Firebase vs Supabase
Firebase and Supabase are both developer tools tools aimed at developers. Both have a free plan.
| Pricing | Freemium | Open source · $25 |
| Starting price | Not published | $25/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Built for | Developers | Developers |
| Platforms | web, ios, android | web |
| Country | US · 2011 | SG · 2020 |
| Rating | — | — |
Choose Firebase if
Mobile and Flutter developers and teams in the Google ecosystem.
- Best-in-class mobile tooling and real-time sync
- Free tier suits prototypes and small apps
- Deep Google Cloud integration
Look elsewhere if: Relational data needs or teams wary of lock-in (Supabase, Neon).
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.
Firebase vs Supabase pricing
Firebase
- Spark$0No-cost usage limits, no payment method needed
- BlazePay as you goUsage-based beyond free quotas; $300 free credit if eligible
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
Firebase · Key features
- Firestore and Realtime Database with offline sync
- Authentication with many providers and phone auth
- Cloud Functions, Hosting and Cloud Storage
- Cloud Messaging push, Remote Config and A/B testing
- Crashlytics, Performance Monitoring and Analytics
- Extensions marketplace and Genkit AI framework
Cons
- NoSQL data modeling pitfalls
- Costs can spike with read/write volume
- Heavy vendor lock-in
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
Firebase vs Supabase: FAQ
Do Firebase and Supabase have a free plan?
Yes, both Firebase and Supabase have a free plan; paid plans add more usage and features.