
Are you on the lookout for the greatest transactional SMTP service plugins?
SMTP (Easy Mail Switch Protocol) makes certain your transactional emails are delivered to customers’ inboxes (and never the spam folder). It even allows you to automate emails relying on the actions and habits of your customers.
The laborious half is discovering the precise SMTP service since many e-mail providers are in the marketplace. however it may be even tougher to seek out the precise SMTP service with the precise plugin that can assist you.
Allow us to allow you to with this drawback with our article on the most effective WordPress SMTP plugins.
What are SMTP Providers
Emails are among the best methods to speak along with your customers. You possibly can nurture them from results in clients utilizing a sequence of emails.
However, the issue is that the default WordPress mailer makes use of the wp_mail()
perform, which depends on the PHP mail()
perform. This may result in unreliable e-mail supply.
That is only a fancy approach of claiming that the default approach WordPress sends emails is dependent upon your website hosting server to deal with the method.
Sadly, this setup isn’t very dependable as a result of many servers aren’t correctly configured for sending emails. In consequence, your emails may get misplaced, find yourself in spam folders, or not ship in any respect.
That’s the reason we advocate you utilize an SMTP service, Easy Mail Switch Protocol.
SMTP providers guarantee your emails attain the supposed recipient with out being misplaced in transit. It handles the complexities of routing emails throughout totally different servers, guaranteeing they attain their vacation spot effectively.
Plus, they supply error codes and messages if an e-mail can’t be delivered. For instance, a full inbox or an incorrect e-mail handle will set off a bounce message, serving to the sender perceive the difficulty.
Tip: if you wish to improve your open charge after establishing an SMTP service, use this Free Electronic mail Header Analyzer.
Significance of SMTP Plugins for WordPress
At IsItWP, we ran exams to see if utilizing an SMTP service to ship transactional emails is handy. We examined SparkPost, Mailjet, SendPulse, and lots of extra. They helped us enhance supply and e-mail authentication. These elements made them fairly dependable.
However, we manually needed to set them up on our WordPress web site, which was complicated and time-consuming. We had so as to add the SMTP server particulars, comparable to host, port, username, and password, on to your WordPress wp-config.php
file.
For others, like Amazon SES, we needed to join it with an API, which, whereas less complicated, was not perfect for newbies.
After this, we understood that utilizing an SMTP plugin was a greater answer to ship transactional emails.
An SMTP plugin allowed us to arrange a dependable WordPress mailing course of with out coding or technical information.
They combine seamlessly with widespread plugins like WooCommerce, guaranteeing transactional emails like order confirmations, cost receipts, transport notifications, and password resets are despatched reliably.
SMTP plugins embrace extra instruments like e-mail logs, notifications for failed emails, and testing instruments to confirm settings. The perfect half is that the highest SMTP plugins permit you to change between SMTP providers with out vital modifications to your web site.
Observe our tutorial right here: How you can Set Up and Configure SMTP in WordPress. We even have a information particularly for WooCommerce shops on How you can Repair WooCommerce Electronic mail Points.
Due to these findings, we’ve got completely examined many SMTP plugins to see which of them work greatest in sending transactional emails.
We centered on:
- Ease of setup
- Flexibility and SMTP service compatibility
- safety
- reviews and analytics
- customization
- pricing
This analysis and hands-on expertise have allowed us to know the most effective SMTP plugins absolutely. On this article, we’ll break down their options, professionals and cons, customization, and extra.
Finest SMTP Plugins for Transactional Emails In contrast
Now, when you wouldn’t have time to undergo all the record of the most effective transactional SMTP providers plugins, take a look at the desk for a fast overview.
You possibly can click on on the names of the SMTP plugins to skip to that part of the article.
1. WP Mail SMTP


WP Mail SMTP is without doubt one of the greatest plugins for sending transactional emails on WordPress. That is due to its simplicity and excessive deliverability. In consequence, WP Mail SMTP ensures your emails attain the inbox with out getting misplaced in spam folders.
Setting it up is fast and straightforward, even for newbies. The plugin integrates seamlessly with widespread e-mail providers like Gmail, SendGrid, Mailgun, and lots of others.


