Amazon SES vs Postmark:Which is more popular by branded search?
In August 2026, Postmark had more branded searches than Amazon SES among email API platforms worldwide. Postmark was estimated to have 77.3K branded searches compared to Amazon SES’s 40.5K, and held a 16.9% Share of Search versus Amazon SES’s 8.9%. These are worldwide searches for English-language branded terms.
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Which is more popular in search, Amazon SES or Postmark?
Compare the APIs used to send transactional email. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.
Share of Search by month for Postmark, Amazon SES. The figures are in the table below the chart.
View monthly share of search table
| Month | Twilio SendGrid | Postmark | Mailgun | Resend | Amazon SES |
|---|---|---|---|---|---|
| Oct 2025 | 58.1% | 11.9% | 20.6% | 3.3% | 6.2% |
| Nov 2025 | 52.9% | 13.2% | 22.9% | 4.1% | 6.9% |
| Dec 2025 | 53.3% | 16.1% | 19% | 4.6% | 6.9% |
| Jan 2026 | 49.6% | 15.2% | 21.5% | 5.8% | 7.9% |
| Feb 2026 | 49.3% | 15% | 21.4% | 6.5% | 7.9% |
| Mar 2026 | 53.1% | 13.2% | 18.8% | 8% | 6.9% |
| Apr 2026 | 48.2% | 14.6% | 20.8% | 8.8% | 7.6% |
| May 2026 | 50.6% | 15.3% | 18% | 9.5% | 6.6% |
| Jun 2026 | 50.4% | 15.2% | 18% | 9.9% | 6.6% |
| Jul 2026 | 43.6% | 16% | 18.9% | 13% | 8.5% |
| Aug 2026 | 45.7% | 16.9% | 16.2% | 12.3% | 8.9% |
| Sep 2026 | — | — | — | — | — |
How has the Amazon SES and Postmark comparison changed over the last 12 months?
3 findings
- Postmark was ahead of Amazon SES in every measured month of the 11 months ending August 2026.
- Across the 11 months ending August 2026, Amazon SES’s estimated Share of Search among email API platforms worldwide moved from 6.2% to 8.9%, and its estimated monthly branded searches moved from 33.1K to 40.5K.
- Across the 11 months ending August 2026, Postmark’s estimated Share of Search among email API platforms worldwide moved from 11.9% to 16.9%, and its estimated monthly branded searches moved from 63.5K to 77.3K.
How did search popularity change for email API platforms worldwide in August 2026?
2 changes
In August 2026, Postmark overtook Mailgun to rank 2nd among email API platforms worldwide, at 16.9%.
Estimated monthly branded searches for Amazon SES worldwide rose 22.4% over 11 measured months, from 33.1K to 40.5K in August 2026.
How each brand is measured
Brandwave collects information about searches that people make online using Amazon SES’s and Postmark’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Amazon SES
1 branded search term
- amazon ses
Postmark
3 branded search terms
- postmark
- postmark email
- postmarkapp
Put your own brand in this comparison
Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.