# AirID GmbH vs ZITADEL: side-by-side comparison (2026)

[AirID GmbH](https://cybersectools.com/tools/airid-gmbh) is a commercial [MFA & passwordless](https://cybersectools.com/categories/user-authentication) solution by [AirID GmbH](https://cybersectools.com/companies/airid-gmbh). [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.

Need the answer fast? [Best MFA and Passwordless Solutions for Business](https://cybersectools.com/shortlists/best-mfa-passwordless-solutions) picks Okta Adaptive MFA, Duo Security Cisco Duo Passwordless, Beyond Identity Phishing-Resistant MFA and 4 more.

## Side-by-side comparison

| | AirID GmbH | ZITADEL |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | MFA & Passwordless | CIAM |
| Verified | No | No |
| Deployment type | Hybrid | Hybrid |
| Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| Company | AirID GmbH | ZITADEL |
| Headquarters | – | – |

### Use cases and capabilities

| | AirID GmbH | ZITADEL |
|---|---|---|
| Authentication | Yes | Yes |
| MFA | Yes | Yes |
| Hardware Security | Yes | – |
| Bluetooth | Yes | – |
| Encryption | Yes | – |
| Quantum Safe | Yes | – |
| Physical Security | Yes | – |
| USB Security | Yes | – |
| SSO | Yes | Yes |
| Authorization | – | Yes |
| RBAC | – | Yes |
| Multi Tenancy | – | Yes |
| Open Source | – | Yes |
| Passwords | – | Yes |
| Single Sign On | – | Yes |
| REST API | – | Yes |

### Core features

**AirID GmbH**

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

**ZITADEL**

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

### Integrations

**AirID GmbH**

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.

- [ZITADEL](https://cybersectools.com/tools/zitadel) fits if you are a startup.

## AirID GmbH vs ZITADEL FAQ

Common questions when comparing AirID GmbH vs ZITADEL for MFA & passwordless.

### What is the difference between AirID GmbH and ZITADEL?

**AirID GmbH**: Identity security platform linking existing smartcard identities to modern devices, built by AirID GmbH.

**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 AirID GmbH and ZITADEL?

**AirID GmbH** is made by AirID GmbH. **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 AirID GmbH a good alternative to ZITADEL?

In part. AirID GmbH and ZITADEL are not in the same category on CybersecTools. Both cover Authentication, SSO, MFA. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [AirID GmbH vs digitronic SmartLogon™](https://cybersectools.com/compare/airid-gmbh-vs-digitronic-smartlogontm)
- [AirID GmbH vs Fortytwo Labs I-AM Passwordless Authentication](https://cybersectools.com/compare/airid-gmbh-vs-fortytwo-labs-i-am-passwordless-authentication)
- [AirID GmbH vs Hideez](https://cybersectools.com/compare/airid-gmbh-vs-hideez)
- [ZITADEL vs digitronic SmartLogon™](https://cybersectools.com/compare/digitronic-smartlogontm-vs-zitadel)
- [ZITADEL vs Fortytwo Labs I-AM Passwordless Authentication](https://cybersectools.com/compare/fortytwo-labs-i-am-passwordless-authentication-vs-zitadel)
- [ZITADEL vs Hideez](https://cybersectools.com/compare/hideez-vs-zitadel)

## Alternatives to each

- [See all AirID GmbH alternatives](https://cybersectools.com/alternatives/airid-gmbh)
- [See all ZITADEL alternatives](https://cybersectools.com/alternatives/zitadel)

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Source: https://cybersectools.com/compare/airid-gmbh-vs-zitadel

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

More on AirID GmbH 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