Authentication Providers · reliability comparison
Firebase Authentication vs FusionAuth Cloud: which is more reliable? (2026)
Firebase Authentication and FusionAuth Cloud are effectively tied on reliability (100.0 vs 100.0). Over the last 90 days Firebase Authentication reported 0 incidents and FusionAuth Cloud reported 0, with effective uptime of 100% and 100% respectively.
Data updated Nov 1, 2026 · How we score
VS
| Metric | Firebase Authentication | FusionAuth Cloud |
|---|---|---|
| Reliability score | 100.0 | 100.0 |
| Rank (authentication providers) | — | — |
| Uptime (90 days) | 100% | 100% |
| Incidents (90 days) | 0 | 0 |
| Partial / major outages | 0 | 0 |
| Avg time to resolve | — | — |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
90-day uptime
Firebase Authentication
FusionAuth Cloud
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Firebase Authentication incidents
No incidents reported by Firebase Authentication in the last 90 days.
Recent FusionAuth Cloud incidents
No incidents reported by FusionAuth Cloud in the last 90 days.
Other authentication providers to consider
- Ory Network · #1 · 99.99% uptime
- Kinde · #2 · 99.96% uptime
- Frontegg · #3 · 99.97% uptime
- Stytch · #4 · 99.82% uptime
See the full most reliable authentication providers ranking →