Database

Convex vs Supabase: Which is Better in 2026?

Choosing between Convex and Supabase? Both are popular database tools. Below we compare them on pricing, free tiers, features, and pros & cons so you can pick the right fit for your stack.

Quick verdict

Both Convex and Supabase are strong database choices. The right pick comes down to your specific feature needs, existing stack, and team preferences.

Convex vs Supabase — Side by Side

ConvexSupabase
CategoryDatabaseDatabase
PricingFree · paid from $25/moFree · paid from $25/mo
Starting priceFree tier availableFree tier available
Free tier
Best forDatabase — backend, baasDatabase — postgresql, supabase

Pros & Cons

Convex
Convex
  • Excellent real-time data model
  • Very fast developer iteration
  • TypeScript-first backend
  • Built-in cron, auth, and storage
  • AI-assisted app generation
  • Pricing is per-developer at scale
  • Less control than self-managed databases
  • Ecosystem smaller than traditional databases
Supabase
Supabase
  • PostgreSQL with first-class developer experience
  • Built-in auth, storage, and real-time
  • Strong open-source ecosystem
  • Excellent documentation
  • Scales from MVP to production
  • Costs can increase with scale
  • Advanced Postgres tuning is abstracted
  • Enterprise pricing is high

Choose Convex if…

you want a free tier to start, and Convex Reactive backend-as-a-service with a built-in database, real-time queries, serverless functions, and AI-powered app generation.

Convex review & pricing

Choose Supabase if…

you want a free tier to start, and Supabase Open-source Firebase alternative built on PostgreSQL with auth, storage, and real-time features.

Supabase review & pricing

Frequently Asked Questions

Is Convex better than Supabase?⌄

Both Convex and Supabase are strong database choices. The right pick comes down to your specific feature needs, existing stack, and team preferences.

What is the difference between Convex and Supabase?⌄

Convex — Reactive backend-as-a-service with a built-in database, real-time queries, serverless functions, and AI-powered app generation. Supabase — Open-source Firebase alternative built on PostgreSQL with auth, storage, and real-time features. Both are database tools; the comparison table above breaks down pricing, free tiers, and what each is best for.

Convex vs Supabase: which is cheaper?⌄

Convex pricing: Free · paid from $25/mo. Supabase pricing: Free · paid from $25/mo. Confirm current pricing on each tool's official site, as plans change.

See more options in our guide to the best database tools for startups.

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