FusionAuth vs ZITADEL: side-by-side comparison (2026)
FusionAuth is a commercial CIAM solution by FusionAuth. ZITADEL is a commercial CIAM solution by ZITADEL. Features, integrations, deployment and the company behind each one, side by side.
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Side-by-side comparison
Feature
FusionAuth
ZITADEL
Pricing model
Commercial
Commercial
Category
CIAM
CIAM
Deployment and fit
Deployment type
Hybrid
Hybrid
Company size fit
Startup, SMB, Mid-Market, Enterprise
Startup, SMB, Mid-Market, Enterprise
Company
Company
FusionAuth
ZITADEL
Use cases and capabilities
Authentication
Yes
Yes
Authorization
Yes
Yes
MFA
Yes
Yes
Password Management
Yes
No
Data Breach
Yes
No
SSO
Yes
Yes
Agentic AI Security
Yes
No
RBAC
No
Yes
Multi Tenancy
No
Yes
Open Source
No
Yes
Passwords
No
Yes
Single Sign On
No
Yes
REST API
No
Yes
Core features
10 features listed
10 features listed
Integrations
No integrations listed
3 integrations listed
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