Postmark specializes in high-speed transactional email delivery for developers and businesses requiring reliable email infrastructure.
Not suitable for users needing a comprehensive marketing email solution
SendGrid specializes in scalable email delivery solutions for businesses focused on reliable transactional and marketing email services.
Not suitable for businesses requiring on-premise hosting or self-hosting options
| Pricing | Free | Free |
|---|---|---|
| Free Trial | ✗ No | ✗ No |
| User Rating | No ratings | No ratings |
| Open Source | ✗ No | ✗ No |
| Category |