If Postmark is on your shortlist, these are the email tools most likely to come up in the same buying cycle. TrackRival keeps the pricing and release cadence visible so you can decide whether to read deeper.
| Product | Starting price | Has free tier | Last updated |
|---|---|---|---|
| Brevo | Free | Yes | Oct 14 |
| Customer.io | $100/mo | No | Oct 18 |
| Loops | Free | Yes | Oct 15 |
| MailerSend | Free | Yes | Oct 18 |
| Mailgun | Free | Yes | Sep 18 |
| Resend | Free | Yes | Oct 19 |
| SendGrid | Free | Yes | Oct 16 |