EmailJS vs Postmark
Side-by-side comparison of features, pricing, and integrations.
Quick Verdict
EmailJS offers fewer features (21 vs 37) and more integrations (17 vs 16). Starting price: EmailJS at $9/mo vs Postmark at $15/mo. EmailJS has 20 unique features while Postmark has 36 unique features, with 1 features in common.
| EmailJS | Postmark | |
|---|---|---|
| Category | Email Marketing | Email Marketing |
| Total Features | 21 | 37 |
| AI-Powered Features | 0 | 1 |
| Starting Price | $9/mo | $15/mo |
| Pricing Tiers | 4 | 5 |
| Integrations | 17 | 16 |
| Shared Features | 1 | |
| Shared Integrations | 0 | |
| Data Quality | 75% | 85% |
Feature Comparison by Category
API (0 vs 2)
| Feature | EmailJS | Postmark |
|---|---|---|
| REST API | ||
| Stats API |
Account Management (1 vs 0)
| Feature | EmailJS | Postmark |
|---|---|---|
| Multi-User Access |
Analytics (2 vs 4)
| Feature | EmailJS | Postmark |
|---|---|---|
| Detailed Analytics | ||
| Email History | ||
| Email Open Tracking | ||
| Granular Bounce Data | ||
| Link Tracking | ||
| Tracking & Analytics |
Compliance (0 vs 1)
| Feature | EmailJS | Postmark |
|---|---|---|
| GDPR Compliance |
Contact Management (1 vs 0)
| Feature | EmailJS | Postmark |
|---|---|---|
| Contact List Management |
Customization (1 vs 0)
| Feature | EmailJS | Postmark |
|---|---|---|
| White Label Option |
Data Management (0 vs 1)
| Feature | EmailJS | Postmark |
|---|---|---|
| Activity Retention |
Developer Tools (2 vs 3)
| Feature | EmailJS | Postmark |
|---|---|---|
| Dynamic API Documentation | ||
| Migration Guides | ||
| Official SDKs | ||
| REST API | ||
| SDK Integration |
Email Configuration (0 vs 1)
| Feature | EmailJS | Postmark |
|---|---|---|
| Custom Sending Domains |
Email Design (0 vs 1)
| Feature | EmailJS | Postmark |
|---|---|---|
| Email Templates |
Email Features (4 vs 0)
| Feature | EmailJS | Postmark |
|---|---|---|
| CC and BCC Recipients | ||
| Email Attachments | ||
| HTML Email Support | ||
| Plain Text Email Support |
Email Management (1 vs 5)
| Feature | EmailJS | Postmark |
|---|---|---|
| Automatic Suppression | ||
| Custom Tagging | ||
| Inbound Email Processing | ||
| Message Streams | ||
| Suppression Management | ||
| Suppressions List |
Email Sending (0 vs 3)
| Feature | EmailJS | Postmark |
|---|---|---|
| Batch Sending | ||
| Bulk Email API | ||
| SMTP |
Email Types (0 vs 1)
| Feature | EmailJS | Postmark |
|---|---|---|
| Transactional Email |
Infrastructure (0 vs 4)
| Feature | EmailJS | Postmark |
|---|---|---|
| Dedicated IPs | ||
| High Quality Vetted IPs | ||
| Multi-Region Routing | ||
| Multiple Servers |
Integration (1 vs 2)
| Feature | EmailJS | Postmark |
|---|---|---|
| Email Service Integration | ||
| Event Webhooks | ||
| MCP Server |
Reliability (1 vs 0)
| Feature | EmailJS | Postmark |
|---|---|---|
| 99.5% Uptime SLA |
Security (4 vs 8)
| Feature | EmailJS | Postmark |
|---|---|---|
| API Permission Controls | ||
| DDoS Protection | ||
| DKIM, SPF, DMARC Authentication | ||
| DMARC Monitoring | ||
| Domain Whitelist | ||
| IP-Based Rate Limiting | ||
| Penetration Testing | ||
| Secure Webhook Endpoints | ||
| Server-Side Authentication | ||
| Two-Factor Authentication | ||
| User Roles | ||
| reCAPTCHA Support |
Support (1 vs 0)
| Feature | EmailJS | Postmark |
|---|---|---|
| Priority Support |
Template Management (2 vs 0)
| Feature | EmailJS | Postmark |
|---|---|---|
| Dynamic Content | ||
| Email Template Builder |
Testing (0 vs 1)
| Feature | EmailJS | Postmark |
|---|---|---|
| Sandbox Mode |
Unique Features
Only in EmailJS (20)
Multi-User Access
Email History
Tracking & Analytics
Contact List Management
White Label Option
SDK Integration
CC and BCC Recipients
Email Attachments
HTML Email Support
Plain Text Email Support
Suppressions List
Email Service Integration
99.5% Uptime SLA
Domain Whitelist
IP-Based Rate Limiting
reCAPTCHA Support
Server-Side Authentication
Priority Support
Dynamic Content
Email Template Builder
Only in Postmark (36)
Detailed Analytics
Email Open Tracking
Granular Bounce Data
Link Tracking
Stats API
GDPR Compliance
Activity Retention
Dynamic API Documentation
Migration Guides
Official SDKs
Custom Sending Domains
Email Templates
Automatic Suppression
Custom Tagging
Inbound Email Processing
Message Streams
Suppression Management
Batch Sending
Bulk Email API
SMTP
+ 16 more unique features
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