You don’t have to cope with sophisticated configurations, making it a wonderful selection for these new to WordPress. One of many standout options of WP Mail SMTP is its potential to deal with varied transactional emails.
It will probably allow you to arrange emails for registration affirmation, password reset, order replace, and even transport notifications. One other highly effective characteristic is the built-in e-mail logging. You possibly can simply observe e-mail supply, ensuring all of your transactional emails are delivered efficiently.


This offers you peace of thoughts that your communications are reaching your clients. This SMTP plugin additionally comes with detailed analytics, permitting you to filter and assess e-mail efficiency, which can assist optimize future communications.
What’s extra, WP Mail SMTP helps e-mail authentication protocols like SPF, DKIM, and DMARC.
This helps enhance the trustworthiness of your emails, decreasing the possibilities of them being marked as spam by e-mail suppliers. That is important for companies that depend on e-mail as a main communication device.
General, WP Mail SMTP gives a dependable, user-friendly answer for confidently sending transactional emails. It’s excellent for anybody trying to enhance e-mail deliverability and streamline communication.
Take a look at the most recent WP Mail SMTP assessment right here.
Get started with WP Mail SMTP here.
Pricing: Gives a free plugin. The essential plan begins from $49/ 12 months.
2. SendLayer


SendLayer is essentially the most dependable SMTP transactional e-mail service with a strong plugin that can assist you simply arrange. It ensures your emails seem within the person’s inbox as shortly as doable.
What we love about it’s that you may simply join and ship your web site emails utilizing the SendLayer API. No complicated processes.
It makes it simple for almost anybody to begin sending emails and notifications that embrace:
- Transactional e-mail
- Registration emails
- Affirmation emails
- Transport notifications
- Password Resets
- Cart abandonment
No matter you want with SMTP, SendLayer has you coated. It really works seamlessly with 1000+ platforms. A few of the hottest ones embrace WordPress, WooCommerce, BigCommerce, Joomla, Drupal, and HelpScout.
With SendLayer, you gained’t have to fret about what programming language (comparable to PHP or Python) you utilize to construct your web site or app. Your emails will work!
It doesn’t finish there. Whenever you join SendLayer, you get entry to wealthy options like mailing lists and teams for simpler administration. Additionally, you get an in depth e-mail log to trace the complete e-mail journey and confirm that your emails are making it to their vacation spot.
Added to all this, there are built-in analytics that you may filter by e-mail, standing, recipient, and extra so you possibly can optimize efficiency accordingly.
Whereas we’ve coated the fundamentals, SendLayer has far more to supply. Study extra about SendLayer’s transactional SMTP service.
Get started with SendLayer here.
Pricing: Gives a free trial. Premium plans start at solely $5 per 30 days.
3. SMTP


SMTP is essentially the most highly effective e-mail supply service in the marketplace. Its plugin allows you to ship and observe excessive volumes of emails. And it has a extremely responsive infrastructure that ensures speedy deliveries with none delays.
SMTP allows you to ship all forms of transactional emails in addition to advertising and marketing emails. This consists of automated emails like order confirmations, transport notifications, order standing updates, person authentication, and password resets.
With this plugin, your e-mail course of might be clean and seamless to enhance person expertise in your web site. Plus, all plans include a Fame defender (add-on). This screens your e-mail record well being and safeguards you in opposition to each smooth and laborious bounces.
The setup and integration course of is fast and simple so you can begin sending emails instantly. Plus, it offers you entry to complete reviews in your e-mail supply and engagement efficiency.
SMTP fits every kind and sizes of companies and it lets you possibly can scale your e-mail quantity as your small business grows. It’s arms down the most effective SMTP relay and e-mail supply service worldwide.
Get began with SMTP right here.
Pricing: The essential plan prices $25 per 30 days. You possibly can check out the service totally free for 30 days with a restrict of fifty,000 emails.
4. Brevo


