What is Firebase Authentication?
Firebase Authentication provides application sign-in through SDKs, supported identity providers and authentication services connected to Firebase. Its base service and the Identity Platform upgrade have different capabilities and usage conditions. Phone verification and enterprise federation need separate feature and pricing checks.
Who is Firebase Authentication for?
Teams building web or mobile application sign-in within the Firebase ecosystem.
Firebase Authentication features
The core capabilities to consider for your workflow.
- Application authentication SDKs
- Supported email and identity-provider sign-in
- Firebase application integration
- Identity Platform capabilities by upgrade
Firebase Authentication pricing
No-cost services and quotas; phone and upgrades differ
Estimate the chosen authentication methods, Identity Platform usage, federation and SMS. Include the application’s other Firebase services separately from sign-in costs.
Calculate the cost of your quote →Free access & evaluation
No-cost authentication services and allowances are available with limits. Phone authentication is billed by SMS, while Identity Platform has distinct active-user and SAML/OIDC allowance boundaries.
Before you choose Firebase Authentication
Authentication does not by itself define every application record permission.
Check Identity Platform upgrade status, quotas, provider support and phone messaging costs.
Explore Firebase Authentication in more detail
Take a closer look at the decisions behind this product.
Firebase Authentication vs Cognito: SDKs, users and application access
Read the articleCompare Firebase Authentication
Explore the individual profiles
Firebase Authentication FAQs
Does Firebase Authentication have a free plan?
No-cost authentication services and allowances are available with limits. Phone authentication is billed by SMS, while Identity Platform has distinct active-user and SAML/OIDC allowance boundaries.
Who is Firebase Authentication for?
Teams building web or mobile application sign-in within the Firebase ecosystem.
What should I compare before buying?
Check the tier that contains your essential features, confirm plan limits and compare the total quote with your own expected usage.