stackstash

MongoDB vs Supabase

MongoDB is free. Supabase is Est. $25/mo.

$300/year for Supabase.

MongoDB logo: A document database that stores records as JSON-like documents instead of table rows.
MongoDB logo: A document database that stores records as JSON-like documents instead of table rows.

MongoDB

Free

A document database that stores records as JSON-like documents instead of table rows.

Try it

Pros of MongoDB

  • Add fields without a migration

  • Documents map cleanly to JavaScript objects

  • Free Atlas tier to start

Cons of MongoDB

  • Joins and reports are harder than in SQL

  • Without a schema, data drifts out of shape

  • Atlas jumps in price past the free and Flex tiers

Supabase logo: Hosted Postgres with auth, file storage, and realtime included.
Supabase logo: Hosted Postgres with auth, file storage, and realtime included.

Supabase

Est. $25/mo

Hosted Postgres with auth, file storage, and realtime included.

Try it

Pros of Supabase

  • A database and login without a separate server

  • The data is still Postgres, so Drizzle can talk to it

  • The free project is enough to prototype

Cons of Supabase

  • Row level security is easy to get wrong

  • You are tied to their dashboard for the managed pieces