Postman vs Supabase
Postman and Supabase are both developer tools tools. Postman is aimed at developers and small businesses, while Supabase is aimed at developers. Postman costs less, from $9/mo versus $25/mo for Supabase. Both have a free plan.
API platform for testing, mocking, documenting and sharing APIs
Open-source Firebase alternative on Postgres
| Pricing | Freemium · $9 | Open source · $25 |
| Starting price | $9/mo | $25/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Built for | Developers, Small businesses, Enterprise | Developers |
| Platforms | web, macos, windows, linux | web |
| Country | US · 2014 | SG · 2020 |
| Rating | — | — |
Choose Postman if
Development teams that want a shared, full-featured workspace for testing, mocking and documenting APIs.
- Industry standard; many API vendors ship ready Postman collections
- Testing, mocking, docs and monitoring in a single tool
- Capable Free plan for solo developers
Look elsewhere if: Developers who want a lightweight Git-native client or just a docs portal (Bruno, Insomnia, ReadMe, Scalar).
Choose Supabase if
Developers and startups who want a Postgres-based backend with batteries included and an exit path.
- Real Postgres, no proprietary data model
- Generous free tier; Pro is affordable
- Open source and self-hostable
Look elsewhere if: Teams needing multi-region writes or non-relational models by default.
Postman vs Supabase pricing
Postman
- Free$01 user; collections, mock servers, up to 5 integrations
- Solo$9/moBilled annually; 1 user, 400 AI credits/mo
- Team$19/user/moBilled annually; unlimited users, 400 AI credits/user
- EnterpriseCustomGovernance, 800 pooled AI credits/user, 100 integrations
Supabase
- Free$02 active projects, 500 MB DB, 50k MAU
- Pro$25/mo100k MAU, 8 GB disk, $10 compute credit
- Team$599/moSSO, SOC 2, longer backups and logs
- EnterpriseCustomCustom SLAs, BYO cloud
Postman · Key features
- Collections with pre-request scripts, tests and environment variables
- Requests for REST, GraphQL, gRPC, WebSocket and MQTT APIs
- Mock servers that simulate endpoints before the backend exists
- Scheduled monitors for uptime and response checks
- Collection runner and Postman CLI for CI/CD pipelines
- Spec Hub and native Git sync for API definitions
Cons
- Free plan no longer allows team collaboration
- Heavy desktop app and a cloud account needed for most features
- Collections live in a proprietary format, not plain files in your repo
Supabase · Key features
- Managed Postgres with extensions, pgvector and branching
- Auto-generated REST (PostgREST) and GraphQL APIs
- Auth with email, OAuth, magic links, MFA and row-level security
- Storage with CDN and image transformations
- Edge Functions (Deno) and Realtime channels
- Dashboard SQL editor, table editor, logs and self-hosting option
Cons
- Free projects pause after inactivity
- Compute add-ons and egress raise costs at scale
- Edge Functions are Deno-only
Postman vs Supabase: FAQ
Which is cheaper, Postman or Supabase?
Postman starts at $9/mo and Supabase at $25/mo. Both prices are checked on the vendors' own pricing pages.
Do Postman and Supabase have a free plan?
Yes, both Postman and Supabase have a free plan; paid plans add more usage and features.
Which is better for small businesses, Postman or Supabase?
Postman lists small businesses as a core audience, while Supabase is aimed more at developers.