Postmark vs Mailgun

Side-by-side reliability comparison based on real-time monitoring data over the last 23 days.

Postmark

Postmark

Transactional email service focused on fast, reliable delivery of application emails like password resets, receipts, and notifications.

Operational
vs
Mailgun

Mailgun

Email API service for developers providing transactional email sending, receiving, and tracking with powerful APIs and SMTP relay.

Operational
Metric Postmark Mailgun
Current Status Operational Operational
Uptime (23-day) 86.96% 100%
Days with Issues 3 0
Feed Type Sorryapp Statuspage
Status Page View → View →

Postmark vs Mailgun: Reliability Comparison

Choosing between Postmark and Mailgun? Reliability matters. ServiceAlert.ai tracks both services in real time, monitoring their status pages for outages, degraded performance, and maintenance windows.

Over the last 23 days, Postmark has maintained 86.96% uptime with 3 days of issues, while Mailgun has achieved 100% uptime with 0 days of issues.

Want instant alerts when either service goes down? Sign up for ServiceAlert.ai to monitor both services and get notified via email, Slack, Teams, Google Chat, or Discord.