Code · Vendor site 2026-10-04
QuestDB is an open-source time-series database for low-latency SQL on high-throughput workloads. QuestDB Enterprise adds tiered storage, high availability, SSO and RBAC, and lakehouse features with sales-led deployment options.
Understand the total cost
Free
Free
Open-source QuestDB is available to download; Enterprise pricing is provided through contact sales rather than public monthly USD plans.
No retained pricing changes yet. A current price alone does not establish a historical trend.
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Yes. QuestDB has an ongoing free plan. Open-source QuestDB is available to download; Enterprise pricing is provided through contact sales rather than public monthly USD plans.
QuestDB is listed as free. No paid plan with a published price was found.
API or developer access is mentioned. Documentation and developer pages cover SQL access, ingestion, and deployment; Enterprise marketing highlights APIs serving live market data in customer stories.