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Technology · head to head

Auth0 vs Clearbit

Auth0 logo

Auth0

Technology

Secure access for everyone

From
Free
Rated
-
Full reviewWebsite
Clearbit logo

Clearbit

CRM

B2B data enrichment and intelligence

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Auth0 free tier limited to 25,000 monthly active users, requiring upgrade for growth beyond that; Clearbit pricing can be expensive at scale with usage-based model
  • They diverge on capability: Auth0 covers Universal login, Clearbit covers Company enrichment.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Auth0 and Clearbit actually diverge.

Attributes where Auth0 and Clearbit differ
AttributeAuth0Clearbit
PlatformsWeb, iOS, AndroidWeb, API
CategoryTechnologyCRM
Founded20132015

Identical on both: starting price (Free), pricing model (Unknown), 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 Clearbit

  • Company enrichment
  • Contact enrichment
  • Lead scoring
  • Reveal (website visitors)
  • Forms shortening
  • Salesforce
  • HubSpot
  • Marketo

Both cover

  • Segment

What people use each for

The jobs each tool is most often brought in to do.

Auth0

  • B2C authenticationnot Clearbit
  • B2B authenticationnot Clearbit
  • B2E authenticationnot Clearbit
  • API securitynot Clearbit
  • Mobile app securitynot Clearbit

Clearbit

  • Lead enrichmentnot Auth0
  • Account targetingnot Auth0
  • Personalizationnot Auth0
  • Lead scoringnot 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

Clearbit

  • Pricing can be expensive at scale with usage-based model
  • Batch enrichment has per-row cost that adds up quickly for large datasets
  • Limited data for smaller or private companies
  • Now integrated into HubSpot as Breeze Intelligence, may affect standalone availability

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

Clearbit

Free

No published plan breakdown. See the Clearbit review.

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.
Auth0 review

Choose Clearbit if

  • You need company enrichment.
  • You want to start without paying.
  • You work on Web, API.
  • You also want contact enrichment.
Clearbit review

Questions people ask

Is Auth0 or Clearbit better?
Neither clearly leads. Auth0 starts at Free and Clearbit at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Auth0 or Clearbit?
Auth0 starts at Free and Clearbit at Free.
Does Auth0 or Clearbit run on more platforms?
Auth0 runs on Web, iOS, Android. Clearbit 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 Clearbit is typically brought in for.
What can Auth0 do that Clearbit cannot?
Auth0 covers Universal login, Social login, Multi-factor authentication, Passwordless. Clearbit covers Company enrichment, Contact enrichment, Lead scoring, Reveal (website visitors). Both handle Segment.

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.

Source
Clearbit: Does Clearbit offer a free tier?

Yes. The first 50 real-time lookups are free. After that, usage-based pricing applies with 500 free credits included in subscription plans.

Source
Auth0: 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.

Source
Clearbit: How does Clearbit batch enrichment pricing work?

Batch enrichment costs $0.30 USD per row, with totals rounded to $5 increments. Bulk batch discounts are not available, but large volumes can negotiate lower rates through monthly/annual subscription to the Enrichment API.

Source
Auth0: 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.

Source
Clearbit: What data does Clearbit provide?

Clearbit maintains information on over 20 million companies with over 100 rich attributes including demographic and technographic data, industry classification, and company size information.

Source
Auth0: 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.

Source
Clearbit: Is there an API available?

Yes. Clearbit offers REST APIs for real-time enrichment and bulk batch processing, allowing direct integration into applications and workflows.

Source
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