10 Best Transactional Email Service Providers (Free/Paid)

Affiliate Disclosure – Some of the links on this blog are affiliate links. If you click on such an affiliate product link and make a purchase, I’ll earn a commission at no additional cost to you. These affiliate commissions help me to keep running this blog.  

What is transactional email?

A transactional email sends to a particular recipient based on a specific action. This transactional email contains the personal information of that particular user. Transactional emails cannot be sent in bulk as marketing emails. Transactional emails are action specific. These are automated emails only sent after the trigger is received.

In other words, Transactional emails are real-time messages sent to users after a specific activity has been performed on their website or application.

Transactional emails are highly personalized communication with a clearly defined purpose. We can say the best transactional email service providers to those who can send and receive emails instantly, provide quick and easy integration and gives better deliverability.

Examples of transactional emails – Forget password, Reset password, Order confirmation, Feedback request etc.

Use Cases of Transactional email?

• For sending, Invoices and transactional confirmation.
• Forget password or reset password requests.
• Welcome and Onboarding emails.
• Invitations and shares.
• Support and feedback request.
• Security notifications.

List of 10 Best Transactional Email Service Providers

1. Postmark – Best Transactional Email Services

Postmark is one of the most popular transactional email tools. It is one of the highly-rated email software on reputed websites like Capterra, G2 and TrustRadius. Its super easy setup lets you send emails instantly. Postmark is for everyone Startups, agencies and enterprises. Postmark secures your account with 2-factor authentication. Also, you can manage a large team by giving permission to access each of the servers. Know more about Postmark’s tremendous features below –

Features

• Send your emails with ease using API and SMTP services.
• Postmark keeps your content history for 45 days to help you troubleshoot.
• Email templates should be fit to every screen size, Important emails should not lead to poor design, So Postmark provides you with responsive templates so no need to have coding knowledge for it including welcome emails, password resets etc.
• How our campaigns are working we must be aware of this, Postmark and other email marketing tools aware of this that’s why they provided analytics using which we can track our campaign’s open & click rates.
• If Your email failed to send or in other words bounces occur then you can keep track using Postmark web dashboards or use webhooks to notify when an error occurs.
  

Pricing

Postmark Transactional Email Provider – Postmark

Emails per month	Monthly price	Additional emails
10,000	$15	+$1.80 per 1,000
50,000	$55	+$1.30 per 1,000
1,25000	$115	+$1.10 per 1,000
300,000	$245	+$1.00 per 1,000
700,000	$455	+$0.80 per 1,000
1,500,000	$775	+$0.60 per 1,000

2. Amazon SES – Transactional email service

If I come to the list of best email transactional services then the next pick is Amazon SES. It is a reputed cloud-based service. As it provides so many services it has already gained popularity and trust among users. Amazon SES doesn’t let your email stand in the queue for hours. It instantly reaches the inbox and gives higher deliverability.

Features

• Configure email sending in minutes using Amazon SES console, API, or SMTP.
• Amazon SES reputation dashboard helps in maximize deliverability by providing performance, insights and anti-spam feedback.
• Calculate the effectiveness of each email outreach, email delivery bounces, and feedback loop by email statistics.
• Moreover, the open rate, and click-through rate to know how the users are interacting.
• Amazon SES manages sender identity and security and provides industry standards authentication mechanisms Such as SPF, DMARC and DKIM.
• Flexible deployment options are available over Amazon uses like Shared IP, Dedicated IP and Owned Ip address.
• Full control of email receiving, whether you reject or accept it is up to you.

Pricing Plan

• Sending email from EC2 Pricing – Email sending is free for less than 62,000 emails sent after that you will be charged $0.10 for every 1000 emails you send.
• Sending emails from non-EC2 – $0.10/1000 emails.
• Email receiving price – $0 for the first 1000 emails you receive, and $0.10 for every 1000 emails you receive after that. See for additional charges

Note – If you are sending an email from an application hosted in Amazon EC2, you pay $0 for the first 62000 emails you send each month and $0.10 for 1000 emails you send after that.

3. Moosend – Cheapest Transactional Email Service Provider

Moosend has a friendly user interface and all the features that are needed to skyrocket your business. Let’s sparkle your business with the help of Moosend. It is one of the best transactional email services. It provides robust marketing automation that reduces your burden and increases sales. As you can see on Moosend’s official website, This email marketing software is trusted by major businesses such as – Gucci, Vogue, Tedx, etc.

