Better Auth vs Auth0
Learn how Better Auth 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.
Better Auth
Feature Comparison
Auth0 has significantly broader feature support than Better Auth, with 42 supported features versus 25. Auth0 fully covers authentication and enterprise authentication and more.
Magic link and email OTP plugins allow passwordless sign-in using one-time links or codes
Supports multiple social providers through built-in OAuth and generic OAuth plugin for custom providers
The passkey plugin adds FIDO2 / WebAuthn support for passwordless, phishing‑resistant sign‑in
Session settings allow you to configure expiresIn and updateAge to create longer or shorter sessions
Up to 100 days for inactivity timeout and 365 days for forced logout
No official multi‑language or localization support, but a community plugin for localization exists
| Better Auth | Auth0 | |
|---|---|---|
Magic link and email OTP plugins allow passwordless sign-in using one-time links or codes | ||
Supports multiple social providers through built-in OAuth and generic OAuth plugin for custom providers | ||
The passkey plugin adds FIDO2 / WebAuthn support for passwordless, phishing‑resistant sign‑in | ||
Session settings allow you to configure expiresIn and updateAge to create longer or shorter sessions | Up to 100 days for inactivity timeout and 365 days for forced logout | |
No official multi‑language or localization support, but a community plugin for localization exists |
Compliance Comparison
Auth0 offers significantly broader coverage than Better Auth, supporting 10 certifications and regulatory frameworks compared to 0 for Better Auth. Since Better Auth is open source and does not include compliance certifications, you’ll need to manage compliance yourself.
CSA STARCertified
FAPICertified
GDPRCompliant
HIPAACompliant
ISO 27001Certified
ISO 27017Certified
ISO 27018Certified
PCI DSSCompliant
PSD2Compliant
SOC2Compliant
