Logs: You can easily get insight into detailed email logs, i.e., email delivery, track performance, and more.
  • Security: The plugin implements SSL/TLS protocols to safeguard sensitive information.




wp smpt plugin

Downloads: 70,000+

Ratings: 4.5/5- Stars

The WP SMTP plugin is among the invaluable WordPress SMTP plugins. It is the best choice for you if you are looking for WordPress users seeking to enhance the reliability of their email delivery system.

Like other best SMTP plugins for WordPress, WP SMTP ensures your emails are dispatched securely and consistently. 

wp smpt

Before getting started with the plugin, you can send an email to test if your email is working fine. All you need to do is add the sender’s email address, type in the Subject, and write your Message. It will ensure the fastest delivery of your email.

test your settings


  • Various SMTP Services: The plugin supports popular SMTP service providers, including Gmail, Yahoo, and Outlook.
  • Enhanced Email Deliverability: The plugin offers the fastest delivery of your Email.
  • Email Logs: The plugin offers the Email Log feature that helps you easily keep track of Email details. 



6. SMTP Mailer

smpt mailer plugin

Downloads: 60,000+

Ratings: 4.5/5- Stars

SMTP Mailer is one of the most easy-to-use WordPress SMTP plugins for your site. 

smpt mailer v1.1.9


  • Supported Email Services: The plugin supports secure email delivery, including Gmail, Hotmail, and Yahoo Mail.
  • Compatibility: The plugin is fully compatible with famous contact form and newsletter plugins.
  • Test Email: The plugin allows you to send test emails.



7. Gmail SMTP

gmail smpt plugin

Downloads: 20,000+

Ratings: 4/ 5- Stars

Gmail SMTP is among the versatile and essential WordPress SMTP plugins. It has a Gmail SMTP server empowers you to authenticate with your Gmail account.

The plugin lets you easily configure the plugin straight from your WordPress admin dashboard.

general tab

Gmail SMTP also offers a Test feature where you can see if the email service is smoothly working.

test email tab

The Gmail SMTP plugin uses the OAuth 2.0 protocol to authorize access to the Gmail API. It is a secure login system where users aren’t required to enter any username or password.


  • Reply-to Add-on:  The plugin offers a Reply-To Add-on that enables you to provide an address for all outgoing email messages.
  • CC Add-on:  The plugin offers a CC recipient for all outgoing email messages.
  • Encryption: The plugin offers Secure Sockets Layer (SSL) and Transport Layer Security (TLS) encryption for email sending. 


The core plugin is free. The premium Add-ons are available at $29.99.

8. SAR Friendly SMTP

sar friendly smpt

Downloads: 3,000+

Ratings: 4.5/5- Stars

Sar Friendly SMTP is one of the most useful WordPress SMTP plugins. The plugin easily integrates SMTP into your WordPress site with a user-friendly setup that requires no technical expertise.

smtp server details

The plugin provides a built-in test email to see if the mailing service works fine on your WordPress.

sar friendly smpt sample email


  • Enhanced Deliverability: Sar Friendly SMTP optimizes your email delivery.
  • Security: The plugin ensures your messages remain protected from unauthorized access.
  • Debug Mode: The plugin offers a smart Error Log feature to add commands and data between WordPress and your SMTP server to the PHP error_log file.




smpt plugin

Downloads: 700+

Ratings: 5/ 5- Stars

Bit SMTP is one of the powerful WordPress SMTP plugins that transform your email delivery experience. 

Bit SMTP aims at optimizing your email delivery process and enhancing the overall effectiveness of your WordPress site.

mail configuration

The plugin offers easy email server configurations. Here is the list of supported mailer services:

  • ZOHO Mail
  • Sendgrid
  • Sendinblue
  • Outlook

… and more.

mailer php etc

The plugin lets you test if the email is working fine for your WordPress environment.

email test


  • Transactional Emails: The plugin best helps you write transactional emails.
  • Compatibility: The plugin is compatible with all form builders.
  • Reply-to Feature: The plugin offers the ability to specify a Reply-to email address. It enables you to send emails from one email address and tell the recipient to reply to some other email address.



WordPress SMTP Plugins (Feature Comparison)

Now explore the features comparison table below for the Top 3 WordPress SMTP plugins:

Features WP Mail SMTP Easy WP SMTP POST SMTP Mailer
Email Log 🗸 🗸 🗸
Email Alerts 🗸 🗸 🗸
Resend Emails 🗸 🗸 🗸
Email Tracking 🗸 🗸 🗸
Mailer Support 🗸 🗸 🗸

What is the Best WordPress SMTP Plugin?

Let’s find out which WordPress SMTP plugin is best for you. Undoubtedly, each plugin mentioned above focuses on providing a seamless Email integration with your WordPress site. The difference lies within the key features, like

WP Mail SMTP – which is best for smooth delivery and keeping track of your Emails.

Easy WP SMTP – is best for spam Email protection, ensuring your Email reaches the desired destination.

Post SMTP Mailer – is best for Email logs.

So, take the time to evaluate your needs and select the SMTP plugin that aligns best with your specific needs.

WordPress SMTP FAQs

What is the difference between SMTP and POP/IMAP?

SMTP is used for sending emails, while POP (Post Office Protocol) and IMAP (Internet Message Access Protocol) are used for receiving emails. SMTP is responsible for the outgoing mail server, while POP or IMAP is used for incoming mail retrieval.

What is an SMTP relay server?

An SMTP relay server is a server that accepts and forwards outgoing emails from a sender to its destination. It is beneficial for sending emails from a local server or application.

Why are my emails going to the spam folder?

There are many reasons why Emails can end up in the spam folder, such as improper formatting, suspicious content, or sending from an unauthenticated SMTP server. It's better to configure your SMTP properly, which can help reduce the chances of your emails being marked as spam.

How do I test if my SMTP settings are working correctly?

You can use online SMTP testing services to see if your SMTP server is working correctly. Additionally, many SMTP plugins offer built-in features for testing SMTP configurations.

Is the WP SMTP plugin free?

Yes! WP SMTP plugin is available for free in the WordPress plugin repository.

Does WordPress have SMTP?

By default, WordPress offers a mailing system, but it encounters some sending and delivery problems. It uses the PHP mail function to carry out the process. However, it's better to replace it with an SMTP service to improve the WordPress mailing system.

How do I integrate SMTP into WordPress?

You can easily integrate SMPT into WordPress using WordPress SMPT plugins, such as WP SMTP, Easy WP SMTP by SendLayer, POST SMTP Mailer, FluentSMTP, etc.


In conclusion, selecting the right SMTP plugin for your WordPress site plays an important role in reliable email communication from your WordPress. 

We’ve shown a list of 9 SMTP plugins to help you choose the right one to take complete control of your email-sending process.

That’s all for this article. You may also like to read our articles about other useful WordPress plugins, including:

Which WordPress SMTP plugin helped you reach your audience straight from the WordPress admin dashboard? Is there any other useful WordPress SMTP plugin you are using that we missed?

Let us know by leaving a comment below!

Leave a comment

Your email address will not be published. Required fields are marked *

Last Call  - Get  40% Off on all Premium Plans 
Get LoginPress Pro 
Special Offer on LoginPress