App Hosting Platforms · reliability comparison
Fly.io vs Koyeb: which is more reliable? (2026)
Koyeb is more reliable than Fly.io, scoring 76.0 vs 45.7 out of 100. Over the last 90 days Fly.io reported 53 incidents and Koyeb reported 9, with effective uptime of 98.33% and 99.64% respectively. Koyeb resolves incidents faster on average (1h 35m).
Data updated Nov 1, 2026 · How we score
| Metric | Fly.io | Koyeb |
|---|---|---|
| Reliability score | 45.7 | 76.0 |
| Rank (app hosting platforms) | #10 | #3 |
| Uptime (90 days) | 98.33% | 99.64% |
| Incidents (90 days) | 53 | 9 |
| Partial / major outages | 19 | 2 |
| Avg time to resolve | 2h 34m | 1h 35m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Fly.io and Koyeb differ
- Fly.io reported 5.9× as many incidents as Koyeb over the last 90 days (53 vs 9).
- Fly.io had 19 partial or major outages, compared with 2 for Koyeb.
- Koyeb fixes problems faster: 1h 35m on average, against 2h 34m for Fly.io.
- Fly.io's longest outage on record lasted 18h 40m (Sep 23, 2026); Koyeb's lasted 21h 22m (May 25, 2026).
90-day uptime
Fly.io
Koyeb
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Fly.io incidents
- Degraded performanceNov 1, 2026 · ongoing
- Degraded performanceOct 30, 2026 · resolved in 1h 28m
Slow image pulls delaying Machine starts in IAD
Affected: IAD - Ashburn, Virginia (US), Deployments
- InformationalOct 29, 2026 · resolved in <1m
- Degraded performanceOct 29, 2026 · resolved in 48m
Elevated issues with the Machines API
Affected: Machines API, Dashboard, Customer Applications
- InformationalOct 29, 2026 · resolved in 4h 48m
- InformationalOct 26, 2026 · resolved in 6h 6m
Recent Koyeb incidents
- Degraded performanceOct 16, 2026 · resolved in 24m
500 errors in the API and control panel, delay in provisioning
- MaintenanceOct 16, 2026 · resolved in 1h
- Degraded performanceSep 29, 2026 · resolved in 29m
- Partial outageSep 29, 2026 · resolved in 52m
- Degraded performanceSep 23, 2026 · resolved in 45m
- Degraded performanceSep 22, 2026 · resolved in 13m
Other app hosting platforms to consider
- DigitalOcean App Platform · #1 · 99.98% uptime
- Heroku · #2 · 99.95% uptime
- Render · #4 · 99.71% uptime
- Netlify · #5 · 99.74% uptime