Postmark
Transactional email service with industry-leading delivery speed
⭐ 4.7/5 (2000 reviews)
About Postmark
Postmark delivers transactional emails in seconds, not minutes. Known for the fastest delivery times and highest deliverability.
Key Features
- Fastest delivery
- Message streams
- Templates
- Inbound processing
- DMARC monitoring
- Webhooks
✅ Pros
- Fastest delivery times
- Excellent deliverability
- Great support
- Clean API
❌ Cons
- Transactional only
- No marketing email
- Can be expensive at volume
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