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Software · head to head

Notion vs Supabase

Notion logo

Notion

Software

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

From
Free
Rated
-
Full reviewWebsite
Supabase logo

Supabase

Software

The open source Firebase alternative

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Notion free plan limited to 1,000 blocks for 2+ member workspaces, restricting team usage; Supabase free tier projects auto-pause after 1 week of inactivity
  • They diverge on capability: Notion covers Rich text editing with blocks, Supabase covers PostgreSQL database.

Where they differ

Only the attributes on which Notion and Supabase actually diverge.

Attributes where Notion and Supabase differ
AttributeNotionSupabase
Founded20162020

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

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

Only in Supabase

  • PostgreSQL database
  • Auto-generated APIs
  • Authentication & authorization
  • Real-time subscriptions
  • Storage
  • Edge functions
  • Vector embeddings
  • Database migrations

What people use each for

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

Notion

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

Supabase

  • Web application backends using Postgres plus auto-generated REST/GraphQL APIsnot Notion
  • Mobile app backends via Flutter/Swift/Kotlin client librariesnot Notion
  • AI applications using vector/embeddings storagenot Notion
  • Authentication with 20+ social providers plus email/passwordnot Notion
  • File and media storage (S3-compatible with CDN) and realtime sync over WebSocketsnot Notion

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

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

Supabase

  • Free tier projects auto-pause after 1 week of inactivity
  • Free tier hard caps: 500 MB database, 1 GB file storage, 5 GB egress/month, 50,000 monthly active users, max 2 active free projects per organization
  • Pro plan charges usage overages beyond included quotas, e.g. $0.00325 per MAU above 100,000 and $0.125/GB disk above 8 GB
  • SOC2/ISO 27001 certification and HIPAA (add-on) compliance require the $599/month Team plan; not available on the $25/month Pro plan

Pricing, plan by plan

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

Supabase

Free
  • FreeFree
    • 50,000 MAU
    • 500MB database
    • 5GB egress
  • Pro$25/month
    • 100,000 MAU
    • 8GB disk
    • 250GB egress
  • Team$599/month
    • SOC2 and ISO 27001
    • HIPAA add-on
    • 28-day log / 14-day backup retention
  • Enterprise$undefined/month
    • Custom limits
    • Dedicated support manager
    • 24/7/365 support

Which should you pick?

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.
Notion review

Choose Supabase if

  • You need postgresql database.
  • You want to start without paying.
  • You work on Web, iOS, Android.
  • You also want auto-generated apis.
Supabase review

Questions people ask

Is Notion or Supabase better?
Neither clearly leads. Notion starts at Free and Supabase at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Notion or Supabase?
Notion starts at Free and Supabase at Free.
Does Notion or Supabase run on more platforms?
Both run on Web, iOS, Android, so platform support will not decide this one for you.
Can I use Notion for free?
Both have a free tier, so you can try either at no cost before committing.
What is Notion best used for?
Notion is most often used for project management, knowledge base creation, note-taking and documentation, team collaboration. Of those, project management and knowledge base creation are not what Supabase is typically brought in for.
What can Notion do that Supabase cannot?
Notion covers Rich text editing with blocks, Customizable databases, Kanban boards and calendars, Real-time collaboration. Supabase covers PostgreSQL database, Auto-generated APIs, Authentication & authorization, Real-time subscriptions.

Answered from the vendors’ own pages

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
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
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
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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Related pages

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