Transactional Email Service

Developers and marketers, who rely on email marketing or require an email for communication with their users can use various email delivery systems also known as transactional email providers. These platforms offer various ways, such as Web API or SMTP Relay to send emails, deliver them effectively and track results.

Below is a list of leading providers in the market today.
1

SendGrid

SendGrid is an email delivery platform that allows you to send transactional and marketing emails.

By: SendGrid, Inc. From USA
Based on 38 Votes
2

Mandrill

Mandrill is a secure email delivery API provided by MailChimp (A leading email marketing solution provider).

By: The Rocket Science Group, LLC From USA
Based on 10 Votes
3

Mailjet

Mailjet is an email delivery engine designed specifically for marketers and developers.

By: Mailjet SAS From France
Based on 31 Votes
4

Mailgun

Mailgun is a transactional email API service designed for developers. It features...

By: Rackspace, US Inc. From USA
Based on 11 Votes
5

SparkPost

SparkPost is an advanced email delivery service that allows you to configure, deliver, and measure your email campaign.

By: Message Systems, Inc. From USA
Based on 26 Votes
6

Postmark

Postmark is a transactional email delivery service. It features email performance tracking...

By: Wildbit, LLC From USA
Based on 19 Votes
7

Amazon SES

Amazon SES is an affordable outbound-only email delivery service that allows you to send marketing promotion and transactional emails.

By: Amazon Web Services, Inc. From USA
Based on 10 Votes
8

SMTP2GO

SMTP2Go is a worldwide SMTP email service which ensures that all your emails get to the recipient’s inbox.

By: Sand Dune Mail Ltd, From New Zealand
Based on 13 Votes
9

Elastic Email

Elastic Email provides an advanced email delivery platform with trigger-based automation.

By: Geographical Media Inc. From Canada
Based on 18 Votes
10

Turbosmtp

TurboSMTP is a professional SMTP email service provider with maximum deliverability of your transactional emails.

By: turboSMTP Corp From USA
Based on 1 Vote
11

SocketLabs

SocketLabs is a trusted email delivery system with in-depth analytics and easy integration.

By: SocketLabs, Inc. From USA
Based on 12 Votes
12

Authsmtp

AuthSMTP is an outgoing SMTP email service for eCommerce websites and mailing lists.

By: GetOnline Ltd From UK
Based on 1 Vote
13

MessageGears

MessageGears is an enterprise email marketing hybrid solution that provides the combination of on-premise platform security and scalability of the cloud platform.

By: MessageGears, LLC From USA
Based on 21 Votes
14

SMTP.com

SMTP.com is a complete marketing toolbox designed specifically for any marketing needs.

By: SMTP, Inc. From USA
Based on 10 Votes
15

CritSend

CritSend is an SMTP Relay service for developers that helps you to send bulk and transactional emails with a reliable infrastructure.

By: MxM SARL From France
16

JangoSMTP

JangoSMTP is a transactional email service with tracking features. It features open...

By: JangoMail, Inc. From USA
Based on 6 Votes
17

Leadersend

LeaderSend is an effortless email delivery system that provides transactional SMTP email service designed specifically for websites and mobile apps.

By: Mailigen International Limited From China
Based on 1 Vote
18

PostageApp

PostageApp is an email service provider that provides email API for transactional emails.

By: The Working Group Inc. From Canada