Postmark vs Resend

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

Postmark

See full pricing history

USD · US · source: postmarkapp.com

Plan	Pricing	Charged by	Offer type
Free — Developer tier	Free $0.00 /mo	Flat · per month	Standalone · Free
Basic — Basic	USD 15 monthly $15.00 /mo	Flat · per month	Standalone · Fixed
Pro — Pro Highlighted	USD 16.5 monthly $16.50 /mo	Flat · per month	Standalone · Fixed
Platform — Platform	USD 18 monthly $18.00 /mo	Flat · per month	Standalone · Fixed

Resend

See full pricing history

USD · US · source: resend.com

Plan	Pricing	Charged by	Offer type
Free	Free $0 / mo	Flat · / mo	Standalone · Free
Pro	USD 20 monthly · USD 0 per 1,000 emails $20 / mo Extra emails: $0.90 / 1,000	Flat · / mo	Standalone · Fixed
Scale	USD 90 monthly · USD 0 per 1,000 emails $90 / mo Extra emails: $0.90 / 1,000	Flat · / mo	Standalone · Fixed
Enterprise	Contact sales Contact us	Flat	Standalone · Contact sales

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

Postmark

Free — Developer tier

Highlights Emails per month: 100 emails/month

Included
Highlights Daily email limit: Unlimited

Included
Highlights Inbound Email - Transactional Message Streams: Up to 30 streams

Included
Highlights Servers: Up to 10 servers

Included
Highlights Custom sending domains: Up to 10 domains

Included
Highlights Email template editor & import tool: Included

Included
Highlights Full message retention: 45 Days

Included
Highlights Users: Up to 6 users

Included

Basic — Basic

Highlights Emails per month: Starting at 10,000 emails/month

Included
Highlights Extra emails: $1.80 / 1,000

Included
Highlights Daily email limit: Unlimited

Included
Highlights Inbound Email - Transactional Message Streams: Up to 15 streams

Included
Highlights Servers: Up to 5 servers

Included
Highlights Custom sending domains: Up to 5 domains

Included
Highlights Email template editor & import tool: Included

Included
Highlights Full message retention: 45 Days

Included
Highlights Users: Up to 4 users

Included

Pro — Pro

Highlights Emails per month: Starting at 10,000 emails/month

Included
Highlights Extra emails: $1.30 / 1,000

Included
Highlights Daily email limit: Unlimited

Included
Highlights Inbound Email - Transactional Message Streams: Up to 30 streams

Included
Highlights Servers: Up to 10 servers

Included
Highlights Custom sending domains: Up to 10 domains

Included
Highlights Email template editor & import tool: Included

Included
Highlights Full message retention: 45 Days (custom retention available as add-on)

Included
Highlights Users: Up to 6 users

Included
Highlights Inbound email processing: Included

Included

Platform — Platform

Highlights Emails per month: Starting at 10,000 emails/month

Included
Highlights Extra emails: $1.20 / 1,000

Included
Highlights Daily email limit: Unlimited

Included
Highlights Inbound Email - Transactional Message Streams: Unlimited

Included
Highlights Servers: Unlimited

Included
Highlights Custom sending domains: Unlimited

Included
Highlights Email template editor & import tool: Included

Included
Highlights Full message retention: 45 Days (custom retention available as add-on)

Included
Highlights Users: Unlimited users

Included
Highlights Inbound email processing: Included

Included

Resend

Free

Sending & receiving Monthly emails: 3,000

Included
Sending & receiving Daily limit: 100

Included
Deliverability & reliability Custom domains: 3

Included
Deliverability & reliability Webhook endpoints: 1 endpoint

Included
AI credits AI credits / mo: 5

Included
Customer support Ticket support: Included
Highlights Automation runs: 10,000

Included
Deliverability & reliability Data retention: 30 days

Included
Security & privacy Single Sign-On: Excluded
Deliverability & reliability Dedicated IPs: Excluded

Pro

Sending & receiving Monthly emails: 50,000

Included
Sending & receiving Daily limit: No limit

Included
Deliverability & reliability Custom domains: 10

Included
Deliverability & reliability Webhook endpoints: 5 endpoints

Included
AI credits AI credits / mo: 100

Included
Deliverability & reliability Additional domains: With add-on

Limited
Customer support Ticket support: Included
Deliverability & reliability Data retention: 30 days

Included
Security & privacy Single Sign-On: Excluded
Deliverability & reliability Dedicated IPs: Excluded

Scale

Sending & receiving Monthly emails: 100,000

Included
Sending & receiving Daily limit: No limit

Included
Deliverability & reliability Custom domains: 1,000

Included
Deliverability & reliability Webhook endpoints: 10 endpoints

Included
AI credits AI credits / mo: 500

Included
Customer support Dedicated Slack channel: Included
Deliverability & reliability Additional domains: With add-on

Limited
Security & privacy Single Sign-On: With add-on

Limited
Deliverability & reliability Dedicated IPs: With add-on

Limited
Deliverability & reliability Data retention: 30 days

Included

Enterprise

Sending & receiving Monthly emails: Custom usage plan

Included
Sending & receiving Daily limit: No limit

Included
Deliverability & reliability Custom domains: Flexible

Included
Deliverability & reliability Webhook endpoints: Flexible

Included
AI credits AI credits / mo: Flexible

Included
Customer support 99.99% uptime SLA: Included
Customer support Dedicated CSM: Included
Customer support Guaranteed response times: Included
Security & privacy Single Sign-On: Included
Deliverability & reliability Data retention: Flexible

Included

How their prices changed

Each date shows when a public price was observed, not when it took effect. An archived region or currency can differ, so a currency change is not necessarily a price increase.

Postmark

August 27, 2026
Official pricing page
- Free — Developer tier: Free
- Basic — Basic: USD 15 monthly
- Pro — Pro: USD 16.5 monthly
- Platform — Platform: USD 18 monthly

Resend

September 21, 2026
Official pricing page
- Free: Free
- Pro: USD 20 monthly · USD 0 per 1,000 emails
- Scale: USD 90 monthly · USD 0 per 1,000 emails
- Enterprise: Contact sales
August 27, 2026
Official pricing page
- Free — Recommended: Free
- Pro — Recommended: USD 20 monthly · USD 20 / month with annual commitment
- Scale — Recommended: USD 90 monthly · USD 90 / month with annual commitment