# Auth0 vs FusionAuth

**Leader by vioscaleAI score:** Auth0

| Attribute | Auth0 | FusionAuth |
|---|---|---|
| **vioscaleAI score** | 81.8 (72% (medium)) | 51.9 (71% (medium)) |
| content.faq | `[{"answer":"A platform providing identity authentication, authorization, and access management services for applications, supporting passwordless login, social authentication, enterprise SSO, multi-factor authentication, and fine-grained access control for users and AI agents. It is indexed under Auth & Identity Software.","source":"https://auth0.com/pricing","question":"What is Auth0?","confidence":0.6},{"answer":"Auth0 offers a free tier, so you can start without paying. Paid plans are also available: Free, Professional, Enterprise and Startup. Pricing changes often, so verify at source before relying on it.","source":"https://auth0.com/pricing","question":"Is Auth0 free?","confidence":0.6},{"answer":"Auth0 supports the web, macOS, iOS, Android and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://auth0.com/pricing","question":"What platforms does Auth0 support?","confidence":0.6},{"answer":"Yes. Auth0 can be deployed cloud / SaaS, hybrid and on-premise, so it does not have to run on the vendor's infrastructure.","source":"https://auth0.com/pricing","question":"Can Auth0 be self-hosted?","confidence":0.6},{"answer":"We have confirmed 20 integrations for Auth0, including Datadog, Splunk, AWS, Azure, Slack, Segment, Salesforce and Tealium, plus 12 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://auth0.com/pricing","question":"What does Auth0 integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2, ISO 27001, HIPAA and GDPR for Auth0. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Auth0 not holding them. Always confirm compliance directly before you rely on it.","source":"https://auth0.com/security","question":"What security certifications does Auth0 have?","confidence":0.7}]` | `[{"answer":"FusionAuth is an identity and access management solution providing comprehensive authentication capabilities including social login, passwordless authentication, multi-factor authentication, and single sign-on. It supports self-hosted, cloud, and hybrid deployment models with transparent, predictable pricing and full API-first integration. It is indexed under Auth & Identity Software.","source":"https://fusionauth.io/pricing","question":"What is FusionAuth?","confidence":0.6},{"answer":"FusionAuth offers a free tier, so you can start without paying. Paid plans start at $162 per month. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://fusionauth.io/pricing","question":"Is FusionAuth free?","confidence":0.6},{"answer":"We have confirmed browser-based access to FusionAuth. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://fusionauth.io/pricing","question":"What platforms does FusionAuth support?","confidence":0.6},{"answer":"Yes. FusionAuth can be deployed cloud / SaaS, on-premise, air-gapped and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://fusionauth.io/pricing","question":"Can FusionAuth be self-hosted?","confidence":0.6},{"answer":"We have confirmed 7 integrations for FusionAuth, including Google, Facebook, LDAP, Legacy database systems, Kafka, Custom APIs and Webhooks. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://fusionauth.io/pricing","question":"What does FusionAuth integrate with?","confidence":0.6},{"answer":"We have independently confirmed HIPAA and GDPR for FusionAuth. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as FusionAuth not holding them. Always confirm compliance directly before you rely on it.","source":"https://fusionauth.io/pricing","question":"What security certifications does FusionAuth have?","confidence":0.6},{"answer":"FusionAuth is available worldwide. Its primary market is the United States.","source":"https://fusionauth.io/pricing","question":"Where is FusionAuth available?","confidence":0.5}]` |
| deployment.options | `{"cloud":true,"hybrid":true,"on_prem":true,"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | Auth0 provides authentication, authorization, and identity management services for applications. It supports multiple authentication methods, including passwordless login, social connections, and enterprise federation, with built-in security features like fraud detection and compliance controls. | Provides authentication and authorization infrastructure that developers can deploy and integrate with their applications, supporting standard protocols like OAuth 2.0 and OpenID Connect. |
| features.capabilities | `{"mfa":true,"oidc":true,"rbac":true,"hosting":"cloud","saml_sso":true,"hosted_ui":"both","open_source":false,"passwordless":true,"social_login":true,"b2b_multi_tenant":true,"passkeys_webauthn":true,"scim_provisioning":true}` | `{"mfa":true,"oidc":true,"rbac":true,"hosting":"both","saml_sso":true,"hosted_ui":"both","open_source":true,"passwordless":true,"social_login":true,"b2b_multi_tenant":true,"passkeys_webauthn":true,"scim_provisioning":true}` |
| integrations.count | 4 | 4 |