Features

• Create a tremendously engaging & responsive newsletter with moose.
• Moosend provided all email marketing core features such as – tracking campaigns, Reports, analytics, marketing automation, Subscription forms, landing pages and much more.
• Send event-based emails quickly that reach the recipient’s inbox without delay.
• Track user performance and how they are interacting with your campaigns.
• API access, SMTP and integrations to connect with other tools.

Pricing

• Free Trial – For 30 days.
• Pro Plan – $9/m, up to 500 subscribers and unlimited emails.
• Enterprise – To get all the pro features, Contact the sales team of Moosend –

Moosend Credit Bundle –

• $350 – 350,000 email credits.
• $500 – 500,000 email credits.
• $750 – 750,000 email credits.
• $1000 – 1,000,000 email credits.

4. Sendgrid – Transactional Email Service Provider

The Sendgrid transactional email services are a perfect fit for small and medium-sized businesses. It has a reputation for better deliverability. Sendgrid sends 100 billion emails per month with 99.99% uptime. This email platform manages your important emails and deliverability. Sendgrid is working with renowned brands such as Spotify, eBay, Meetup, etc.

Features

• Quickly integrate with API and SMTP and deliver emails in minutes at the right place.
• Make templates by using an editor or you can import your own HTML code.
• Conditional formatting in templates & create personalisation for better user experience.
• Email validation API to remove emails that cause bouncing and improve sender reputation.
• Email Testing for dynamic templates such as – Inbox rendering, link validity and performance testing against spam filters.
• Privacy & security measures also taken by Sendgrid – 2-factor authentication, IP access management, TLS encryption, GDPR compliance etc.
• You can buy an additional IP as an add-on.

Pricing

• Free Plan – $0/m, 100 emails per day forever.
• Essentials Plan – $19.95/m, Up to 50,000 emails/m.
• Pro plan – $89.95/m.
• Premier Plan – Custom Pricing, Talk to sales executive.

Note – For extra emails see the charges and complete details

5. Mandrill transactional email provider by Mailchimp

Mailchimp is renowned in the email marketing industry. Mandrill is for sending transaction emails by Mailchimp. Its rapid delivery cannot let you wait for hours. It is a free transactional email service. Mailchimp transactional email allows you to send up to 500 transactional emails for free. So you can try their email service for free without committing.

Features of Mailchimp Transactional Email Service

• Send Up to 500 transactional emails for free.
• Send emails using SMTP or API and Swift delivery of your triggered-based emails.
• Make email more personalised by using conditional content and custom code in your messages.
• Dedicated IP for your Brand reputation, privatisation or security need.
• In addition, track analytics, Optimize email by using automated tags, A/B testing to know which campaign is performing better and also, can download reports from your transactional dashboard.
• Mailchimp gives more things such as – Brand tracking URL in your transactional emails, Applying conditions to inbound & outbound emails without changing a code, Sub-accounts to manage different products or brands, Custom return path etc.

Mailchimp Transactional Pricing

Total blocks (Note – Each block is a credit for 25,000 emails)	Emails per month	Price per block
1-20 blocks	1 to 500k emails	$20/block
21-40 blocks	500k to 1M emails	$18/block
41-80 blocks	1M to 2M emails	$16/block
81-120 blocks	2M to 3M emails	$14/block
121-160 blocks	3M to 4M emails	$12/block
161+ blocks	4M+ emails	$10/block

6. Brevo formerly Sendinblue – Free Transactional Email Service

Brevo is for all, It has everything is at one place. Yes, you heard that right. What do you want? Email marketing – Yes, You can send promotional emails using Sendinblue. SMS marketing the answer is yes Brevo provides that too, Transactional emails – Yes It is a free transactional email service, It allows you to chat with users when they visit your website, Marketing automation, CRM – again Yes. So there is a lot to do with Brevo. Under one roof you can heighten your business. So what are you waiting for? It has a free plan too you can take it a try now.

Brevo Transactional Email Provider Features

• Brevo provides dynamic templates for better email optimization and deliverability.
• Integrate RESTfulAPIs, SMTP & webhooks to send transactional emails.
• Monitor the email performance by using its feature email tracking.
• It allows customized log retention.
• For any query email support is available.

Pricing

Transactional Emails	Pricing
300 emails / day	Free
20,000 emails / month	$15/m
40,000 emails / month	$25/m
60,000 emails / month	$39/m
1,00,000 emails / month	$65/m

7. Hubspot transactional email service

Hubspot is vast. Hubspot transactional email service provider provides services that fulfil marketing needs. Users can send both marketing and transactional emails using one platform. Hubspot is next on the list of the best transactional email providers. The most important and cheerful thing is most of the services are free. Yes, it has a forever free plan for the following – Free CRM tool, Free marketing tool, Free sales tool, Free service tool and Free operational tool. Hubspot allows prompt integration with SMTP transaction API. Also, you can manage your own sender reputation via dedicated IP. But for sending transactional emails using HubSpot platforms you need to buy add-ons manually.

