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Technology · head to head

Supabase vs Zeabur

Supabase logo

Supabase

Technology

The open source Firebase alternative

From
Free
Rated
-
Full reviewWebsite
Zeabur logo

Zeabur

Cloud

AI-powered cloud deployment platform for developers

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Supabase free tier projects auto-pause after 1 week of inactivity; Zeabur free plan limited to single server with 48-hour log retention
  • They diverge on capability: Supabase covers PostgreSQL database, Zeabur covers AI Agent.

Where they differ

Only the attributes on which Supabase and Zeabur actually diverge.

Attributes where Supabase and Zeabur differ
AttributeSupabaseZeabur
Pricing modelUnknownFixed monthly plans
PlatformsWeb, iOS, AndroidWeb, CLI
CategoryTechnologyCloud
Founded20202025

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 Supabase

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

Only in Zeabur

  • AI Agent
  • Managed Servers
  • Domain and DNS Management
  • Email Service
  • AI Hub
  • Deploy Templates
  • Git Integration

What people use each for

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

Supabase

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

Zeabur

  • Deploying full-stack web applications without DevOps expertisenot Supabase
  • Building AI agent infrastructure with integrated API accessnot Supabase
  • Managing multi-region deployments with automated scalingnot Supabase
  • Running containerized services with built-in domain and emailnot Supabase

Where each one falls short

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

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

Zeabur

  • Free plan limited to single server with 48-hour log retention
  • Small team size may limit support and feature velocity
  • Building spec upgrades limited on lower tiers
  • Enterprise support not clearly documented

Pricing, plan by plan

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

Zeabur

Free
  • FreeFree
    • 1 manageable server
    • 2C4G build specs
    • 48-hour log retention
  • Dev$5/month
    • 3 manageable servers
    • 7-day log retention
    • 250 MB file uploads
  • Pro$19/month
    • 10 manageable servers
    • 4C8G build specs
    • 30-day log retention
  • Team$79/month
    • 3 included seats
    • Unlimited manageable servers
    • 90-day log retention

Which should you pick?

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

Choose Zeabur if

  • You need ai agent.
  • You want to start without paying.
  • You work on Web, CLI.
  • You also want managed servers.
Zeabur review

Questions people ask

Is Supabase or Zeabur better?
Neither clearly leads. Supabase starts at Free and Zeabur at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Supabase or Zeabur?
Supabase starts at Free and Zeabur at Free.
Does Supabase or Zeabur run on more platforms?
Supabase runs on Web, iOS, Android. Zeabur runs on Web, CLI.
Can I use Supabase for free?
Both have a free tier, so you can try either at no cost before committing.
What is Supabase best used for?
Supabase is most often used for web application backends using postgres plus auto-generated rest/graphql apis, mobile app backends via flutter/swift/kotlin client libraries, ai applications using vector/embeddings storage, authentication with 20+ social providers plus email/password. Of those, web application backends using postgres plus auto-generated rest/graphql apis and mobile app backends via flutter/swift/kotlin client libraries are not what Zeabur is typically brought in for.
What can Supabase do that Zeabur cannot?
Supabase covers PostgreSQL database, Auto-generated APIs, Authentication & authorization, Real-time subscriptions. Zeabur covers AI Agent, Managed Servers, Domain and DNS Management, Email Service.

Answered from the vendors’ own pages

Supabase: How much does Supabase cost?

Supabase offers a free tier and three paid plans. Pro starts at $25 per month, Team at $599 per month, and Enterprise requires a custom quote. All pricing is in USD charged monthly.

Source
Zeabur: What is included in the free plan?

The free plan includes 1 manageable server, 2C4G build specifications, 48-hour log retention, 50 MB file upload limit, and community support.

Source
Supabase: What are Supabase's usage overage fees?

Pro plan users pay $0.00325 per monthly active user over the 100,000 included, and $0.125 per GB for database storage exceeding 8 GB per project. Compute instances cost $10 to $3,730+ per month.

Source
Zeabur: How do additional seats work on the Team plan?

The Team plan includes 3 seats with additional seats available at $24 per seat per month.

Source
Zeabur: Is there a free trial period?

The Dev and Pro plans include 14 days free before billing begins.

Source
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