FusionAuth vs Firebase Authentication

Learn how FusionAuth and Firebase Authentication 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.

FusionAuth

Complete auth solution with hybrid deployment flexibility

Visit FusionAuth Read more

Details:

B2B
Yes
B2C
Yes
Open Source
No
Self-hosted
Yes

Firebase Authentication

Secure multi-platform authentication in under 10 lines

Visit Firebase Authentication Read more

Details:

B2B
Yes
B2C
Yes
Open Source
No
Self-hosted
No

Feature Comparison

FusionAuth has significantly broader feature support than Firebase Authentication, with 41 supported features versus 22. FusionAuth fully covers authentication and machine to machine (m2m) authentication and more, and both tools fully cover branding.

Passwordless Authentication

FusionAuth

Firebase Authentication

Social Connections

FusionAuth

Firebase Authentication

Passkeys

FusionAuth

Firebase Authentication

Long Lived Sessions

FusionAuth

Firebase Authentication

Session Management

FusionAuth

Firebase Authentication

Multi-Language

FusionAuth

Firebase Authentication

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

	FusionAuth	Firebase Authentication
Passwordless Authentication
Social Connections
Passkeys
Long Lived Sessions
Session Management
Multi-Language		Email templates and FirebaseUI can be localized; set the language with a `languageCode` property or override CSS for more than 40 languages

Compliance Comparison

Both tools have similar compliance levels, with Firebase Authentication supporting 6 certifications and regulatory frameworks and FusionAuth supporting 5.