Tools

Time-series databases

6 tools compared: how each is priced, where it runs, and what to consider instead.

Tool Pricing model Free tier Open source
Amazon Timestream AWS's managed time-series database, offered as a native serverless service or as managed InfluxDB. Usage-based No No
InfluxDB Purpose-built time-series database for metrics, sensor and IoT data, available self-hosted or as a managed cloud service. Free tier + paid Yes Yes
Prometheus Open-source monitoring system with a built-in time-series database, the de facto standard for Kubernetes and infrastructure metrics. Open source + paid Yes Yes
QuestDB High-throughput open-source time-series database with SQL, built for fast ingestion of market, IoT and metrics data. Free tier + paid Yes Yes
TimescaleDB Open-source time-series extension for PostgreSQL, giving full SQL and joins alongside time-series performance. Free tier + paid Yes Yes
VictoriaMetrics Open-source, Prometheus-compatible time-series database and monitoring backend built for high cardinality at low cost. Free tier + paid Yes Yes

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