Klaviyo vs Postmark

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

Klaviyo

Klaviyo

Marketing automation platform specializing in email and SMS marketing for e-commerce brands with advanced segmentation and analytics.

Operational
vs
Postmark

Postmark

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

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

Klaviyo vs Postmark: Reliability Comparison

Choosing between Klaviyo 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, Klaviyo has maintained 100% uptime with 0 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.