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Auth0 vs Devin

Auth0 logo

Auth0

Software

Secure access for everyone

From
Free
Rated
-
Full reviewWebsite
Devin logo

Devin

Software

Autonomous AI software engineer planning and executing code in its own environment

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Auth0 has a free tier, so it costs nothing to try first.
  • Each has a real cost: Auth0 free tier limited to 25,000 monthly active users, requiring upgrade for growth beyond that; Devin pricing not published; specific costs and plan tiers require signup or contact with sales

Where they differ

Only the attributes on which Auth0 and Devin actually diverge.

Attributes where Auth0 and Devin differ
AttributeAuth0Devin
Starting priceFreeOn request
Pricing modelUnknownsubscription
Free tierYesNo
PlatformsWeb, iOS, AndroidDesktop, Windsurf integration, Web
Founded2013Unknown

Identical on both: user rating (Not yet rated), category (Unknown).

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 Devin

Nothing recorded that Auth0 does not also cover.

What people use each for

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

Auth0

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

Devin

  • Feature implementation and ticket resolution in established codebasesnot Auth0
  • Code migrations and refactoring at scale across repositoriesnot Auth0
  • Bug fixing and debugging with test-driven verificationnot Auth0
  • Rapid prototyping and proof-of-concept developmentnot Auth0
  • Repetitive implementation tasks freeing human engineers for complex designnot 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

Devin

  • Pricing not published; specific costs and plan tiers require signup or contact with sales
  • Cannot handle extremely difficult tasks reliably; success rate decreases with task complexity
  • Requires clear, well-scoped task descriptions; ambiguous requirements reduce effectiveness
  • Requires human oversight and integration into existing workflows; not fully autonomous

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

Devin

On request

No published plan breakdown. See the Devin 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 Devin if

  • You work on Desktop, Windsurf integration, Web.
Devin review

Questions people ask

Is Auth0 or Devin better?
Neither clearly leads. Auth0 starts at Free and Devin at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Auth0 or Devin?
Auth0 has a free tier; the other does not. Paid plans start at Free for Auth0 and On request for Devin.
Does Auth0 or Devin run on more platforms?
Auth0 runs on Web, iOS, Android. Devin runs on Desktop, Windsurf integration, Web.
Can I use Auth0 for free?
Yes. Auth0 has a free tier, so you can try it without paying. Devin starts at On request.
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 Devin is typically brought in for.
What can Auth0 do that Devin cannot?
Auth0 covers Universal login, Social login, Multi-factor authentication, Passwordless.

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
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
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
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
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