
Mailgun
Resend
Brevo
Mailjet
MailChimp
Amazon SES
Mandrill
Postmark is the easiest and most reliable way to be sure your important transactional emails get to the inbox. Simply & reliably parse recieved email to JSON for your webapp.

Postfix
Exim
sSMTP
KumoMTA
MailerQ
OpenSMTPD
Mail-in-a-box
Sendmail is a general purpose internetwork email routing facility that supports many kinds of...

Which is more popular?
Based on our record, Postmark seems to be a lot more popular than Sendmail. While we know about 57 links to Postmark, we've tracked only 1 mention of Sendmail.
Website, pricing, platforms and company facts side by side.
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| Website | postmarkapp.com | sendmail.com |
| Pricing | — | |
| Company | Startup from the United States | — |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of Sendmail yet.
Walkthroughs and reviews on video.
Using Postmark to send email from Darkroom Booth
breve configuracion de sendmail
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Postmark and Sendmail. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Postmark are the most expensive transactional email service (10x the cost of Amazon SES), so what do they do to justify the sky high pricing? Their focus seems to be on providing a high-end service using only the best...
We have no reviews of Sendmail yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Postmark has been doing exactly one thing since 2010: transactional email, done carefully. It enforces a hard separation between transactional and bulk/marketing sending streams (you can't mix them on the same account), which is exactly... - Source: dev.to / 20 days ago
We want to shout out Postmark for sponsoring this challenge. Postmark's developer-focused API and reliable inbound email parsing made these innovative projects possible, allowing the community to focus on creativity rather than email... - Source: dev.to / over 1 year ago
PurifyPDF is a privacy-first PDF sanitization workflow built using n8n, Postmark, PDF.co, and Airtable. - Source: dev.to / over 1 year ago
We are using sendmail and Exchange online with to different identies. We are experience problem that we want to receive Teams invitation to our @ sendmail.com address, when I forward teams invitation fromexchange online identite to... Source: over 5 years ago
When comparing Postmark and Sendmail, you can also consider the following products.

A set of powerful APIs that enable you to send, receive and track email from your app effortlessly whether you use Python, Ruby, PHP, C#, Node.js or Java.
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Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail.
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Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.
Compare Exim to Postmark or Sendmail:

Innovative online Email Marketing solution to manage your contacts, create & send your newsletters and track your results. More than 80 000 clients. Best prices and attractive features.
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sSMTP is a simple MTA to deliver mail from a computer to a mail server.
Compare sSMTP to Postmark or Sendmail: