Which is cheaper, Aiven or Supabase?

Aiven is 5.0x cheaper than Supabase. Aiven starts at $0/mo, Supabase starts at $0/mo.

Does Aiven have a free tier?

Yes, Aiven offers a free tier with storageMB: 1024, nodes: 1, ramGB: 1.

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

Database

Aiven

← More affordable

Managed open source data infrastructure (PostgreSQL, MySQL, Redis, Kafka, etc.)

Switching Cost: moderate

Supabase

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

Switching Cost: drop-in

Price sensitivity favors Aiven, which costs about 5.0x less than Supabase.

Pricing philosophy differs — Aiven charges flat-rate, but Supabase takes a usage-based approach.

If budget is your primary constraint, Aiven is the clear winner with its more wallet-friendly pricing structure.

If budget is your primary constraint, Aiven is the clear winner with its more wallet-friendly pricing structure.

Price Difference

5.0x

Aiven is cheaper by $20/mo

Pricing Model

Different

Tools charge using different pricing philosophies

Switching Costs

Supabase

Lower switching costs for easier migration