Auth.js vs Descope: Features, Pricing and User Reviews 2026
Compare features, pricing, reviews, and more to make an informed decision
Auth.js
Auth.js is a free, open-source authentication library for web applications, supporting OAuth, magic links, and credentials across multiple frameworks.
Descope
Descope is a drag-and-drop authentication platform that helps developers add secure login, MFA, and user management to any application.
Auth.js
Auth.js is a free, open-source authentication library for web applications, supporting OAuth, magic links, and credentials across multiple frameworks.
Descope
Descope is a drag-and-drop authentication platform that helps developers add secure login, MFA, and user management to any application.
Auth.js
OAuth 2.0 and OpenID Connect support
80+ pre-configured authentication providers
Magic link email authentication
Username and password credentials
WebAuthn passwordless login
Multiple framework support (Next.js, SvelteKit, Express)
Database adapters for major databases
JWT or database sessions
Built-in security features
Custom page support
TypeScript ready
Open source and free
Descope
Visual drag-and-drop authentication builder
Passwordless and social login options
Multi-factor authentication and step-up security
Enterprise SSO with SAML and OIDC
Self-service user management widgets
Role-based access control
Bot and fraud protection
Session management and token handling
SDKs for all major languages
Third-party connector ecosystem
Multi-tenant architecture
Real-time flow updates
Auth.js
Auth.js is completely free to use with no pricing tiers or hidden costs. As an open-source project, it is licensed under the ISC license, which allows anyone to use, modify, and distribute the software freely for both personal and commercial projects.
There are no subscription fees, no usage limits, and no charges for any features. All capabilities, including support for unlimited providers, database integrations, and advanced security features, are available at no cost. This makes Auth.js an excellent choice for projects of any size, from small personal websites to large enterprise applications.
The project is maintained by a community of contributors and is now part of Better Auth Inc. Developers can contribute to the project, report issues, and access community support through GitHub discussions completely free of charge.
Descope
Descope offers flexible pricing plans to fit different needs. The free version gives you 7,500 monthly active users, all authentication methods, and basic features with no time limit. This is perfect for small projects and testing.
The Pro plan starts at $249 per month (billed annually) and includes 10,000 monthly active users, 35 tenants, custom domains, and advanced features like SSO setup and CI/CD integration.
The Growth plan starts at $799 per month with 25,000 monthly active users, 100 tenants, bot protection, zero-downtime SSO migration, and multi-region data residency.
For large companies, the Enterprise plan offers custom pricing with unlimited test users, dedicated support, premium features, and custom deployments. Contact their sales team for a quote.