Heroku vs Fly.io

Side-by-side reliability comparison based on real-time monitoring data over the last 64 days.

Heroku

Heroku

Cloud platform-as-a-service for building, deploying, and managing applications with support for multiple programming languages.

Operational
vs
Fly.io

Fly.io

Application hosting platform that runs full-stack apps close to users worldwide with built-in Postgres, Redis, and global edge networking.

Operational
Metric Heroku Fly.io
Current Status Operational Operational
Uptime (64-day) 98.44% 50%
Days with Issues 1 32
Feed Type Healthcheck Statuspage
Status Page View → View →

Heroku vs Fly.io: Reliability Comparison

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

Over the last 64 days, Heroku has maintained 98.44% uptime with 1 day of issues, while Fly.io has achieved 50% uptime with 32 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, Discord, or Webhooks.