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AWS Cognito vs Supabase Auth

Side-by-side comparison of AWS Cognito and Supabase Auth. Data-driven analysis for CTOs and engineering leaders.

Technical Profile

AWS Cognito

Scalability
very high
Performance
very high
Learning Curve
steep
Maturity
mature
Languages: Any via SDK

Supabase Auth

Scalability
high
Performance
high
Learning Curve
easy
Maturity
stable
Languages: JavaScript, TypeScript, Any via REST

When to Use

AWS Cognito

  • +AWS-centric architecture
  • +Serverless applications
  • +Large scale needs
  • +Existing AWS investment

Avoid AWS Cognito when

  • -Multi-cloud strategy
  • -Simple auth needs
  • -Limited AWS expertise

Supabase Auth

  • +Open-source preference
  • +PostgreSQL users
  • +Modern web apps
  • +Cost-conscious startups

Avoid Supabase Auth when

  • -Complex enterprise needs
  • -Need proven maturity
  • -Large-scale B2B

Compliance & Security

AWS Cognito

SOC 2GDPRHIPAAPCI-DSS

Security Features

EncryptionAudit LogsRBACMFA

Supabase Auth

SOC 2GDPRHIPAAPCI-DSS

Security Features

EncryptionAudit LogsRBACMFA

Operations

AWS Cognito

Maintenance
low
Monitoring
medium
Backup/Recovery
simple
Hosting: cloud

Supabase Auth

Maintenance
low
Monitoring
low
Backup/Recovery
simple
Hosting: cloud, self-hosted

Frequently Asked Questions

How does scalability compare between AWS Cognito and Supabase Auth?

AWS Cognito offers very-high scalability, while Supabase Auth offers high scalability. Consider your expected traffic and data volume when choosing.

Which has the easier learning curve: AWS Cognito or Supabase Auth?

AWS Cognito has a steep learning curve, while Supabase Auth has a easy learning curve. Factor in your team's existing skills and onboarding timeline.

What are the pricing differences between AWS Cognito and Supabase Auth?

AWS Cognito uses a usage-based pricing model starting at Free tier 50k MAU, then $0.0055/MAU with a free tier. Supabase Auth uses a freemium pricing model starting at Free tier, then $25/month with a free tier. Evaluate total cost of ownership including operational overhead.

Which option is better for compliance: AWS Cognito or Supabase Auth?

AWS Cognito supports SOC 2, GDPR, HIPAA, PCI-DSS. Supabase Auth supports SOC 2, GDPR. Always verify current certifications directly with the vendor.

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