MailerSend vs Postmark

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.

MailerSend

See full pricing history

USD · US · source: www.mailersend.com

Plan	Pricing	Charged by	Offer type
Free — Free	Free Free	Flat · flat	Standalone · Free
Hobby — Hobby Highlighted	USD 7 monthly · USD 5.6 / month with annual commitment $5.60 /month $67.20 billed yearly	Flat · flat	Standalone · Fixed
Starter — Starter	USD 25 monthly · USD 25 / month with annual commitment $25 /month	Flat · flat	Standalone · Fixed
Professional — Professional	USD 25 monthly · USD 25 / month with annual commitment $25 /month	Flat · flat	Standalone · Fixed

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

What each plan includes

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

MailerSend

Free — Free

Highlights Emails per month: 500 emails /month

Included
Highlights Email verification credits: 10 email verification credits

Included
Users, security and support User seats: 1 user seat + 1 accountant role

Included
Sending and receiving Sending domains: 1 domain

Included
Email templates Email templates: 1 template

Included
Sending and receiving Daily API requests: 1,000 daily API requests

Included
Deliverability & performance Email activity data retention: 1-day activity data retention

Included

Hobby — Hobby

Highlights Emails per month: 5,000 emails /month

Included
Highlights Email verification credits: 100 email verification credits

Included
Users, security and support User seats: 5 seats

Included
Sending and receiving Sending domains: 1 domain

Included
Email templates Email templates: 10 templates

Included
Sending and receiving Daily API requests: 100,000 daily API requests

Included
Deliverability & performance Email activity data retention: 1-day activity data retention

Included
Features Remove MailerSend logo: Included

Starter — Starter

Highlights Emails per month: 50,000 emails /month

Included
Highlights Email verification credits: 100 email verification credits

Included
Users, security and support User seats: 5 seats

Included
Sending and receiving Sending domains: 10 domains

Included
Email templates Email templates: 250 templates

Included
Sending and receiving Daily API requests: 100,000 daily API requests

Included
Deliverability & performance Email activity data retention: 7-day activity data retention

Included
Features Remove MailerSend logo: Included
Features Sender identities: Included
Features SMS API (USA and Canada): Included

Professional — Professional

Highlights Emails per month: 50,000 emails /month

Included
Highlights Email verification credits: 100 email verification credits

Included
Users, security and support User seats: Unlimited*

Included
Sending and receiving Sending domains: Unlimited*

Included
Email templates Email templates: Unlimited*

Included
Sending and receiving Daily API requests: 500,000 daily API requests

Included
Deliverability & performance Email activity data retention: 30-day activity data retention

Included
Features Remove MailerSend logo: Included
Features Sender identities: Included
Features SMS API (USA and Canada): Included
Features Dedicated Account manager: Included
Features Deliverability consultation: Included
Features 7-days API logs retention: Included

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

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

MailerSend

August 27, 2026 Source
- Free — Free: Free
- Hobby — Hobby: USD 7 monthly · USD 5.6 / month with annual commitment
- Starter — Starter: USD 25 monthly · USD 25 / month with annual commitment
- Professional — Professional: USD 25 monthly · USD 25 / month with annual commitment

Postmark

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