UserLock vs ZITADEL: side-by-side comparison (2026)
UserLock is a commercial MFA & passwordless solution by IS Decisions. ZITADEL is a commercial CIAM solution by ZITADEL. Features, integrations, deployment and the company behind each one, side by side.
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IAM solution for Active Directory with MFA, SSO, and context-based access controls.
Open-source, multi-tenant identity platform for authn, authz, and SSO.
Side-by-side comparison
Feature
UserLock
ZITADEL
Pricing model
Commercial
Commercial
Category
MFA & Passwordless
CIAM
Deployment and fit
Deployment type
Hybrid
Hybrid
Company size fit
SMB, Mid-Market, Enterprise
Startup, SMB, Mid-Market, Enterprise
Company
Company
IS Decisions
ZITADEL
Use cases and capabilities
Active Directory
Yes
No
MFA
Yes
Yes
Single Sign On
Yes
Yes
Authentication
Yes
Yes
Multi Tenancy
Yes
Yes
Authorization
No
Yes
SSO
No
Yes
RBAC
No
Yes
Open Source
No
Yes
Passwords
No
Yes
REST API
No
Yes
Core features
No features listed
10 features listed
Integrations
6 integrations listed
3 integrations listed
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