vioscaleAI
Comparison

Ory Kratos vs Zitadel

On the evidence we track, Ory Kratos leads this comparison with a composite score of 73/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Ory Kratos full profile →Zitadel full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
★Ory Kratos73
Zitadel56
Score
vioscaleAI score
Ory Kratos73 / 100medium · 69%
Zitadel56 / 100low · 43%
Pricing
Free tier
Ory Kratos✓
Zitadel✓
Model
Ory Kratosfreemium
Zitadelfreemium
Price level
Ory Kratoslow
Zitadelhigh
Starting price
Ory Kratos$0.00
Zitadel$100
Transparent
Ory Kratos✗
Zitadel✓
Integrations
Count
Ory Kratos10
Zitadel3
Security
Certifications
Disclosure policy
Ory Kratos✓
Zitadel✓
Gdpr
Ory Kratos✓
Zitadel✓
Iso27001
Ory Kratos✓
Zitadel–
Pci
Ory Kratos✓
Zitadel–
Soc2
Ory Kratos✓
Zitadel–
Trust center
Ory Kratoshttps://www.ory.com/compliance
Zitadel–
Vulnerabilities
Reliability
Sla pct
Ory Kratos99.99
Zitadel99.5
Status page
Ory Kratos✓
Zitadel✓
Adoption
Dependent repos
Ory Kratos–
Zitadel0
Github stars
Ory Kratos–
Zitadel15,201
Activity
Commits last 30d
Ory Kratos–
Zitadel32
Release
Cadence days
Ory Kratos–
Zitadel3
History
Ory Kratos–
Zitadel20 items
License
Spdx
Ory Kratos–
ZitadelAGPL-3.0
Language
Primary
Ory Kratos–
ZitadelGo
Market
Availability
Content
Faq
Ory Kratos–
Zitadel8 items

Features

The capabilities each product documents. These tools do not share a category taxonomy, so this aligns what each vendor states rather than a normalised feature set.

Declared feature comparison
FeatureOry KratosZitadel
B2b multi tenant-✓
Hosted ui-both
Hosting-both
Mfa-✓
Oidc-✓
Open source-✓
Passkeys webauthn-✓
Passwordless-✓
Rbac-✓
Saml sso-✓
Scim provisioning-✓
Social login-✓

What each one is

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

Ory Kratos

Leader

A flexible, deployable identity and user management solution that operates through APIs and can run cloud-native, self-hosted, or fully managed. Provides authentication, authorization, and compliance-ready infrastructure.

Independently observed

Zitadel

Zitadel is an identity and access management platform that provides API-first authentication, authorization, and user management. It supports multiple deployment models (cloud and self-hosted), comprehensive authentication methods including passwordless and passkeys, and is designed for B2B multi-tenant 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.

Ory Kratos

Leader
from $0.00/Permission CheckHybridFree tier

Free tier for testing. Usage-based production and enterprise tiers with lower rates at higher volumes.

  • FreeFree
  • Production$0.14 per aDAU + $0.01 per M2M Token + $0.00 per Permission Check
  • EnterpriseContact sales
as of verify ↗

Zitadel

from $100/moHybridFree tier

Free plan, Pro from $100/month, Enterprise custom pricing

  • FreeFree
    • All security features
    • Data Residency: EU, US, Switzerland, Australia
    • Store unlimited Users
    • Unlimited Organizations
    • 100 Daily Active Users
    • +3 more
  • Pro$100/month
    • Everything in Free
    • 25,000 Daily Active Users per month included
    • 3 identity providers included
    • Custom domain included
    • 99.5% uptime guarantee
    • +1 more
  • EnterpriseContact sales
    • Cloud or own infrastructure
    • Unlimited Daily Active Users
    • Custom Support SLA
    • Technical Account Manager
    • Volume discounts
    • +4 more
as of verify ↗

Platform & deployment

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

Platforms
Web
Ory Kratos✓
Zitadel✓
iOS
Ory Kratos✓
Zitadel✗
Android
Ory Kratos✓
Zitadel✗
Deployment
Cloud / SaaS
Ory Kratos✓
Zitadel✓
Self-hosted
Ory Kratos✓
Zitadel✓
On-premise
Ory Kratos✓
Zitadel✗
Air-gapped
Ory Kratos✓
Zitadel✗

Integrations

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

In common (1)
  • OpenID Connect

Ory Kratos

Leader
11 total - 10 not shared
  • Microsoft Entra ID
  • Google Workspace
  • Didomi
  • OneTrust
  • Osano
  • PostHog
  • OAuth 2.0
  • SAML
  • SCIM
  • Okta
Independently observed

Zitadel

12 total - 11 not shared
  • Google
  • Microsoft
  • GitHub
  • LDAP
  • SAML 2.0
  • SCIM 2.0
  • gRPC
  • connectRPC
  • REST API
  • Webhooks
  • Actions
Independently observed
Still deciding?

Ory Kratos or Zitadel: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

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