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Side-by-Side Comparison

PostmanvsSupabase

Product A

Postman

by Postman Inc.

The leading API platform for designing, testing, and documenting APIs.

Free tier
Visit Postman
Product B

Supabase

by Supabase Inc.

Open-source Firebase alternative built on PostgreSQL with auth and storage.

Free tier
Visit Supabase

Side-by-Side Comparison

FeaturePostmanSupabase
Price
FreeBetter
Free
Free TierYesYes
Top ProsIndustry-standard API clientReal Postgres underneath
Automated test collectionsBuilt-in auth and storage
Team workspaces and sharingOpen-source and self-hostable
Top ConsCan be heavy for simple REST callsFree projects pause after inactivity
Collaboration features locked behind paid plansEdge functions still maturing
Choose Postman if you…
  • Want: industry-standard api client
  • Want: automated test collections
  • Want: team workspaces and sharing
Try Postman
Choose Supabase if you…
  • Want: real postgres underneath
  • Want: built-in auth and storage
  • Want: open-source and self-hostable
Try Supabase