cidaas
8.1#6 in passkey authentication softwareFree planFree planAndroidiOSWebAPI
Visitcidaas vs FusionAuth
FusionAuth
8.3#1 in authentication softwareFrom $162 a monthFree planAndroidiOSWebAPI
VisitWhat both publish
| Fact | cidaas | FusionAuth |
|---|---|---|
| Authentication | The platform lists single sign-on, passwordless authentication, multifactor authentication, access management, and consent management among its features. | It supports username/password login, identity providers, passkeys, and one-time passwords. |
| Authorization | The product supports role and group access control plus policy-driven authorization for human, machine and agent identities. | FusionAuth provides role-based access control and fine-grained authorization capabilities. |
| Headquarters | Wimsheim, Germany | United States |
| Integrations | cidaas documents OAuth2/OIDC, SAML 2.0, SCIM provisioning, CRM and reporting connections, and Shopware, WordPress and TYPO3 plugins. | Identity-provider integrations include Apple, Facebook, Google, Twitter and arbitrary OIDC or SAML v2 providers, with connectors, plugins and monitoring integrations also available. |
| Notable news | Gartner Peer Insights records a cidaas review dated January 8, 2026 praising Widas's sales engagement, responsiveness and contract process. | FusionAuth announced a dedicated UK team on October 5, 2026 and reported European regional growth of 72 percent over two years. |
| Rating on Capterra | 4.9 out of 5 from 10 reviews. | 4.8 out of 5 from 30 reviews. |
| Rating on G2 | 4.3 out of 5 from 3 reviews; G2 says the sample is too small for buying insight. | 4.5 out of 5 from 140 reviews. |
| Rating on TrustRadius | 0 out of 10 from 0 reviews and ratings. | 8 out of 10 from 2 reviews. |
| SDKs | Official integration material links JavaScript, iOS and Android SDKs; the Android SDK is distributed through JitPack. | Open-source client libraries cover all public REST endpoints and are available for Angular, Go, Java, .NET, PHP, Python, React, Ruby, TypeScript, Vue, Kotlin Android and Swift iOS. |
cidaas plans
- FreeFree
- FREE (Workforce IAM)Free
- FREE (Customer IAM)Free
- STANDARD (Customer IAM)€1.40 a month
- PRO (Customer IAM)€3 a month
- OPA Plan (cidaas Authorization)€50 a month
FusionAuth plans
- CommunityFree
- Starter$162 a month
- Enterprise$2,970 a month
- Essentials$2,970 a month
Pick cidaas if…
cidaas suits teams building customer-facing applications that need authentication, authorization, and user management, as well as organizations managing access for employees, contractors, or partners. Its identity verification and policy-based authorization offerings may suit teams with those specific requirements.
Pick FusionAuth if…
FusionAuth suits teams managing end-user identity that want deployment choices from self-hosting to managed cloud. It is not positioned as a desktop integration or Active Directory replacement.