Postmark vs Pusher
On the evidence we track, Postmark leads this comparison with a composite score of 63/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.
Capabilities
Feature-by-feature on the axes that matter for communication apis. “-” means undocumented, not absent.
What each one is
The product in its own terms, so the numbers below have context.
Postmark
LeaderA transactional email platform that sends emails through API and SMTP endpoints, with built-in capabilities for tracking delivery success, handling bounces, and processing inbound messages. Designed for developers who need to integrate email delivery into applications.
Pusher
A developer platform providing hosted APIs for real-time bidirectional communication between servers, web browsers, and mobile apps. It uses a publish/subscribe model with WebSockets and HTTP fallbacks to enable live updates, presence awareness, and event-driven features.
Pricing
List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.
Postmark
LeaderFrom $15/mo. Free tier with 100 emails/month. Pay-as-you-go overages starting at $1.80 per 1,000 emails.
- FreeFree
- 100 emails/month
- REST API
- SMTP
- Transactional email
- Sandbox Mode
- +3 more
- Basic$15/mo + $1.80 per 1,000 overage emails
- 10,000+ emails/month
- Industry-leading deliverability
- 45-day retention
- 5 custom domains
- Unlimited emails/day
- +3 more
- Pro$16.50/mo + $1.30 per 1,000 overage emails
- 10,000+ emails/month
- Industry-leading deliverability
- Customizable retention up to 365 days
- 10 custom domains
- Unlimited emails/day
- +5 more
- Platform$18/mo + $1.20 per 1,000 overage emails
- 10,000+ emails/month
- Industry-leading deliverability
- Customizable retention up to 365 days
- Unlimited custom domains
- Unlimited emails/day
- +5 more
Pusher
From $49/month for paid tiers, free Sandbox tier available. Annual discounts on all plans.
- SandboxFree
- standard support
- 24/7 platform monitoring
- Startup$49/month
- standard support
- 24/7 monitoring
- annual discount available
- Pro$99/month
- standard support
- 24/7 monitoring
- annual discount available
- Business$299/month
- premium support (24-hour target response)
- 24/7 monitoring
- annual discount available
- Premium$499/month
- premium support (24-hour target response)
- 24/7 monitoring
- annual discount available
- Growth$699/month
- premium support (24-hour target response)
- 24/7 monitoring
- annual discount available
- PlusContact sales
- premium support (24-hour target response)
- 24/7 monitoring
- annual discount available
- Growth PlusContact sales
- premium support (24-hour target response)
- 24/7 monitoring
- annual discount available
- EnterpriseContact sales
- premium support (1-hour target response)
- custom infrastructure
- dedicated clusters available
Platform & deployment
Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.
Integrations
What each product connects to. Counts come from the vendor's own integration directory where one exists.
- Datadog
Postmark
Leader- Mailcoach
- Craft CMS
- Customer.io
- ActiveCampaign
- Supabase
- Bubble
- Figma
- Google Sheets
- Gravity Forms
- Gravity SMTP for WordPress
- Netlify
- Slack
- Stripe
- Stripo
- Typeform
- WordPress
- WP Mail SMTP
- Zapier
- Tabular
- SureTriggers
- Marka Email Generator
Pusher
- Librato
- Webhooks
- JavaScript
- Node.js
- PHP
- Python
- Ruby
- Java
- Swift
- React Native
- Unity
- C#
- Go
Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.