Manage two-factor authentication codes with OTP Auth, an iOS app listed on the App Store.
Better Auth vs Authenticator
How do Better Auth and Authenticator compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Better Auth | Authenticator |
|---|---|---|
| What it is | Build authentication into applications with Better Auth, an authentication framework. | Generate two-factor authentication codes in Chrome, Firefox, or Edge with the Authenticator extension. |
| Website | ||
| Type | App | Website |
| Topic | ||
| Pricing | Freemium | Not confirmed |
| Platforms | Web | Web |
| Open source | Yes | Not stated |
| Language | English | English |
| Alternatives |
Other options to consider
Sites similar to both Better Auth and Authenticator.
Find which websites support two-factor authentication and what methods they offer in this directory.
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This WebAuthn guide explains an authentication API intended to replace passwords with stronger authentication.
Lucia was deprecated in March 2025. The website was updated in July 2026 and points to code/auth_session.ts as a single-file replacement for the NPM package and to the Auth Book for auth information.





