Stack Auth vs SuperTokens: Features, Pricing and User Reviews 2026
Compare features, pricing, reviews, and more to make an informed decision
Stack Auth
Stack Auth is an open-source authentication platform that handles login, signup, and user management for developers in minutes.
SuperTokens
SuperTokens is an open-source authentication solution offering secure login, session management, and user authentication for modern web and mobile applications.
Stack Auth
Stack Auth is an open-source authentication platform that handles login, signup, and user management for developers in minutes.
SuperTokens
SuperTokens is an open-source authentication solution offering secure login, session management, and user authentication for modern web and mobile applications.
Stack Auth
Password, OAuth, and magic link authentication
Two-factor authentication and passkeys
Team and organization management
Role-based permissions and access control
Pre-built React components and UI
User impersonation for support
Webhooks and real-time notifications
Custom email templates
REST API for integrations
Open-source and self-hostable
Next.js, React, JavaScript support
Admin dashboard for user management
SuperTokens
Email, social, and passwordless login options
Self-hosted or managed cloud deployment
Session management with automatic token refresh
User management dashboard included
Works with any programming language
Social login for Google, Facebook, GitHub, Apple
Multi-factor authentication add-on available
Role-based access control
Open-source with active community
Free for unlimited users when self-hosted
Stack Auth
Stack Auth offers transparent pricing that scales with your needs. The Free plan is perfect for individuals and small projects, supporting up to 10,000 users with unlimited projects and teams. You get one dashboard administrator and access to all core authentication features.
The Team plan costs $49 per month and increases your user limit to 50,000 users. It includes three dashboard administrators, with additional admins available at $49 each. This plan is ideal for early startups and small teams building their products.
The Growth plan at $299 per month removes all user limits entirely. You get unlimited users, projects, and teams, along with five dashboard administrators included. Additional admins cost $49 each. This plan is designed for growing businesses that need to scale without worrying about user count restrictions.
All plans include the same core features, with the main differences being user limits and admin accounts.
SuperTokens
SuperTokens offers flexible pricing that works for projects of any size. The core features are completely free when you self-host the service, with no limits on the number of users. This makes it perfect for developers who want full control without ongoing costs.
For those who prefer a managed solution, SuperTokens provides a cloud service that is free for up to 5,000 monthly active users. After that, you pay only $0.02 per monthly active user, making costs predictable as you grow.
Additional features are available as add-ons. Multi-factor authentication costs $0.01 per monthly active user with a $100 monthly minimum. Dashboard users are $20 per user per month, with three free users included. Account linking is available at $0.005 per monthly active user with a $100 monthly minimum. Enterprise features like multi-tenancy, machine-to-machine authentication, and custom support packages are available through custom pricing.
