Postmark
Fast transactional email API focused on deliverability, with detailed delivery and bounce tracking.
Postmark is listed in Communication.
Key metrics
100 msg/mo Rate limit Free tier: 100 emails per month for developers; paid plans beyond.
Gotchas
No gotchas documented yet. Contribute one if you know a constraint we missed.
Labels
- Key required
Key required
Requires an API key (free to obtain) before use.
- Trial only
Trial only
Free access is a time-boxed trial rather than an ongoing free tier.
email transactional deliverability smtp