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Zitadel vs Logto: catalog facts
Zitadel	Logto
Freemium Open source for self-hosting, with a hosted service that has a free starting plan and paid…	Freemium Open source to self-host; the cloud service is free up to 50K monthly active users, then…
Web, Self-hosted	Web, Self-hosted
Self-hostable, with deployment documentation Built-in MFA, passwordless and social login	Supports OIDC, OAuth 2.1 and SAML Multi-tenancy, enterprise SSO and RBAC built in
Aimed at developers integrating identity into applications Running it yourself means operating an identity service	Aimed at developers integrating auth into apps Cloud usage beyond the free tier is billed
Self-hosted, Hosted service	Self-hosted, Hosted service
Open source	Open source
License not stated	License: MPL-2.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.