Best Firebase alternatives in 2026

Looking for an alternative to Firebase? Whether you've outgrown it, find the pricing steep, or just want to weigh your options, these are the strongest databases & backends alternatives in 2026 — ranked on pricing, features, and who each one fits best. Firebase itself has a free tier, so we've flagged where each option is cheaper, simpler, or more specialized.

1
Supabase
Best for: developers
The open-source Firebase alternative. A popular databases alternative to Firebase with a genuinely usable free tier — free – $25/mo. Particularly strong for developers.
4.6Free – $25/moVisit
2
Convex
Best for: developers
If Firebase feels like overkill or over-budget, Convex is a leaner option with a genuinely usable free tier. The reactive backend for app developers. Pricing: free – $25/mo.
4.7Free – $25/moVisit
3
Neon
Best for: developers
Neon goes head-to-head with Firebase on features with a genuinely usable free tier. Serverless Postgres. Best suited to developers. Free – $19/mo.
4.6Free – $19/moVisit
4
MongoDB Atlas
Best for: developers
A well-rated databases pick. The developer data platform. MongoDB Atlas offers a free plan and starts at free – $57/mo, making it a credible Firebase replacement.
4.5Free – $57/moVisit
5
Xata
Best for: developers
Serverless Postgres with a great DX. A popular databases alternative to Firebase with a genuinely usable free tier — free – $20/mo. Particularly strong for developers.
4.5Free – $20/moVisit
6
Rowy
Best for: developers
If Firebase feels like overkill or over-budget, Rowy is a leaner option with a genuinely usable free tier. Low-code interface for Firestore. Pricing: free – $20/user/mo.
4.4Free – $20/user/moVisit
7
PostgreSQL
Best for: developers
PostgreSQL goes head-to-head with Firebase on features with a genuinely usable free tier. The world's most advanced open-source database. Best suited to developers. Free.
4.8FreeVisit
8
DuckDB
Best for: data-teams
A well-rated databases pick. The in-process analytical database (SQLite for analytics). DuckDB offers a free plan and starts at free, making it a credible Firebase replacement.
4.8FreeVisit

Still considering Firebase itself? Read our Firebase review →

Frequently asked questions

What is the best Firebase alternative?

Supabase is our top-rated Firebase alternative for 2026. The open-source Firebase alternative. Free – $25/mo.

Is there a free Firebase alternative?

Yes — Supabase, Convex, Neon all offer a free tier you can start on without a credit card.

Why switch from Firebase?

Common reasons are price, a simpler feature set, better fit for a specific use case, or platform support. Each tool above notes where it has an edge over Firebase.