Auth0 vs NextAuth.js (Auth.js)(2026)
Auth0 is better for teams that need enterprise-grade. NextAuth.js (Auth.js) is the stronger choice if free and open source. Auth0 is freemium (from $23/month) and NextAuth.js (Auth.js) is free.
Full feature breakdown, pricing details, and pros & cons below.
Affiliate disclosure: Some “Visit” links on this page are affiliate links. We may earn a commission if you sign up — at no extra cost to you. It does not affect our rankings or editorial coverage. Learn more.
Auth0
Auth0 is an identity platform for web, mobile, and IoT with support for social logins, SSO, and more.
Starting at $23/month
Visit Auth0NextAuth.js (Auth.js)
NextAuth.js is a complete authentication library for Next.js applications with adapters for 60+ databases and providers.
Visit NextAuth.js (Auth.js)How Do Auth0 and NextAuth.js (Auth.js) Compare on Features?
| Feature | Auth0 | NextAuth.js (Auth.js) |
|---|---|---|
| Pricing model | freemium | free |
| Starting price | $23/month | Free |
| Universal Login | ✓ | — |
| Social connections | ✓ | — |
| MFA | ✓ | — |
| SSO | ✓ | — |
| Machine-to-machine auth | ✓ | — |
| Rules/Actions | ✓ | — |
| 40+ OAuth providers | — | ✓ |
| Database adapters | — | ✓ |
| JWT sessions | — | ✓ |
| Email magic links | — | ✓ |
| Credentials auth | — | ✓ |
Auth0 Pros and Cons vs NextAuth.js (Auth.js)
A
Auth0
+Enterprise-grade
+Highly customizable
+Excellent docs
+Massive integrations library
−Complex for simple use cases
−Expensive at scale
−Config-heavy
N
NextAuth.js (Auth.js)
+Free and open source
+No vendor lock-in
+Highly flexible
+Full control
−More setup required
−No prebuilt UI
−Docs can be confusing
Should You Use Auth0 or NextAuth.js (Auth.js)?
Choose Auth0 if…
- •Enterprise-grade
- •Highly customizable
- •Excellent docs
Choose NextAuth.js (Auth.js) if…
- •Free and open source
- •No vendor lock-in
- •Highly flexible