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.

Favicon of Firebase Authentication

Firebase Authentication

Secure multi-platform authentication in under 10 lines
Details:
Firebase Authentication screenshot
vs
Favicon of Auth0

Auth0

Implement authentication in any app within 5 minutes
Details:
Auth0 screenshot

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.

Firebase Authentication
Auth0
Firebase Authentication
Auth0
Firebase Authentication
Auth0
Firebase Authentication
Auth0

Up to 100 days for inactivity timeout and 365 days for forced logout

Firebase Authentication
Auth0
Firebase Authentication

Email templates and FirebaseUI can be localized; set the language with a `languageCode` property or override CSS for more than 40 languages

Auth0

Compliance Comparison

Auth0 offers significantly broader coverage than Firebase Authentication, supporting 10 certifications and regulatory frameworks compared to 6 for Firebase Authentication.

ccpa iconCCPACompliant
Firebase Authentication
Auth0
csa-star iconCSA STARCertified
Firebase Authentication
Auth0
fapi iconFAPICertified
Firebase Authentication
Auth0
gdpr iconGDPRCompliant
Firebase Authentication
Auth0
hipaa iconHIPAACompliant
Firebase Authentication
Auth0
iso-27001 iconISO 27001Certified
Firebase Authentication
Auth0
iso-27017 iconISO 27017Certified
Firebase Authentication
Auth0
iso-27018 iconISO 27018Certified
Firebase Authentication
Auth0
pci-dss iconPCI DSSCompliant
Firebase Authentication
Auth0
psd2 iconPSD2Compliant
Firebase Authentication
Auth0
soc2 iconSOC2Compliant
Firebase Authentication
Auth0
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