Pricing

QuestDB pricing

As questdb.com lists them, read 30 Sept 2026. The maker's own page has the final word.

Plan	Billed and limits	Price
QuestDB Open Source	Apache 2.0 core · self-managed · single instance · community support	Free
QuestDB Enterprise	Production deployments · replication and failover · RBAC, TLS and SSO · tiered storage · dedicated support with SLAs	On request