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Technology · head to head

Auth0 vs Notion

Auth0 logo

Auth0

Technology

Secure access for everyone

From
Free
Rated
-
Notion logo

Notion

Technology

All-in-one workspace for notes, tasks, wikis, and databases

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; Notion free plan limited to 1,000 blocks for 2+ member workspaces, restricting team usage
  • They diverge on capability: Auth0 covers Universal login, Notion covers Rich text editing with blocks.

Where they differ

Only the attributes on which Auth0 and Notion actually diverge.

Attributes where Auth0 and Notion differ
AttributeAuth0Notion
CategoryUnknownTechnology
Founded20132016

Identical on both: starting price (Free), pricing model (Unknown), free tier (Yes), platforms (Web, iOS, Android), 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 Notion

  • Rich text editing with blocks
  • Customizable databases
  • Kanban boards and calendars
  • Real-time collaboration
  • Template library
  • File attachments
  • Web clipper
  • API access

Both cover

  • Slack
  • SOC2
  • GDPR

What people use each for

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

Auth0

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

Notion

  • Project managementnot Auth0
  • Knowledge base creationnot Auth0
  • Note-taking and documentationnot Auth0
  • Team collaborationnot Auth0
  • Content planningnot 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

Notion

  • Free plan limited to 1,000 blocks for 2+ member workspaces, restricting team usage
  • Free tier only includes trial AI capabilities; full Notion AI requires paid plan
  • Page history limited to 7 days on free plan
  • Per-member pricing increases costs for teams compared to flat-rate competitors
  • Limited automation capabilities compared to dedicated workflow platforms

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

Notion

Free
  • FreeFree
    • 1000 block limit (2+ members)
    • 7-day page history
    • 5MB file upload cap
  • Plus$10/month
    • Unlimited blocks
    • 30-day page history
    • Unlimited file uploads
  • Business$20/month
    • All Plus features
    • Notion Agent
    • AI Meeting Notes
  • Enterprise$null/custom
    • All Business features
    • Advanced controls
    • Audit logs

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 Notion if

  • You need rich text editing with blocks.
  • You want to start without paying.
  • You work on Web, iOS, Android.
  • You also want customizable databases.

Questions people ask

Is Auth0 or Notion better?
Neither clearly leads. Auth0 starts at Free and Notion at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Auth0 or Notion?
Auth0 starts at Free and Notion at Free.
Does Auth0 or Notion run on more platforms?
Both run on Web, iOS, Android, so platform support will not decide this one for you.
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 Notion is typically brought in for.
What can Auth0 do that Notion cannot?
Auth0 covers Universal login, Social login, Multi-factor authentication, Passwordless. Notion covers Rich text editing with blocks, Customizable databases, Kanban boards and calendars, Real-time collaboration. Both handle Slack, SOC2, GDPR.

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
Notion: What are Notion's pricing tiers?

Notion offers four plans: Free ($0/member/month), Plus ($10/member/month), Business ($20/member/month recommended), and Enterprise (custom pricing). All paid plans include Notion AI and identical features with no per-feature charges.

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
Notion: What is included in Notion's free plan?

The free plan includes databases with limited collaborative blocks, trial AI capabilities, basic forms, basic sites, Notion Calendar, and file uploads. For workspaces with 2+ members, there is a 1,000-block limit.

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
Notion: How much does Notion AI cost?

Notion AI is included with Plus ($10/mo), Business ($20/mo), and Enterprise plans. Free and Plus plans include limited AI trial capabilities. Custom Agents cost $10 per 1,000 monthly credits after free trial.

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
Notion: Can guests access Notion workspaces without payment?

Yes. Guests are free of charge on all plans including the free tier. Free tier allows 10 guests; paid plans include unlimited guests. Guests can only access individual pages they are invited to.

Source
Notion: Does Notion integrate with other apps?

Yes. Notion integrates with 100+ third-party apps including Slack, Google Drive, GitHub, Google Calendar, Trello, Jira, Zapier, and many others. Native integrations are available plus additional connections via Zapier.

Source

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