Choose Elastic Email if you need
- Integration with WordPress Sender, Shopify or HubSpot. We haven't found them on Postmark's website.
- SSO. We haven't found it on Postmark's website.
At a glance
- Both have a free plan.
- Postmark offers a free trial (length not stated). We haven't confirmed one for Elastic Email.
- Elastic Email's lowest paid plan is Starter at $19 per month for up to 50,000 emails, as of October 23, 2026.
- Postmark's lowest paid plan is Basic at $15.00 per month for 10,000 emails, as of October 20, 2026.
- Both are available on API.
- Only Postmark lists SMTP.
- Both work with Zapier.
- Both list GDPR.
- Only Elastic Email lists SSO.
- Both have a public API.
From each tool's own website, checked on the dates below, and from published reviews.
Which to choose
From the facts checked for both tools, not from opinion. A fact we haven't confirmed for one of them is never counted.
Choose Postmark if you need
- SMTP. We haven't found it on Elastic Email's website.
Elastic Email
Nobody has reviewed Elastic Email yet. Its rating shows once it has 3 reviews.
Review Elastic Email
Postmark
Nobody has reviewed Postmark yet. Its rating shows once it has 3 reviews.
Review PostmarkThe facts
- What it does
- Elastic EmailEmail API and SMTP for scalable email infrastructure
- PostmarkThe email delivery service that people actually like
- Free plan
- Elastic EmailYes
- PostmarkYes
- Pricing
- Elastic EmailNot confirmed
- PostmarkNot confirmed
- Paid plans from
- Elastic Email
What they share
From the platforms and integrations each website lists.
Platforms
Both
- API
Only Elastic EmailNothing else listed
Only Postmark
- SMTP
Integrations
Both
- Zapier
Only Elastic Email
- WordPress Sender
- Shopify
- HubSpot
People who switched
Reviewers who say they used one of these before the other.
No reviewer has said they moved between Elastic Email and Postmark yet.
Used either of them?
Your review makes this comparison better for the next person. Review Elastic Email or review Postmark.