Audyense
Auth0
IT & Security · auth0.com
Overview
Auth0 is a cloud identity and access management platform, now an Okta product, that handles authentication and authorization for web, mobile, and API workloads so teams do not build login infrastructure themselves. It covers universal login, social and enterprise identity provider connections, multi-factor authentication, passwordless, role-based access control, SCIM provisioning, and machine-to-machine tokens, with SDKs across a wide range of languages and frameworks. Auth0 publishes separate self-serve plan ladders for B2C and B2B use cases, both priced on monthly active users and both starting from the same free tier.
The problem Auth0 solves
Building authentication in-house means owning password storage, MFA, session handling, social and enterprise SSO connections, and the ongoing security burden of all of it. Auth0 replaces that with a hosted identity service covering OIDC and SAML, social and enterprise identity providers, passwordless and MFA, RBAC, and SCIM provisioning, with SDKs across major languages and audit log streaming to tools like Datadog and Splunk. The trade-off buyers repeatedly flag in reviews is economic rather than technical: pricing is tied to monthly active users, and cost rises sharply once an application grows beyond the 25,000 MAU free tier.
Decision context
Use these points to test whether the product fits your operation, not just whether it has a long feature list.
- Published starting price: Free. Confirm user, usage, and feature limits for the plan you would actually buy.
- Deployment: cloud. Check security, data-residency, and access requirements for every team that will use it.
- Verified integrations include Datadog, Splunk, Sumo Logic, Amazon EventBridge, Azure Event Grid, Elastic. Validate sync direction and plan limits for the connections that matter.
- This record was last checked on 7/31/2026; pricing and features can change.
How to evaluate Auth0
A listing helps create a shortlist; a trial with the team’s real workflow decides whether the tool fits. Use this reading with the structured facts and confirm changes with the vendor.
Workflow fit
The record describes it as a fit for Product engineering teams that need standards-based login (OIDC, SAML, social, passwordless) shipped in days rather than built in-house, B2B SaaS companies that need per-tenant organizations, enterprise SSO connections, and SCIM provisioning to close larger customers, Regulated or security-conscious buyers who need an identity provider with FedRAMP, PCI DSS, HIPAA, and ISO 27001 coverage. Check that this context matches the volume, roles, and processes your team needs it to support.
Pilot questions
- Can Auth0 complete the critical workflow without manual work outside the product?
- Do the recorded connections (Datadog, Splunk, Sumo Logic, Amazon EventBridge) support the sync direction, permissions, and volume we need?
- What user, usage, storage, support, or security limits appear after the headline starting price?
Evidence and freshness
This record was checked on 7/31/2026. That date tells you when the record was reviewed, not that the vendor has left its terms unchanged since then.
Best for
- Product engineering teams that need standards-based login (OIDC, SAML, social, passwordless) shipped in days rather than built in-house
- B2B SaaS companies that need per-tenant organizations, enterprise SSO connections, and SCIM provisioning to close larger customers
- Regulated or security-conscious buyers who need an identity provider with FedRAMP, PCI DSS, HIPAA, and ISO 27001 coverage
Not a fit if
- High-volume consumer apps on thin margins, where MAU-based pricing past the free tier becomes the dominant cost line
- Teams that require a fully self-hosted or on-premises identity server they operate themselves
Why it’s listed
- One of the most widely adopted developer-facing identity platforms, with published self-serve pricing for both B2C and B2B application patterns.
- Backed by an unusually deep compliance posture through Okta's trust program, including SOC 2, ISO 27001/27017/27018, PCI DSS v4.0, HIPAA, and FedRAMP High.
- Genuinely usable free tier at 25,000 monthly active users, which makes it a common default for early-stage teams evaluating build-vs-buy on auth.
Pricing
Free
FreeShared entry tier for both the B2C and B2B ladders, with a genuinely usable monthly active user allowance.
- Up to 25,000 monthly active users
- Unlimited social connections and passwordless authentication
- 5 organizations and 1 enterprise connection
- Self-service SSO and SCIM
- Basic attack protection and brand customization
- 1 custom domain, community support
B2C Essentials
$35 per month (from 500 MAU; scales with MAU tier)Entry paid consumer-app tier adding pro MFA, RBAC, and audit log streaming.
- Everything in Free with higher limits
- Pro multi-factor authentication
- Role-based access control per organization
- 10 organizations
- Audit log streaming to Datadog, Splunk, AWS, Azure and similar
- Separate production and development environments, standard support
B2C Professional
$240 per month (from 500 MAU; scales with MAU tier)Consumer tier for teams needing existing user databases and stronger attack protection.
- Everything in B2C Essentials
- Enhanced attack protection
- Use your existing user database for logins
- Enterprise multi-factor authentication included
- Security Center
B2B Essentials
$150 per month (from 500 MAU; scales with MAU tier)Entry paid tier for multi-tenant SaaS, with unlimited organizations and enterprise SSO connections.
- Unlimited organizations
- 3 enterprise SSO connections
- Pro multi-factor authentication
- Role-based access control per organization
- Audit log streaming
- Standard support
B2B Professional
$800 per month (from 500 MAU; scales with MAU tier)Multi-tenant SaaS tier adding custom token exchange and enterprise MFA at no extra charge.
- Everything in B2B Essentials
- Enhanced attack protection
- Custom database connections
- Enterprise multi-factor authentication included
- Custom token exchange
- Security Center
Enterprise
FreeNegotiated tier for custom user and SSO volumes with contractual uptime guarantees.
- Custom user and enterprise SSO tiers
- 99.99% uptime SLA
- Enterprise rate limits
- Advanced administration
- Private Cloud deployment on AWS or Azure available
Features
Integrations
Security & compliance
Pros & cons
Pros
- Very broad SDK and framework coverage, with quickstarts that get a working login flow running quickly
- Social, enterprise, and passwordless connections plus MFA are available out of the box rather than as bespoke integration work
- Strong published compliance and certification coverage, which shortens security review for enterprise deals
- Operates at large scale with a 99.99% SLA on enterprise plans and extensive audit log streaming to observability tools
Cons
- Cost is the single most common complaint in reviews: MAU-based pricing escalates steeply once an app grows past the free tier
- Capabilities that teams treat as baseline, such as enterprise MFA and additional enterprise SSO connections, sit behind higher tiers or paid add-ons
- Advanced customization through Actions, custom database connections, and tenant configuration has a real learning curve
- No self-hosted deployment path; Private Cloud is a dedicated but still vendor-operated environment on enterprise terms
What we found
Auth0 holds roughly 4.3 out of 5 on G2 across about 271 reviews, its largest published review base, and about 4.7 out of 5 across roughly 135 reviews on Capterra. Reviewers on both platforms consistently praise the breadth of SDKs and the speed of getting standards-based login working, while the most repeated criticism on G2 is that cost climbs sharply once usage moves past the free tier.
Ratings and review counts come from public review platforms. We link to the original source and keep the underlying review text out of this profile.
User reviews
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