⚡ Quick Answer — skip the article if you're in a hurry
🔥
Use Firebase if:You need real-time sync, Google auth, or you're an Angular dev who wants the easiest setup possible.
Use Supabase if:You know SQL, need complex queries or JOINs, or want open-source with no vendor lock-in.
🤔
Not sure?If you're starting fresh in 2026 — pick Supabase. PostgreSQL is more powerful and pricing is more predictable.

Full Comparison Table

Green = better option for that feature. Both are great — this shows where each wins.

Feature🔥 Firebase⚡ Supabase
Database typeNoSQL (Firestore)PostgreSQL (SQL)
Free tierVery generous500MB + 2 projects
Free tier (₹ value)₹0 for small apps₹0 for small apps
Paid planPay as you go$25/mo (~₹2,075)
Real-time updatesBuilt-in, instantYes (websockets)
AuthenticationExcellentGood
Angular support@angular/fire libraryJS client only
Open source❌ No✅ Yes
Self-hostable❌ No✅ Docker support
Vendor lock-inHigh (Google)Low
Complex queriesLimited (NoSQL)Full SQL + JOINs
File storageFirebase StorageSupabase Storage
India latencyFast (Google CDN)Good
🔥

Firebase — My Real Experience

Used on 5 Angular projects. Here's the honest truth.

Firebase is Google's Backend-as-a-Service platform. It's been around since 2011 and is incredibly mature. For Angular developers specifically, it has an official library @angular/fire that integrates beautifully with RxJS Observables.

The biggest reason I keep using Firebase for Angular projects is the developer experience. You write almost no backend code. Authentication, file uploads, real-time database — it all just works out of the box.

Real-time Firestore in Angular — 5 lines total
// In your Angular service
import { collection, collectionData } from '@angular/fire/firestore';

const tools$ = collectionData(
  collection(this.firestore, 'tools')
);
// UI updates INSTANTLY when Firestore data changes.
// No polling. No manual refresh. Just reactive magic.

What Firebase genuinely does well

Real-time sync

Data changes appear in your UI in under 100ms. No polling. Perfect for chat, dashboards, live feeds.

Angular integration

@angular/fire gives you typed Observables, SSR support, and Angular-native patterns.

Authentication

Google, GitHub, email/password, phone OTP — all in 10 lines of code. No backend server needed.

Free tier is very generous

50,000 reads/day + 20,000 writes/day free. Most small apps never leave the free tier.

Where Firebase frustrated me

No SQL = painful complex queries

Need "all orders where product = X AND status = Y AND price > 500"? You can't do that in one Firestore query. You'll need multiple calls and merge them in JavaScript.

Vendor lock-in is real

After 6 months on Firebase, your entire data structure, queries, and auth are Google-specific. Migrating later is painful.

Blaze plan can surprise you

The pay-as-you-go Blaze plan has no hard cap. A traffic spike or a bug that runs too many reads can mean an unexpected bill.

Firebase pricing in ₹ (2026)

Spark
₹0 / month
Free forever
  • ✅ 1GB Firestore storage
  • ✅ 50,000 reads/day
  • ✅ 20,000 writes/day
  • ✅ Authentication free
  • ✅ 10GB hosting/month
  • ❌ No Cloud Functions
Try Firebase freeNo credit card. Free tier lasts forever for small apps.
Get Started with Firebase →

Supabase — My Real Experience

Used on 3 projects. The SQL power is genuinely impressive.

Supabase launched in 2020 and has grown incredibly fast. The promise: "Firebase, but with PostgreSQL." What that means in practice is that you get a full Postgres database, a REST API auto-generated from your schema, real-time subscriptions, auth, and file storage — all from one dashboard.

The biggest thing Supabase changed for me: I stopped thinking about how to structure data for the database and started thinking about the actual data relationships. With full SQL, you model your data the right way and the queries follow naturally.

Complex query in Supabase — impossible in Firestore
// This single query would need 4+ Firestore calls + JS merging
const { data } = await supabase
  .from('orders')
  .select(`
    id,
    total,
    products ( name, price, category ),
    users ( email, phone )
  `)
  .eq('status', 'completed')
  .gte('total', 1000)
  .order('created_at', { ascending: false })
  .limit(20);

// One query. Joins included. Try doing THAT in Firestore.

What Supabase genuinely does well

Full PostgreSQL power

JOINs, indexes, views, triggers, full-text search — every SQL feature you already know works perfectly.

Open source, no lock-in

Your data lives in a standard Postgres database. You can self-host with Docker or migrate to any other Postgres host.

Predictable pricing

$25/mo flat for Pro (₹2,075). No surprise bills. No "you read 2M documents this month" shock.

Auto-generated REST API

Create a table in the dashboard → instantly get a typed REST API. No backend code needed.

Where Supabase frustrated me

Free tier pauses your project

If your project gets no traffic for 1 week, Supabase pauses the database. First request after pause takes 30+ seconds to "wake up". Annoying for side projects.

No official Angular library

You use the plain JS client. It works, but you lose the reactive Observable patterns that @angular/fire gives you natively.

Newer = occasional rough edges

Supabase is improving fast but it's still newer than Firebase. Rare but I've hit unexpected issues in production.

Supabase pricing in ₹ (2026)

Free
₹0 / month
2 projects max
  • ✅ 500MB database
  • ✅ 5GB bandwidth
  • ✅ 50MB file storage
  • ✅ Auth included
  • ⚠️ Pauses after 1 week inactive
  • ⚠️ 2 projects max
Try Supabase freeOpen source. Full PostgreSQL. No credit card needed.
Get Started with Supabase →

Which one for your project?

Here are real project types and which database I'd pick for each.

💬 Chat app
🔥 Firebase
Real-time sync is critical. Firebase handles this natively.
🛒 E-commerce store
⚡ Supabase
Complex queries (orders, products, inventory) need SQL.
📊 Dashboard / Analytics
🔥 Firebase
Real-time charts and live data updates are trivial in Firebase.
📝 Blog / CMS
⚡ Supabase
Relational data (posts, tags, authors, categories) fits SQL perfectly.
🔐 SaaS with user accounts
⚡ Supabase
Row-level security in Postgres is more powerful than Firestore rules.
📱 Mobile app (Angular + Capacitor)
🔥 Firebase
Firebase SDKs are excellent for offline sync and mobile apps.

🏆 Final Verdict

For Indian Angular developers starting a new project in 2026 — I recommend Supabase for most new projects. PostgreSQL is more powerful, pricing is predictable, and you avoid Google lock-in completely.

However — if your app needs real-time features from day one, or you're already comfortable with the Angular + Firebase stack — Firebase is still excellent and the @angular/fire integration is the smoothest BaaS experience in the Angular ecosystem.

🔥 Choose Firebase if...

  • ✅ Building with Angular (best integration)
  • ✅ Need real-time data sync
  • ✅ Need Google/Apple/Phone auth
  • ✅ Small app, simple data structure
  • ✅ Want the fastest possible setup
Get Started with Firebase →

⚡ Choose Supabase if...

  • ✅ You know SQL
  • ✅ Need complex queries / JOINs
  • ✅ Want open-source, no lock-in
  • ✅ Need predictable flat-rate pricing
  • ✅ Building relational data models
Get Started with Supabase →