Postmark
Transactional email API built for speed with industry-leading delivery rates
- Pricing
- Free (100/mo) / $15/mo
- Type
- Transactional Email
- Tier
- free
Postmark vs Resend vs SendGrid
Comparing three email tools to help you choose the right one for your project in 2026.
Resend
Modern email API for developers with React Email integration and clean DX
- Pricing
- Free (3K/mo) / Pro $20/mo
- Type
- Transactional Email
- Tier
- free
SendGrid
Twilio email platform with transactional and marketing APIs at scale
- Pricing
- Free (100/day) / Pro $19.95/mo
- Type
- Transactional Email
- Tier
- free
Side-by-side comparison
| Dimension | Postmark | Resend | SendGrid |
|---|---|---|---|
| Category | |||
| Platform | Transactional Email | Transactional Email | Transactional Email |
| Pricing | Free (100/mo) / $15/mo | Free (3K/mo) / Pro $20/mo | Free (100/day) / Pro $19.95/mo |
| Tier | free | free | free |
Head-to-head comparisons
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