What is the best alternative to Auth0?

Clerk is the top-rated alternative to Auth0. It offers Fastest setup and Beautiful prebuilt components, and is freemium starting at $25/month/month.

Is there a free alternative to Auth0?

Yes — Clerk is a freemium alternative to Auth0. Fastest setup

Why do developers switch from Auth0?

Common reasons to switch from Auth0: Complex for simple use cases; Expensive at scale; Config-heavy.

Best Auth0 Alternatives(2026)

We compared 4 alternatives to Auth0 — so you can find the best option for your needs and budget.

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Auth0

freemium

Secure access for everyone

Starts at $23/month

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Common reasons to switch

Complex for simple use casesExpensive at scaleConfig-heavy

Clerk

freemium

From $25/month

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Clerk is a complete authentication and user management solution with pre-built UI components.

Pros

+Fastest setup

+Beautiful prebuilt components

+Organizations support

Cons

−Pricey at scale (per MAU)

−Vendor lock-in risk

−Less control vs Auth.js

Prebuilt UI componentsSocial loginsMFAOrganizations/teamsJWT templates

NextAuth.js (Auth.js)

free

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NextAuth.js is a complete authentication library for Next.js applications with adapters for 60+ databases and providers.

Pros

+Free and open source

+No vendor lock-in

+Highly flexible

Cons

−More setup required

−No prebuilt UI

−Docs can be confusing

40+ OAuth providersDatabase adaptersJWT sessionsEmail magic linksCredentials auth

WorkOS

freemium

From $0 (free up to 1M MAU)

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WorkOS provides enterprise-ready authentication APIs — SSO (SAML), SCIM, and Admin Portal in days, not months.

Pros

+Free up to 1M MAU

+Best enterprise SSO DX

+Admin Portal included

Cons

−Enterprise-focused (not ideal for consumer apps)

−Less community content vs Auth0

−Less social login flexibility

SAML SSOSCIM provisioningAdmin PortalDirectory SyncMFA

Supabase

freemium

From $25/month

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Supabase is an open source Firebase alternative providing a Postgres database, Auth, realtime, storage, and edge functions.

Pros

+Full Postgres with SQL

+Built-in auth and storage

+Open source

Cons

−Free tier pauses after 1 week inactive

−Self-hosting is complex

−Edge functions limited

PostgreSQLAuthenticationRealtimeStorageEdge Functions

Compare Auth0 Head to Head

Auth0 vs Clerk Auth0 vs NextAuth.js (Auth.js)Auth0 vs WorkOS Auth0 vs Supabase