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Alternatives

Best SendGrid Alternatives in 2026

Six transactional email services, including ours, with who each one is for and where each one falls short.

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// Why teams look for alternatives
  • Shared IP pools on the Essentials plans; a dedicated IP needs Pro.
  • An API and dashboard that feel dated next to newer developer-first services.
  • Hands-on support is a paid add-on.
  • The free plan was retired in May 2025; new accounts get a 60-day trial instead.
  • Email is one channel; auth, push, SMS and webhooks still need other vendors.
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// Quick picks
#OptionBest for
1ZyphrProducts that need transactional email plus auth, push or webhooks
2PostmarkTeams for whom transactional deliverability is everything
3ResendDevelopers who build email templates in React
4Amazon SESThe lowest cost per email at high volume
5MailgunDevelopers who need inbound routing and email validation
6BrevoSmall businesses that want marketing and transactional email together

Last reviewed November 2026. Check each vendor's pricing page for current prices; they change often.

dev@zyphr:~/zyphr$
// Each option, honestly

1. Zyphr

Transactional email API with versioned Handlebars templates, inbound email (paid plans), suppression handling and delivery webhooks, on the same API as auth, push, SMS, in-app messages and webhooks. 1,000 MAU and 1,000 emails a month free.

best for
Products that need transactional email plus auth, push or webhooks
watch out
Built for transactional email. Marketing broadcasts and a visual campaign editor are not available yet.

2. Postmark

Transactional-first email service known for fast delivery, with separate message streams that keep broadcast mail off the transactional reputation.

best for
Teams for whom transactional deliverability is everything
watch out
Email only. Every new account is manually vetted, and broadcast sending needs approval.

3. Resend

Developer-first email API from the team behind React Email, with a clean dashboard, broadcasts for marketing email, and inbound email.

best for
Developers who build email templates in React
watch out
Email is the product; auth and other channels need other vendors.

4. Amazon SES

AWS's raw email sending service: very cheap, very scalable, configured through AWS.

best for
The lowest cost per email at high volume
watch out
A building block: no visual template editor, bounce and complaint events arrive through SNS for you to wire up, and the richer deliverability dashboard (Virtual Deliverability Manager) is an extra AWS feature.

5. Mailgun

Email API from Sinch with inbound routing, email address validation and detailed logs.

best for
Developers who need inbound routing and email validation
watch out
Validation and some deliverability tooling are priced separately.

6. Brevo

Marketing platform (formerly Sendinblue) with campaigns, automation, CRM and a transactional email API.

best for
Small businesses that want marketing and transactional email together
watch out
Marketing-first; developers wanting a lean transactional API may find it heavier than needed.
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// Frequently asked questions
What is the best SendGrid alternative?

For transactional deliverability alone, Postmark. For a developer-first API with React templates, Resend. For lowest cost at volume, Amazon SES. If you also need auth, push or webhooks, Zyphr puts them behind one API (1,000 MAU and 1,000 emails a month free).

Can I move my SendGrid templates?

SendGrid dynamic templates use Handlebars, and so does Zyphr, so most templates move over with little or no change.

Does Zyphr support marketing email like SendGrid Marketing Campaigns?

Not yet. Zyphr is built for transactional and product email. If you need campaign tooling today, Brevo or Resend Broadcasts cover it.

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// Get started

Email, plus everything around it

1,000 MAU and 1,000 emails a month free. No credit card.