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Firebase vs Supabase: Open Source Postgres vs Managed Services
Firebase provides a fully managed backend platform with a free tier and pay-as-you-go pricing, streamlining app deployment. Supabase delivers an open-source Postgres database with built-in APIs and self-hosting capabilities, ideal for developers who want full data control. Pick the managed suite or the open database.
Last verified against both official websites on October 5, 2026
Firebase
Firebase is a platform of services to help build and run intelligent apps with more speed, security, and scalability.
Choose Firebase if you want a fully managed backend with integrated analytics and crash reporting out of the box.
Official site Indie alternatives to Firebase
Supabase
Supabase is an open-source Firebase alternative providing a full Postgres database with built-in Authentication, Data APIs, Edge Functions, Realtime Data, Storage, and Vector embeddings.
Choose Supabase if you prefer an open-source Postgres database with self-hosting options and flexible API generation.
Official site Indie alternatives to Supabase
Firebase vs Supabase pricing
| Firebase | Supabase | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | Not listed | Not listed |
| Plans |
Spark
Free
Free tier available
Blaze
Not listed
Pay as you go
|
Not listed on the site |
Prices as shown on each official pricing page when last verified (our servers are in the EU, so some sites show local currency). Check the official site before buying.
Features compared
| Feature | Firebase | Supabase |
|---|---|---|
| Free Plan | Yes | Yes |
| Database Type | Firestore / Realtime Database | Postgres |
| Authentication | Yes | Yes |
| Self-Hosting | Not listed | Yes |
| GraphQL API | Not listed | Yes |
| Vector Embeddings | Not listed | Yes |
| SAML SSO | Not listed | Yes |
| Crashlytics | Yes | Not listed |
| Google Analytics | Yes | Not listed |
Core Architecture & Data
Firebase centers around a platform of services including Firestore, Realtime Database, Cloud Storage, and Google Analytics. It is designed to help developers build and run apps with built-in security and scalability. Managed services simplify backend complexity.
Supabase builds on a full Postgres database and exposes it through REST and GraphQL APIs. It includes authentication, edge functions, and vector embeddings for AI workflows. Open Postgres gives you full data control.
Developer Experience & Integrations
Firebase supports iOS, Android, Web, Flutter, Unity, and C++, making it a broad choice for cross-platform development. Users on Hacker News often note its ease of use for non-backend developers, though some find the security rules complex. Broad platform support speeds up deployment.
Supabase integrates with React, Next.js, Python, Swift, and various AI tools like OpenAI and Hugging Face. Community discussions highlight its simple hosted Postgres setup and open-source nature as major advantages for indie developers. Flexible integrations suit modern stacks.
Pricing & Control
Firebase offers a Spark plan at $0 and a Blaze plan that operates on a usage-based model. The platform provides a free tier available for testing and small projects. Pay only for what you use.
Supabase lists a free plan but does not publish specific pricing tiers on its site. Developers value the ability to self-host the open-source code to avoid vendor lock-in and manage costs directly. Self-hosting removes platform restrictions.
What users say
Firebase
Summarized from public Hacker News discussions; links go to the original comments.
Indie alternatives to Firebase and Supabase
Smaller tools built by independent makers that cover part of what these two do, often for less.
Phone-Verif
Reverse phone verification service, from 0.01€ / valid phone verification worldwide
Firebase Authentication offers phone number verification via SMS; Phone-Verif is a direct alternative for developers seeking a cheaper, WhatsApp-based verification method that avoids SMS costs and fraud.
From 0.01€ per successful verification. Failed attempts cost nothing.
FormSubmit
The agentic form backend for static websites.
Developers using Supabase as a backend for form submissions can switch to FormSubmit for a specialized, zero-code form backend that requires no database schema management or server-side code.
Pay-as-you-go credits. 100 credits = $10. 1 credit = 1 submission. Bigger packs cost less per submission (down to $0.07). Credits never expire.
FAQ
Is Firebase cheaper than Supabase?
Firebase offers a Spark plan at $0 and a Blaze plan billed on a usage basis. Supabase lists a free plan but does not publish specific pricing tiers on its site.
Does Supabase have a free plan?
Yes, Supabase provides a free plan for testing and small projects, though detailed pricing limits are not listed on its site.
Can I self-host Supabase?
Yes, Supabase is open-source and self-hostable, allowing developers to run it on their own infrastructure.
Does Firebase support GraphQL?
GraphQL support is not listed on the Firebase site, while Supabase includes a built-in GraphQL API.
This comparison is generated automatically from the official websites and re-verified periodically. Spotted something wrong? Tell me.