Features of Hubspot Transactional Email Software-

• With the same interface of marketing emails, you can send transitional emails in a few minutes.
• Easily and fast integrate with SMTP and transactional API and send automated transactional emails such as invoices, account updates, etc.
• Get detailed track reports of email campaigns, open rate, bounce rate etc.
• Owing to dedicated IP can reduce the risk factor with sender reputation, Hubspot allows you a dedicated IP option.
• The leading part of HubSpot is it provides many tools under one roof for free. The following are – Forms, Email Marketing, Ad management, Live chat etc.

Pricing of Hubspot transactional email service

• Transactional email addon – $600/month. For more details contact HubSpot’s team.

Here is the HubSpot guide for sending transactional emails.

Note – If you are looking for the package then HubSpot gives you a bundle offer where CRM suits cost $50/m including the Marketing hub starter, CMS hub starter, Sales hub starter, Service hub starter, and Operational hub starter. Where marketing includes 1000 marketing contacts/m. For sending transactional emails you need to buy an add-on, This is not included in the plan. Check terms and conditions before purchasing. Check the complete detail here.

8. Mailgun

Mailgun is a cloud-based transactional email service provider. It ensures delivering your emails be landed in the recipient’s inbox. With Mailgun’s email verification Save your time and money. It takes 3 step validation check of each email address that helps in reducing bounce rate and keeping your contact list healthier. Mailgun lets you try their service for free. It gives you 5000 emails for 1 month in its free plan.

Features

• Mailgun allows integration with Email API, SMTP and webhooks.
• List management system, that keeps your email list clean.
• Email tracking and analytics to know the status of your campaigns in detail.
• Email address verification to remove unwanted emails from your list and minimize bounces.
• Rapid-fire burst to send let’s reach your email at an accurate time, this is available in enterprise services.

Pricing

• Trial – $0/m, 5000 free emails per month for 1 month.
• Foundation Plan – $35 / m, up to 50,000 emails.
• Scale Plan – $90/m, Up to 100,000 emails with deliverability tools, 24/7 Ticket support, Instant chat & live phone support.
• Custom – Contact the Mailgun team for more advanced features.

9. Sendpulse

Sendpulse is an email marketing tool and automation tool that helps you create your emails, manage your contacts and run effective marketing campaigns. It allows you to send up to 12,000 transactional emails for free. Also, you can try its Email marketing free plan, web push notifications, chatbots, email validation, and landing pages for free. If you are looking for additional things such as SMS marketing then send pulse allows that too, for each country pricing varies. The best thing is that Sendpulse provides a “Pay as you go” plan for transactional emails.

Features

• Send email campaigns via SMTP or API.
• Measure metrics and download, the report contains Open and click-through rates, inbox placements, delivery rates, errors & spam complaints.
• SPF & DKIM authentication, so that your emails won’t land in the spam folder.
• Dedicated IP, Manage sender reputation on your own.
• Sendpulse email marketing free plan is also available and contains all the core features that are required for email marketing.
• Also, Apart from transactional email following things are available to web push notifications, SMS marketing, chatbots, landing pages etc.

Pricing

• Basic Plan – Free up to 12000 emails.
• Pro Plan – $74.85/m, up to 1,00,000 emails and 1 dedicated IP address.
• Enterprise Plan – $274.86/m, up to 5,00,000/m and 1 dedicated IP address.
• Pay As You Go Plan – Valid for 12 months after purchase.

Note – In the “Pay as you go plan,” the number of emails you can send depends on how big they are. If an email is 100 kilobytes (kb) or less, it counts as one email. But if it’s bigger than 100kb, it will count as more than one email

Best transactional email service providers – Sendpulse Pay as you go Plan

Emails	Price
10,000	$15
20,000	$28
50,000	$49
100,000	$89
200,000	$175
300,000	$259
500,000	$419
1,000,000	$780

10. Campaign Monitor – Transactional email service provider

Campaign monitor guides you in thriving your business and building recognition. Using this platform users able to create, edit and optimize transactional emails. Users can design their own emails and test them using their built-in tool. Transactional emails are important and should not be missed that’s why Campaign Monitor transactional email provides in-depth insights where you can see the results.

