Clerk vs Auth0: Features, Pricing and User Reviews 2025
Compare features, pricing, reviews, and more to make an informed decision
Clerk
Clerk is a developer-friendly authentication platform with pre-built components, flexible APIs, and admin dashboards for complete user management.
Auth0
Auth0 is a flexible authentication and authorization platform that provides secure user login, single sign-on, and identity management for applications.
Clerk
Clerk is a developer-friendly authentication platform with pre-built components, flexible APIs, and admin dashboards for complete user management.
Auth0
Auth0 is a flexible authentication and authorization platform that provides secure user login, single sign-on, and identity management for applications.
Clerk
Pre-built authentication components and user interfaces
20+ social login providers including Google and GitHub
Multi-factor authentication with SMS and authenticator apps
Password authentication with automatic breach detection
Organizations with roles and permissions for teams
Enterprise SSO with SAML and OAuth support
Session management and device tracking
Webhooks and API access for custom integrations
SOC 2 and HIPAA compliance
Free tier with 10,000 monthly active users
Auth0
Secure authentication for web and mobile apps
Social login with 30+ providers
Multi-factor authentication options
Single sign-on capabilities
Passwordless login methods
Custom branding for login pages
Attack protection and security monitoring
User profile management
Role-based access control
API security
Enterprise directory integration
Real-time security alerts
Detailed activity logs
Clerk
Clerk offers flexible pricing to support projects of all sizes. The free plan includes 10,000 monthly active users with all core features, pre-built components, and custom domain support. Users who sign up but never return are completely free.
The Pro plan charges just $0.02 per monthly active user after your first 10,000 free users. Pro includes removing Clerk branding, allowlist and blocklist features, and customizable session duration.
For advanced needs, add-ons cost $100 per month each. The Enhanced Authentication add-on provides multi-factor auth, device tracking, and enterprise SSO. The Enhanced Administration add-on includes user impersonation and audit logs.
Organizations start at $1 per monthly active organization after your first 100 free, with unlimited members per organization in Pro.
Enterprise plans offer custom pricing with 99.99% uptime guarantees, support SLAs, HIPAA compliance, dedicated Slack support, and onboarding assistance. Startup discounts are available through partners like Y Combinator and Stripe Atlas.
Auth0
Auth0 offers flexible pricing for different business needs with separate plans for consumer-facing applications and business software.
For B2C Applications (Business to Consumer), the Free plan supports up to 25,000 monthly active users with basic features. The Essentials plan costs $35 monthly for 500 users and includes multi-factor authentication and better limits. The Professional plan is $240 monthly for 1,000 users with advanced security features. Enterprise plans offer custom pricing with dedicated support and guaranteed uptime.
For B2B Applications (Business to Business), pricing starts higher. The Free plan includes the same 25,000 users. Essentials costs $150 monthly, Professional is $800 monthly, and Enterprise plans are available with custom pricing. All paid plans can be billed monthly or yearly, with yearly billing offering one month free.