Brevo (previously SendinBlue) is a well-liked e-mail advertising and marketing platform. After you arrange its plugin, you possibly can ship transactional emails to your subscribers’ lists and observe the emails to seek out out the open charge, bounce charge, click on charge, and so forth. Brevo additionally gives SMS advertising and marketing providers to ship promotional and transactional messages.
One factor that stands out about Brevo is that they handle SPF (Sender Coverage Framework) and DKIM (DomainKeys Recognized Mail) signatures via their domains. It is a technical normal that helps defend e-mail senders and recipients from spam, spoofing, and phishing.
Different notable options of the Brevo plugin embrace drag and drop e-mail builder, welcome emails, affirmation emails, A/B testing for emails, and superior reporting for an optimized e-mail advertising and marketing marketing campaign.
Take a look at the most recent Brevo assessment right here.
Get began with Brevo right here.
Pricing: 300 emails/day with limitless contacts are free. Beginning price for the essential plan begins from $8.08/ Month.
5. Mailgun


Mailgun is a strong e-mail service plugin for skilled builders. It gives excessive e-mail deliverability, and with its highly effective APIs, you possibly can ship, obtain and observe transactional emails simply.
Mailgun even has superior e-mail validation to extend your conversions.
It encompasses a strong sending infrastructure with SMTP integration and a easy RESTful API to ship bulk emails to your customers.
Whenever you join Mailgun, you get entry to responsive transactional e-mail templates which are able to edit and use. You need to use the drag and drop editor to shortly create gorgeous emails with out utilizing HTML and CSS. Mailgun additionally comes with easy-to-use e-mail advertising and marketing instruments like segmentation, personalization, and A/B testing.
Get started with Mailgun here.
Pricing: It’s free for 30 days with a restrict of 100 messages a day. After the trial, by default, you’ll be moved to the Fundamental 10K plan, which prices $15/ Month. You too can select your individual plan or go for a pay-as-you-go service.
6. SendGrid


SendGrid is a cloud-based SMTP transactional e-mail pplugin that comes with a dependable platform to ship and obtain bulk emails with excessive supply charges.
Apart from sending transactional emails, in addition they permit you to create e-mail advertising and marketing campaigns. You possibly can create an distinctive e-mail program utilizing the e-mail API choice to ship emails at scale.
It comes with a wide range of integration choices so that you can begin sending emails. You will get an entire analytics and metrics report and real-time suggestions on each e-mail you despatched.
When you’re trying to make use of a devoted IP handle for e-mail sending, SendGrid gives this beneath their Professional Electronic mail API plan or an Superior Advertising and marketing Campaigns plan.
Get started with SendGrid here.
Pricing: Within the first month, you possibly can ship 40,000 emails totally free. After that, it gives 100 emails/day endlessly free plan. The important plan begins at $19.95 per 30 days for as much as 50,000 emails. The value will increase with the variety of emails you might want to ship.
7. Postmark


Postmark by ActiveCampaign is without doubt one of the greatest SMTP transactional e-mail plugins that supply lightning-fast supply in your utility and transactional emails. It has SMTP servers distributed around the globe to make sure quick e-mail supply.
It has a wonderful monitoring system that permits you to monitor what number of emails are opened and the way a lot time is spent on the e-mail you ship.
Get started with Postmark here.
Pricing: The essential plan prices $15 per 30 days for 10,000 emails. You’ll have to pay $1.80 per 1,000 emails for added emails.
8. Moosend


