Supabase vs Convex

Supabase is the default. It's S-tier: Postgres with auth, storage and edge functions, and many app builders integrate with it. Convex is A-tier: a reactive TypeScript backend that's real-time by default and very agent-friendly, but it locks you in more than Postgres.

Supabase is the default. It's S-tier: Postgres with auth, storage and edge functions, and many app builders integrate with it. Convex is A-tier: a reactive TypeScript backend that's real-time by…

Supabase vs Convex: TierPatch tiers
Tool	Tier	Use case	What it is	Why this tier
Supabase	S	Backend, database & auth	Postgres database with auth, storage and edge functions.	The default backend for vibe-coded apps. Many app builders integrate with it.
Convex	A	Backend, database & auth	Reactive backend written in TypeScript.	Real-time by default and very agent-friendly. Locks you in more than Postgres.

How they differ

Data model

Supabase is standard Postgres. Convex is a TypeScript-first reactive backend.

Real-time

Convex is real-time by default. With Supabase, you add real-time where you need it.

Lock-in

Postgres is portable. Convex ties you more closely to its platform.

Which should you pick?

Choose Supabase if you want the standard, portable choice that app builders already support.
Choose Convex if you're building a real-time TypeScript app and like the reactive model.

Also worth a look: Neon (A) · Clerk (A).

Tools last checked 16 Oct 2026. Verdicts follow our editorial tiers, and affiliate links never change them. How we rank · All comparisons