| integrations.list | `[{"name":"Datadog"},{"name":"Splunk"},{"name":"AWS"},{"name":"Azure"},{"name":"Slack"},{"name":"Segment"},{"name":"Salesforce"},{"name":"Tealium"},{"name":"Web3Auth"},{"name":"Spruce ID"},{"name":"Unstoppable Domains"},{"name":"Dock.io"},{"name":"Ethereum Name Service"},{"name":"NFT services"},{"name":"Okta","category":"identity"},{"name":"DataGuard","category":"privacy"},{"name":"OneTrust","category":"privacy"},{"name":"login.xyz","category":"web3"},{"name":"Ethereum Name System","category":"web3"},{"name":"MCP (Model Context Protocol)","native":true,"category":"ai","direction":"bidirectional"}]` | `[{"name":"Google"},{"name":"Facebook"},{"name":"LDAP"},{"name":"Legacy database systems"},{"name":"Kafka"},{"name":"Custom APIs"},{"name":"Webhooks"}]` |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true}` |
| pricing | `{"type":"subscription","plans":[{"free":true,"name":"Free","features":["Passwordless Authentication","Unlimited Social Connections","1 Enterprise Connection","Self-Service SSO","Pro Multi-Factor Authentication","Role-based Access Control Per Organization"],"description":"Up to 25,000 monthly active users with core features","contactSales":false,"includedLimits":{"monthly_active_users":"25,000"}},{"free":false,"name":"Professional","description":"Customizable monthly active users from 1,000 to 100,000 or more","contactSales":false},{"free":false,"name":"Enterprise","features":["Enterprise Multi-Factor Authentication","Custom User & SSO Tiers","Enterprise Administration & Support","99.99% SLA","Enterprise add-ons"],"description":"Custom user and SSO tiers for enterprises requiring scale and dedicated support","contactSales":true},{"free":true,"name":"Startup","features":["Enterprise Identity Providers","Pro MFA & Password Protection","SSO for Auth0 Dashboard","$5,000 AWS credits"],"description":"Free for one year with 100,000 monthly active users and advanced features","contactSales":false,"includedLimits":{"aws_credits":"5000","monthly_active_users":"100,000"}}],"summary":"Free tier for up to 25,000 MAU; Professional plans customizable from 1,000+ MAU; Enterprise plans with 99.99% SLA; Free Startup program for one year","freeTier":true,"sourceUrl":"https://auth0.com/pricing","retrievedAt":"2026-09-07T16:08:01.808Z","freeTrialDays":22}` | `{"type":"hybrid","plans":[{"free":true,"name":"Community","summary":"Free","features":["Core authentication standards and features","Community support via forums, Slack, and GitHub","Self-hosted deployment"],"description":"Free, unlimited self-hosted deployment with core authentication features","contactSales":false},{"free":false,"name":"Starter","summary":"$162/month billed annually","features":["Premium authentication features","Breached Password Detection","Machine-to-Machine authentication","Advanced MFA","Application theming","Basic hosting"],"commitment":"annual","components":[{"kind":"fixed","amount":162,"period":"month","currency":"USD"}],"description":"Hosted plan adding premium features including advanced MFA and application theming","contactSales":false},{"free":false,"name":"Essentials","features":["Advanced connectivity, MFA, and security features","Custom OAuth scopes","Email support (24-48 hour response time)","Business hosting"],"description":"Advanced features for business applications with email support and engineering assistance","contactSales":false},{"free":false,"name":"Enterprise","features":["Advanced threat detection","SSO Tenant Manager","24/7 phone and email support","Private Slack channel","Solution architect guidance","Advanced governance","High availability hosting"],"description":"Custom deployment for critical applications with advanced security and round-the-clock support","contactSales":true}],"summary":"From $162/month billed annually. Free tier available for self-hosting.","currency":"USD","freeTier":true,"sourceUrl":"https://fusionauth.io/pricing","retrievedAt":"2026-09-03T22:53:29.374Z","startingPrice":{"amount":162,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | freemium |
| pricing.price_level | low | high |
| pricing.starting_price | - | `{"amount":162,"currency":"USD"}` |
| pricing.transparent | no | yes |
| reliability.sla_pct | 99.99 | 99.99 |
| reliability.status_page | yes | yes |
| security.certifications | `[{"name":"HIPAA BAA","status":"active"},{"name":"PCI Compliance","status":"active"}]` | `[{"name":"HIPAA BAA","status":"active"},{"name":"FIPS Compliance","status":"active"}]` |
| security.disclosure_policy | yes | yes |
| security.fedramp | yes | - |
| security.gdpr | yes | yes |
| security.hipaa | yes | yes |
| security.iso27001 | yes | - |
| security.pci | yes | - |
| security.soc2 | yes | - |
| security.trust_center | https://auth0.com/security | - |

## Capabilities (Auth & Identity Software)

| Capability | Auth0 | FusionAuth |
|---|:--:|:--:|
| **Deployment** |  |  |
| Hosting | Cloud only | Cloud + self-hosted |
| **Methods** |  |  |
| Social login | ✓ | ✓ |
| Passwordless | ✓ | ✓ |
| Passkeys / WebAuthn | ✓ | ✓ |
| Multi-factor auth | ✓ | ✓ |
| **Enterprise** |  |  |
| SAML SSO | ✓ | ✓ |
| SCIM provisioning | ✓ | ✓ |
| B2B / multi-tenancy | ✓ | ✓ |
| **Standards** |  |  |
| OpenID Connect provider | ✓ | ✓ |
| **Delivery** |  |  |
| Hosted UI | Both | Both |
| **Access** |  |  |
| RBAC | ✓ | ✓ |
| **Licensing** |  |  |
| Self-hostable OSS core | ✗ | ✓ |

*Source: vioscaleAI. Generated 2026-10-16T14:53:11.235Z. "-" = undocumented, not absent.*