Free transactional email services for developers [2019]

Transactional emails are playing an essential role in success of your product. Product teams and software developers are now smart enough to understand the importance of delivering the email to the inbox of the customer.

Why email’s does not deliver to inbox, even it is transactional?
It happens sometimes, or may be most of the times when you have launched a new product. Mailbox providers like Gmail, Outlook, iCloud, Yahoo are getting smarter everyday to protect their customers from spams.

We got your point, you are not sending spam. Alright, but these mailbox provider runs a lot of number crunching behind the scene to check the reputation of the sender.

When you have launched a new domain then ofcourse the domain is making its first interaction with the mailbox when you send an email and it’s reputation is ZERO.

So, it is mostly likely that your email will go to Spam or Junk folder.

How to troubleshoot the inbox delivery?
It is difficult, not so easy. That’s why you need email service providers even for transactional emails.

It takes too much time and effort to understand how the email delivery mechanism works and how you can optimize it over the time. It’s a long process by the way. We will come up with a new post very soon on this.

So, the best way to go forward without wasting time is go with email service provider and just plug the API and enjoy the ride. Let them do all the hard work to deliver the emails to inbox all the time.

List of Free transactional email service providers, specially for developers
The following the is prominent API providers for transactional email as per our experience.

1. Amazon SES
2. Mandrill App by MailChimp
3. Mailgun
4. Sendgrid
5. SparkPost
6. PostmarkApp
7. ElasticEmail
8. PepiPost
9. SendinBlue
10. MailJet

The above email providers are good in reputation and already by used by some of the big brands of internet.

(Please drop in the below comments if you found a new service, we will add it. )