Firebase Authentication vs Amazon Cognito
Learn how Firebase Authentication and Amazon Cognito 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.
Firebase Authentication

Feature Comparison
Amazon Cognito offers broader feature coverage than Firebase Authentication, supporting 32 features compared to 25. Amazon Cognito fully covers machine to machine (m2m) authentication, and both tools fully cover branding.
Email templates and FirebaseUI can be localized; set the language with a `languageCode` property or override CSS for more than 40 languages
| Firebase Authentication | Amazon Cognito | |
|---|---|---|
Email templates and FirebaseUI can be localized; set the language with a `languageCode` property or override CSS for more than 40 languages | ||
Compliance Comparison
Amazon Cognito offers significantly broader coverage than Firebase Authentication, supporting 12 certifications and regulatory frameworks compared to 6 for Firebase Authentication.
| Compliance | Firebase Authentication | Amazon Cognito |
|---|---|---|
