Technology · head to head
Auth0 vs Statsig
Statsig
Product Management
Unified platform for feature flags, A/B testing, and product analytics
- From
- Free
- Rated
- -
The short version
- Each has a real cost: Auth0 free tier limited to 25,000 monthly active users, requiring upgrade for growth beyond that; Statsig pro plan is limited to a single project, requiring Enterprise for multi-project support.
- They diverge on capability: Auth0 covers Universal login, Statsig covers Feature Flags.
Where they differ
Only the attributes on which Auth0 and Statsig actually diverge.
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Auth0
- Universal login
- Social login
- Multi-factor authentication
- Passwordless
- User management
- Anomaly detection
- Extensibility
- Machine to machine
Only in Statsig
- Feature Flags
- Experimentation
- Product Analytics
- Session Replay
- Web Analytics
- Warehouse-Native Deployment
- Role-Based Access & SSO
What people use each for
The jobs each tool is most often brought in to do.
Auth0
- B2C authenticationnot Statsig
- B2B authenticationnot Statsig
- B2E authenticationnot Statsig
- API securitynot Statsig
- Mobile app securitynot Statsig
Statsig
- Rolling out features gradually with kill switchesnot Auth0
- Running A/B tests with statistical rigornot Auth0
- Tracing metric regressions to specific releasesnot Auth0
- Consolidating analytics and experimentation toolingnot Auth0
- Warehouse-native experimentation for data teamsnot Auth0
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Auth0
- Free tier limited to 25,000 monthly active users, requiring upgrade for growth beyond that
- Advanced features like MFA and RBAC only available on paid Essentials tier and above
- Ownership by Okta introduces risk that independent product roadmap may change
Statsig
- Pro plan is limited to a single project, requiring Enterprise for multi-project support.
- Overage pricing on the Pro plan can become costly for high-event-volume products.
- Warehouse-native deployment and advanced access controls are gated behind custom Enterprise contracts.
- Free tier session replay and analytics retention are capped, pushing active teams toward paid tiers quickly.
Pricing, plan by plan
Auth0
Free- FreeFree
- Up to 25,000 monthly active users
- Basic authentication
- Email/password login
- Essentials (B2C)$35/month
- Unlimited MAUs beyond free tier
- Multi-Factor Authentication
- Role-Based Access Control
- Professional (B2C)$240/month
- All Essentials features
- Advanced security
- Custom branding
Statsig
Free- DeveloperFree
- 2M events/month
- Unlimited flag & config checks
- 50,000 session replays/month
- Pro$150/month
- 5M events included, then $0.05 per 1K events
- Advanced experimentation & analytics
- Unlimited analytics retention
- Enterprise$undefined/month
- Volume-discounted event/experiment contracts
- Warehouse-native deployment
- SSO & role-based access controls
Which should you pick?
Choose Auth0 if
- You need universal login.
- You want to start without paying.
- You work on Web, iOS, Android.
- You also want social login.
Choose Statsig if
- You need feature flags.
- You want to start without paying.
- You work on web, api.
- You also want experimentation.
Questions people ask
- Is Auth0 or Statsig better?
- Neither clearly leads. Auth0 starts at Free and Statsig at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Auth0 or Statsig?
- Auth0 starts at Free and Statsig at Free.
- Does Auth0 or Statsig run on more platforms?
- Auth0 runs on Web, iOS, Android. Statsig runs on web, api.
- Can I use Auth0 for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Auth0 best used for?
- Auth0 is most often used for b2c authentication, b2b authentication, b2e authentication, api security. Of those, b2c authentication and b2b authentication are not what Statsig is typically brought in for.
- What can Auth0 do that Statsig cannot?
- Auth0 covers Universal login, Social login, Multi-factor authentication, Passwordless. Statsig covers Feature Flags, Experimentation, Product Analytics, Session Replay.
Answered from the vendors’ own pages
Auth0: How much does Auth0 cost?
Auth0 has a Free tier for up to 25,000 monthly active users (MAUs). Paid plans start at $35/month (Essentials B2C) and scale to $240/month (Professional B2C) and higher for Enterprise. Pricing scales with MAU usage.
SourceStatsig: What does Statsig cost?
Statsig offers a free Developer tier, a Pro tier at $150/month with 5M included events and $0.05 per 1,000 events after that, and custom Enterprise pricing based on event or experiment volume.
SourceAuth0: Does Auth0 include Multi-Factor Authentication?
No. MFA, RBAC (Role-Based Access Control), and premium support are not included in the free tier and require upgrading to paid Essentials plans or higher.
SourceStatsig: Is there a free plan, and what are its limits?
The free Developer plan includes 2M events per month, unlimited flag and config checks, 50,000 session replays per month, and 1-year analytics data retention with unlimited seats.
SourceAuth0: Is Auth0 independent or part of a larger company?
Auth0 was acquired by Okta in May 2021 for $6.5 billion. It now operates as a subsidiary business unit within Okta, but maintains its own brand and operations.
SourceStatsig: How is usage metered on Statsig?
Statsig meters billable events including exposures with Metric Lifts enabled, log events from SDKs or imports, ingested warehouse metrics, and custom metrics; disabled flag checks are not metered.
SourceAuth0: Who should use Auth0 vs Okta?
Auth0 is developer-focused and serves customer identity use cases (B2C). Okta serves workforce identity (B2B) and has broader enterprise features. Auth0 now serves both markets post-acquisition but maintains its developer-friendly positioning.
SourceRelated pages
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