# Clerk vs ZITADEL: side-by-side comparison (2026)

[Clerk](https://cybersectools.com/tools/clerk) is a commercial [CIAM](https://cybersectools.com/categories/ciam) solution by [Clerk](https://cybersectools.com/companies/clerk). [ZITADEL](https://cybersectools.com/tools/zitadel) is a commercial [CIAM](https://cybersectools.com/categories/ciam) solution by [ZITADEL](https://cybersectools.com/companies/zitadel). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Clerk | ZITADEL |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | CIAM | CIAM |
| Verified | No | No |
| Deployment type | Cloud | Hybrid |
| Company size fit | Startup, SMB, Mid-Market | Startup, SMB, Mid-Market, Enterprise |
| Company | Clerk | ZITADEL |
| Headquarters | – | – |

### Use cases and capabilities

| | Clerk | ZITADEL |
|---|---|---|
| Authentication | Yes | Yes |
| SSO | Yes | Yes |
| MFA | Yes | Yes |
| Authorization | Yes | Yes |
| Multi Tenancy | Yes | Yes |
| RBAC | – | Yes |
| Open Source | – | Yes |
| Passwords | – | Yes |
| Single Sign On | – | Yes |
| REST API | – | Yes |

### Core features

**Clerk**

10 features listed. Sign in on the page to see them.

**ZITADEL**

10 features listed. Sign in on the page to see them.

### Integrations

**Clerk**

6 integrations listed. Sign in on the page to see them.

**ZITADEL**

3 integrations listed. Sign in on the page to see them.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Clerk](https://cybersectools.com/tools/clerk) fits if you want a cloud product.
- [ZITADEL](https://cybersectools.com/tools/zitadel) fits if you need both cloud and on-premises options and you are an enterprise.

## Clerk vs ZITADEL FAQ

Common questions when comparing Clerk vs ZITADEL for CIAM.

### What is the difference between Clerk and ZITADEL?

**Clerk**: Authentication and user management platform with pre-built UI components. Built by Clerk.

**ZITADEL**: Open-source, multi-tenant identity platform for authn, authz, and SSO. Built by ZITADEL.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes Clerk and ZITADEL?

**Clerk** is made by Clerk. **ZITADEL** is made by ZITADEL. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Clerk a good alternative to ZITADEL?

Often, yes. Clerk and ZITADEL are both CIAM products, and both cover Authentication, Authorization, SSO. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Clerk vs Descope CIAM Platform](https://cybersectools.com/compare/clerk-vs-descope-ciam-platform)
- [Clerk vs Tesseral](https://cybersectools.com/compare/clerk-vs-tesseral)
- [Clerk vs Hanko](https://cybersectools.com/compare/clerk-vs-hanko)
- [ZITADEL vs Descope CIAM Platform](https://cybersectools.com/compare/descope-ciam-platform-vs-zitadel)
- [ZITADEL vs Tesseral](https://cybersectools.com/compare/tesseral-vs-zitadel)
- [ZITADEL vs Hanko](https://cybersectools.com/compare/hanko-vs-zitadel)

## Alternatives to each

- [See all Clerk alternatives](https://cybersectools.com/alternatives/clerk)
- [See all ZITADEL alternatives](https://cybersectools.com/alternatives/zitadel)

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Source: https://cybersectools.com/compare/clerk-vs-zitadel

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/clerk.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Clerk and ZITADEL: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md