Moosend is an reasonably priced SMTP transactional e-mail service plugin that comes with a drag and drop e-mail builder to design your transactional emails immediately. It has a whopping deliverability charge of 98%, which suggests it may well fight spam filters.
This SMTP plugin permits you to create an e-mail blast and tracks the emails in actual time. You too can get superior analytics reviews in your transactional emails.
One factor to recollect is that Moosend solely has a type to get in contact with the help crew. There’s no cellphone, e-mail, or chat help.
Get started with Moosend here.
Pricing: It’s free for 30 days. After that, it begins at $9 per 30 days for 500 subscribers. You’ll get it at $7 per 30 days when you select to invoice yearly. All plans supply limitless emails and campaigns every month.
The Finest SMTP Providers And not using a Plugin
The primary focus of this text was to record the most effective SMTP providers that include a plugin for ease of use. However, we additionally need to point out a few of the greatest SMTP providers that wouldn’t have a WordPress plugin.
The rationale we’ve got included them on this record is as a result of, regardless of their lack of a plugin, they’re nonetheless simple to make use of and arrange. All you want is the APIs.
9. Amazon SES


Amazon SES is a versatile and scalable SMTP transactional e-mail service, which is primarily geared in direction of utility builders and digital entrepreneurs. It helps you simply ship notifications and transactional emails to your customers. It permits you to use the SMTP interface or an Amazon SES API to combine Amazon SES straight into your utility.
Amazon SES comes with a strong system and performance that makes certain your emails ignore the spam filters. You possibly can observe e-mail supply, bounce charge, and rejections via their sensible mechanism.
Get started with Amazon SES here.
Pricing: It’s a pay-as-you-go service, which suggests you’ll have to pay for what you utilize. It permits you to ship 62,000 emails per 30 days totally free. After the free restrict, you’ll have to pay $0.10 for each 1,000 emails. In case your emails embrace attachments, then you definitely’ll should pay $0.12 per GB.
10. Mailchimp Transactional Electronic mail


Transactional Electronic mail, previously known as Mandrill, is an SMTP transactional e-mail service by MailChimp. It’s a safe and environment friendly platform to ship transactional emails with none supply points. You need to use Transactional Electronic mail to ship data-driven, focused, customized, and eCommerce emails to your customers.
With its superior monitoring, you possibly can monitor the open charge, bounce charge, and click on charge in your emails. Added to that, the Mailchimp platform offers you entry to e-mail templates and e-mail campaigns for higher advertising and marketing methods.
Get began with Transactional Electronic mail right here.
Pricing: There’s a endlessly free plan with 2,500 emails and 500 contacts. It prices $6.50 for five,000 emails/month. The associated fee will increase with the variety of emails and subscribers you could have.
That’s our record of the most effective SMTP providers. When you’re on the lookout for extra choices, there’s MailJet and SparkPost. Remember that Gmail shouldn’t be a great choice for transactional emails. They’ve many restrictions and also you’ll seemingly face a ton of hiccups along with your emails.
It’s greatest to make use of a devoted SMTP service. Now since it is a lengthy record, you should still be questioning which is the most effective one. We offer you our verdict under.
What are the most effective transactional e-mail providers?
When selecting the most effective SMTP service, you’ll need to have a look at necessary elements:
- Sender popularity
- Scalable infrastructure
- Advertising and marketing automation
- Free e-mail plans and reasonably priced paid plans
- Detailed reporting and e-mail analytics
Each SMTP service plugin on this record has one thing distinctive to supply, however the one which comes out on high are WP Mail SMTP, SendLayer and SMTP.com. They test all the precise containers and have all the things you want in an SMTP service together with a strong setup, excessive supply charges, and a dependable help crew.
For dependable e-mail supply on a small scale, SendLayer is our #1 decide. When you want extra energy to ship an enormous variety of emails, SMTP.com is the most effective for that.
We hope this text helped you discover the most effective SMTP transactional e-mail providers. Up subsequent, chances are you’ll need to see the most effective CRM software program for small companies.
You’ll additionally need to take a look at these associated assets:
These posts will allow you to create an e-mail advertising and marketing technique that works wonders in your on-line enterprise.
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