Customer.io vs Postmark
Side-by-side reliability comparison based on real-time monitoring data over the last 23 days.
Customer.io
Marketing automation platform for targeted messaging based on user behavior and data.
OperationalPostmark
Transactional email service focused on fast, reliable delivery of application emails like password resets, receipts, and notifications.
Operational| Metric | Customer.io | Postmark |
|---|---|---|
| Current Status | Operational | Operational |
| Uptime (23-day) | 89.47% | 86.96% |
| Days with Issues | 2 | 3 |
| Feed Type | Statuspage | Sorryapp |
| Status Page | View → | View → |
Customer.io vs Postmark: Reliability Comparison
Choosing between Customer.io and Postmark? 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, Customer.io has maintained 89.47% uptime with 2 days of issues, while Postmark has achieved 86.96% uptime with 3 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.