Firebase Authentication vs Auth0
Learn how Firebase Authentication and Auth0 differ in their key features like authentication, enterprise auth, security, user management and compliance, so you can decide which of these authentication providers is best for you.
Feature Comparison
Auth0 has significantly broader feature support than Firebase Authentication, with 42 supported features versus 22. Auth0 fully covers authentication and enterprise authentication and more, and both tools fully cover branding.
Up to 100 days for inactivity timeout and 365 days for forced logout
Email templates and FirebaseUI can be localized; set the language with a `languageCode` property or override CSS for more than 40 languages
Firebase Authentication | Auth0 | |
---|---|---|
Up to 100 days for inactivity timeout and 365 days for forced logout | ||
Email templates and FirebaseUI can be localized; set the language with a `languageCode` property or override CSS for more than 40 languages |
Compliance Comparison
Auth0 offers significantly broader coverage than Firebase Authentication, supporting 10 certifications and regulatory frameworks compared to 6 for Firebase Authentication.










