ResourcesCompareConvex vs Supabase

Convex

Reactive backend with realtime database

C
vs
S

Supabase

Open source Firebase alternative

Convex
Supabase
Pricing
freemium

Has free plan

freemium

Has free plan

Pros
Realtime updates with no extra setup
TypeScript-first developer experience
Bundles database, functions and scheduling
Generous free tier for hobby projects
Clean integrations with auth providers
Full Postgres with great tooling
Bundles auth, storage and realtime
Generous free tier
Open source and self-hostable
Strong price-to-feature ratio
Cons
Smaller ecosystem than older BaaS tools
Some features still maturing
Less control than self-hosting your own stack
Vendor lock-in for the backend layer
Free tier pauses after inactivity
Usage-based fees can surprise at scale
Some lock-in if you use the full stack
Free tier not meant for production

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