Supabase vs Firebase
Supabase vs Firebase (Backend & Database). Agent test scores: Supabase 9.2/10, Firebase not yet tested. No head-to-head verdict yet because Firebase has not been tested. Pricing: Supabase — Pro from $25/mo per org ($10 compute credit); Firebase — Blaze pay-as-you-go above free quotas.
Every fact on this page comes from our tool records and test logs. Last updated:
Side by side
| Supabase | Firebase | |
|---|---|---|
| What it is | Postgres development platform with auth and storage. | Google's app development platform. |
| Pricing | Pro from $25/mo per org ($10 compute credit) | Blaze pay-as-you-go above free quotas |
| Free tier | Yes: 2 projects, 500 MB DB, 50K MAU; pauses after 1 week inactive | Yes (Spark): capped free quotas, no card |
| Pricing verified | 2026-10-16 | 2026-10-16 |
| Edition tested | Supabase Cloud, Free plan (ap-southeast-2); self-hosted Docker edition also tested: 8.6 | — |
| Tested on | 2026-10-16 | — |
| Outcome score | 9 | Not yet tested |
| Speed score | 10 | Not yet tested |
| Cost score | 9 | Not yet tested |
| Developer experience score | 8 | Not yet tested |
| Reliability score | 10 | Not yet tested |
| Overall score | 9.2 | Not yet tested |
What our tests found
Supabase
Cloud: project provisioned in ~9s, table + REST write/read + email signup/login/wrong-password rejected passed 3/3 runs (~12s task). Email confirmation disabled via API for the test. Secondary: self-hosted Docker (v0.8.2) scored 8.6, all checks passed but edge-functions container unhealthy on our box.cloud free plan
Firebase
Not yet tested. It is queued for our standard tasks.
Verdict
Pending: we only publish a verdict once both tools have been tested.
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