Head to head
Firebase Authentication vs Stytch
As a authentication & identity API, Firebase Authentication rates higher on the APIbenchmarks Index, 87.6 to 82.3, a 5.3-point gap. Here is how they compare on each criterion.
Criterion by criterion
| Criterion | Firebase Authentication | Stytch |
|---|---|---|
| Documentation & DX | ||
| Reliability | ||
| Ecosystem & SDKs | ||
| Accessibility | ||
| APIbenchmarks Index | 87.6 | 82.3 |
Specifications
| Firebase Authentication | Stytch | |
|---|---|---|
| Best for | Mobile/web auth inside Firebase | Passwordless & B2B auth, no feature gates |
| Free tier | 50k MAU (basic email/social) | 10k MAU + 5 SSO/SCIM connections |
| Pricing | MAU-based (+ per-SMS) | Usage-based (MAU + connections) |
| Official SDKs | 11 languages | 9 languages |
Is Firebase Authentication better than Stytch?
On the APIbenchmarks Index, Firebase Authentication rates higher (87.6 vs 82.3). It leads on the four weighted criteria, but price is reported separately, so the best choice still depends on your budget.