Clerk vs FusionAuth

Side-by-side reliability comparison based on real-time monitoring data over the last 18 days.

Clerk

Clerk

Authentication and user management platform providing embeddable sign-in, sign-up, and user profiles for modern web applications.

Operational
vs
FusionAuth

FusionAuth

Developer-focused identity and access management platform for authentication, authorization, and user management.

Operational
Metric Clerk FusionAuth
Current Status Operational Operational
Uptime (18-day) 72.22% 100%
Days with Issues 5 0
Feed Type Statuspage Statuspage
Status Page View → View →

Clerk vs FusionAuth: Reliability Comparison

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

Over the last 18 days, Clerk has maintained 72.22% uptime with 5 days of issues, while FusionAuth 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.