Comparison

Better Auth vs Zitadel

On the evidence we track, Better Auth leads this comparison with a composite score of 72/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Better Auth72
Zitadel65
Score
Vioscale score
Better Auth72 / 100low · 37%
Zitadel65 / 100low · 46%
Pricing
Free tier
Better Auth
Zitadel
Model
Better Authcommercial
Zitadelfreemium
Price level
Better Authmid
Zitadelhigh
Transparent
Better Auth
Zitadel
Integrations
Count
Better Auth21
Zitadel12
Reliability
Sla pct
Better Auth
Zitadel99.99
Status page
Better Auth
Zitadel
Adoption
Dependent repos
Better Auth210
Zitadel0
Github stars
Better Auth29,704
Zitadel14,862
Package downloads weekly
Better Auth7,379,198
Zitadel
Activity
Commits last 30d
Better Auth100
Zitadel42
Release
Cadence days
Better Auth
Zitadel5
History
Better Auth20 items
Zitadel20 items
License
Spdx
Better AuthMIT
ZitadelAGPL-3.0
Language
Primary
Better AuthTypeScript
ZitadelGo

Capabilities

Feature-by-feature on the axes that matter for auth & identity software. “-” means undocumented, not absent.

Deployment
Hosting
Better AuthCloud + self-hosted
ZitadelCloud + self-hosted
Methods
Social login
Better Auth
Zitadel
Passwordless
Better Auth
Zitadel
Passkeys / WebAuthn
Better Auth
Zitadel
Multi-factor auth
Better Auth
Zitadel
Enterprise
SAML SSO
Better Auth
Zitadel
SCIM provisioning
Better Auth
Zitadel
B2B / multi-tenancy
Better Auth
Zitadel
Standards
OpenID Connect provider
Better Auth
Zitadel
Delivery
Hosted UI
Better AuthHeadless
ZitadelBoth
Access
RBAC
Better Auth
Zitadel
Licensing
Self-hostable OSS core
Better Auth
Zitadel

What each one is

The product in its own terms, so the numbers below have context.

Better Auth

Leader

Better Auth is an open-source framework for building authentication directly into TypeScript applications using code-based configuration. It provides 50+ authentication methods and integrates with 20+ JavaScript frameworks, supporting features like social login, passkeys, multi-factor authentication, and enterprise capabilities such as SAML and SCIM. Optional managed infrastructure adds audit logging, security monitoring, and user management dashboards.

Independently observed

Zitadel

A multi-tenant, API-first identity and access management platform offering single sign-on, multi-factor authentication, passkeys, and complete audit trails. Available as a managed cloud service or self-hosted deployment, designed for developers building secure SaaS and B2B applications.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Better Auth

Leader
from $20/moHybridFree tier

Free tier available. Pro from $20/month. Enterprise custom pricing.

  • StarterFree
    • User management
    • Audit log
    • Security detection
    • Abuse protection
    • Email templates
    • +1 more
  • Pro$20/month base, plus per-usage overages
    • Unlimited seats
    • User management
    • Audit log with overage
    • Security detection with overage
    • Transactional Email & SMS
    • +5 more
  • EnterpriseContact sales
    • Custom usage and retention
    • Custom domain for Dashboard
    • Log drain
    • Dashboard RBAC
    • Custom MSA and DPA
    • +2 more
as of verify ↗

Zitadel

from $100/moHybridFree tier

Free tier available. Pro plan from $100/month with 25,000 DAU included. Usage-based overage pricing for additional capacity.

  • FreeFree
    • 100 daily active users
    • 3 external identity providers
    • 5,000 management API requests
    • Community support
    • 1 management instance
  • Pro$100/month including 25,000 DAU and 500,000 API requests; overage pricing available
    • 25,000 daily active users
    • 500,000 management API requests
    • 3 external identity providers
    • Multifactor authentication
    • Passkeys/WebAuthn
    • +5 more
  • EnterpriseContact sales
    • Custom scaling
    • Custom compliance
    • Custom security questionnaires
    • Custom contract and MSA
    • Up to 99.99% availability SLA
    • +1 more
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Better Auth
Zitadel
Deployment
Cloud / SaaS
Better Auth
Zitadel
Self-hosted
Better Auth
Zitadel
Hybrid
Better Auth
Zitadel

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (2)
  • Google
  • GitHub

Better Auth

Leader
21 total - 19 not shared
  • Next.js
  • Nuxt
  • SvelteKit
  • Astro
  • Hono
  • Apple
  • Discord
  • Passkey Authentication
  • Magic Link Authentication
  • Email OTP Authentication
  • Two Factor Authentication
  • Username Authentication
  • One Tap Authentication
  • Phone Number Authentication
  • Anonymous Authentication
  • Bearer Authentication
  • Generic OAuth
  • One Time Token Authentication
  • SIWE Authentication
Independently observed

Zitadel

12 total - 10 not shared
  • Microsoft
  • LDAP
  • SAML 2.0
  • SCIM 2.0
  • OpenID Connect
  • gRPC
  • connectRPC
  • REST API
  • Webhooks
  • Actions
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.