Campaign Monitor Features

• Automated transactional emails.
• Campaign tags to organize and categorize sent and drafted campaigns.
• Design and spam testing to prevent your emails from reaching a spam folder.
• Manage user roles, permissions and unlimited user accounts in all plans with a unique login.
• API integration lets you connect with third-party tools like billing systems, CMS etc.

Campaign Monitor Transactional Email Pricing

• Basic Plan – $9 / m, Up to 2500 emails per month.
• Unlimited Plan – $29/m, Unlimited emails.
• Premier Plan – $149/m, Unlimited emails, advance segmentations and premier support.

Transactional Email Benefits

Transactional email service providers offer a number of benefits for businesses that need to send automated, personalized emails to their customers. Below mentioned some key benefits:

Reliable delivery: Transactional email service providers use specialized infrastructure and technologies to ensure that emails are delivered reliably and quickly. This can help to avoid issues like emails getting caught in spam filters or being delayed.

Customizable templates: Many transactional email service providers offer customizable email templates that businesses can use to create professional-looking emails without needing to hire a designer or developer or any technical knowledge.

Personalization: Transactional email service providers allow businesses to personalize emails with customer data, such as name, location, purchase history, and other information. This can help to increase engagement and build stronger relationships with customers.

Analytics: Most transactional email service providers provide detailed analytics on email performance, including open rates, click-through rates, and bounce rates. This data can be used to optimize email campaigns and improve deliverability.

Scalability: Transactional email service providers are designed to handle large volumes of emails, so they can easily scale to meet the needs of growing businesses.

Integration: Many transactional email service providers offer integrations with popular marketing automation tools, CRM platforms, and e-commerce platforms. This can help businesses to streamline their workflows and improve overall efficiency.

Overall, transactional email service providers can help businesses to improve the effectiveness and efficiency of their email marketing campaigns, while also providing valuable insights into customer behaviour and engagement.

Benefits of using transactional email services –

Get higher open rates.
Develop customer trust and experience.
Brand awareness.
Reactivate customers.

What is the Purpose of Transactional Emails

Transactional emails are automated emails that are triggered by specific actions or events, such as a customer making a purchase, signing up for a service, or resetting a password. The purpose of transactional emails is to provide important information or confirmations to customers in a timely and personalized manner.

Some common types of transactional emails include:

1. Order confirmations: These emails are sent to customers after they have made a purchase and typically include details about the order, such as the items purchased, the total cost, and the estimated delivery date.
2. Shipping notifications: These emails are sent to customers when their order has shipped with the order details such as tracking information and estimated delivery date.
3. Account notifications: These emails are sent to customers when there is a change to their account, such as a password reset or a subscription renewal.
4. Feedback requests: These emails are sent to customers after they have made a purchase or used a service and typically ask for feedback or a review.

The purpose of these emails is to provide customers with information that is relevant and useful to them, while also helping to build trust and loyalty. By sending timely and personalized transactional emails, businesses can improve customer satisfaction and engagement, as well as drive repeat business and referrals.

Transactional Email Service Providers Ratings by Capterra & G2

Email Service Providers	Pricing Starting at	Star rating by Capterra out of 5	Star rating by G2.com out of 5
Postmark	$15/month, 10,000 emails	4.9	4.6
Amazon SES	Mentioned above or Check here	4.7	4.3
Moosend	$9/month, Unlimited emails	4.7	4.7
Sendgrid	$19.95/month, Up to 50,000 emails	4.2	4.0
Mandrill by Mailchimp	$20 per block, (Each block is a credit for 25,000 emails)	4.5	4.2
Sendinblue	$15 / month, 20,000 emails	4.5	4.5
Hubspot	$600/month, Contact Hubspot’s team for more details	4.5	4.4
Mailgun	$35/month, 50,000 emails/month	4.4	4.4
Sendpulse	$8.85/month, 25,000 emails	4.4	4.5
Campaign Monitor	$9/month, 2500 emails	4.6	4.1

Note – Please kindly note that there may be slight variations in pricing, email sending limits, or subscriber limits among transactional email service providers due to regular modifications. For accurate and up-to-date information, we suggest visiting the official website of the respective email service provider.

Best Transactional Email Services FAQs

Conclusion

Overall, transactional emails are an important tool for businesses to provide timely and relevant information to their customers, while also driving engagement and loyalty. By understanding the best practices for transactional emails and leveraging the capabilities of a transactional email service provider, businesses can optimize their email marketing efforts and improve customer satisfaction.

Affiliate Disclosure – Some of the links on this blog are affiliate links. If you click on such an affiliate product link and make a purchase, I’ll earn a commission at no additional cost to you. These affiliate commissions help me to keep running this blog.  

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