Which is cheaper, MotherDuck or Supabase?

Supabase is 10.0x cheaper than MotherDuck. MotherDuck starts at $0/mo, Supabase starts at $0/mo.

Does MotherDuck have a free tier?

Yes, MotherDuck offers a free tier with activeUsers: 3, serviceAccounts: 2.

MotherDuck has moderate switching cost. Supabase has drop-in switching cost. Supabase is easier to switch away from.

Database

MotherDuck

Serverless analytics platform built on DuckDB with hybrid local/cloud execution

Switching Cost: moderate

Supabase

← More affordable

Open-source Firebase alternative with PostgreSQL database, authentication, realtime subscriptions, edge functions, and storage

Switching Cost: drop-in

The cost difference is substantial — MotherDuck runs about 10.0x what Supabase charges.

Price-conscious teams should choose Supabase — the cost advantage is hard to ignore, especially for growing workloads.

Price-conscious teams should choose Supabase — the cost advantage is hard to ignore, especially for growing workloads.

Price Difference

10.0x

Supabase is cheaper by $225/mo

Switching Costs

Supabase

Lower switching costs for easier migration