DevVersus

Clerk vs NextAuth.js (Auth.js)(2026)

Clerk is better for teams that need fastest setup. NextAuth.js (Auth.js) is the stronger choice if free and open source. Clerk is freemium (from $25/month) and NextAuth.js (Auth.js) is free.

Full feature breakdown, pricing details, and pros & cons below.

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Clerk logo

Clerk

freemium

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

Starting at $25/month

Visit Clerk
NextAuth.js (Auth.js) logo

NextAuth.js (Auth.js)

free

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 Clerk and NextAuth.js (Auth.js) Compare on Features?

FeatureClerkNextAuth.js (Auth.js)
Pricing modelfreemiumfree
Starting price$25/monthFree
Prebuilt UI components
Social logins
MFA
Organizations/teams
JWT templates
User management dashboard
40+ OAuth providers
Database adapters
JWT sessions
Email magic links
Credentials auth

Clerk Pros and Cons vs NextAuth.js (Auth.js)

C

Clerk

+Fastest setup
+Beautiful prebuilt components
+Organizations support
+Excellent Next.js integration
Pricey at scale (per MAU)
Vendor lock-in risk
Less control vs Auth.js
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 Clerk or NextAuth.js (Auth.js)?

Choose Clerk if…

  • Fastest setup
  • Beautiful prebuilt components
  • Organizations support

Choose NextAuth.js (Auth.js) if…

  • Free and open source
  • No vendor lock-in
  • Highly flexible

More Authentication Comparisons