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Firebase

Google's app platform: Firestore documents, auth, functions, deep mobile SDKs.

firebase.google.comfirebase.google.com/docs
Overall in convex alternatives
10of 11 · score 51.2
Data coverage
96%
25 of 26 fields sourced

Best for

  • •Consumer mobile apps where offline behaviour is the product
  • •Teams already inside Google Cloud with the operational habits to match
  • •Prototypes that will be thrown away rather than migrated

Strong on

  • +Backing big-tech 1/11
  • +Optimistic writes Yes 1/11
  • +Cron & scheduling Yes 1/11
  • +Vector search Yes 1/11
  • +Function timeout 1h 1/5

Weak on

  • −Exit cost 5 11/11
    Better: Neon + Drizzle: 1
  • −TS inference No 11/11
    Better: Convex: Yes
  • −Self-hostable No 11/11
    Better: Convex: Yes
  • −Full-text search No 9/11
    Better: Convex: Yes

vs Appwrite

  • •Ahead on Optimistic writes: Yes vs No
  • •Ahead on Vector search: Yes vs No
  • •Behind on Self-hostable: No vs Yes
  • •Behind on Exit cost: 5 vs 3

How Firebase scores among 11 convex alternatives25 of 26 fields known

Features13

Reactivity1st
push
1/11
firebase.google.com · 2026-07-20
TS inference
No
11/11
Leader: Convex · Yes
Transactions
occ
7/11
Leader: Supabase · mvcc
firebase.google.com · 2026-07-20
Local-first sync
Partial
4/11
Leader: InstantDB · Yes
firebase.google.com · 2026-07-20
Optimistic writes1st
Yes
1/11
Cron & scheduling1st
Yes
1/11
firebase.google.com · 2026-07-20
File storage1st
Yes
1/11
firebase.google.com · 2026-07-20
Vector search1st
Yes
1/11
firebase.google.com · 2026-07-20
Full-text search
No
9/11
Leader: Convex · Yes
firebase.google.com · 2026-07-20
Auth1st
built-in
1/11
firebase.google.com · 2026-07-20
Hard limits
1 MiB per document; about one sustained write per second per document; 500 operations per transaction; no joins.
Cold start
2s
6/6
Leader: Convex · 0ms
Function timeout1st
1h
1/5
firebase.google.com · 2026-11-06

Portability & exit5

Exit cost
5
11/11
Leader: Neon + Drizzle · 1
Self-hostable
No
11/11
Leader: Convex · Yes
firebase.google.com · 2026-07-20
Bulk export
Partial
8/11
Leader: Convex · Yes
Raw SQL
No
7/11
Leader: Supabase · Yes
Schema changes
schemaless
11/11
Leader: Supabase · sql-migrations

Agentic2

MCP server1st
Yes
1/11
firebase.google.com · 2026-07-20
Agent fit
2
10/11
Leader: Convex · 5

Pricing3

Pricing model
usage only (Blaze pay-as-you-go)
firebase.google.com · 2026-11-06
Entry price1st
$0/mo
1/10
firebase.google.com · 2026-07-20
Egress metered1st
Yes
1/9
firebase.google.com · 2026-11-06

Traction2

GitHub stars
—
Backing1st
big-tech
1/11

Positioning1

Positioning
Google's platform for building and running app backends.
firebase.google.com · 2026-07-20

Alternatives8

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Sources13

Firebase logo & brand colours

Logo assets

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Firebase logo

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Firebase brand colours

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