Customer.io vs Constant Contact

Side-by-side reliability comparison based on real-time monitoring data over the last 19 days.

Customer.io

Customer.io

Marketing automation platform for targeted messaging based on user behavior and data.

Operational
vs
Constant Contact

Constant Contact

Email marketing and digital marketing platform helping small businesses grow with campaigns and automation.

Operational
Metric Customer.io Constant Contact
Current Status Operational Operational
Uptime (19-day) 89.47% 100%
Days with Issues 2 0
Feed Type Statuspage Statuspage
Status Page View → View →

Customer.io vs Constant Contact: Reliability Comparison

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

Over the last 19 days, Customer.io has maintained 89.47% uptime with 2 days of issues, while Constant Contact 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.