QuestDB

Name: QuestDB
Brand: QuestDB
Rating: 4.8 (35 reviews)

Unclaimed Editor reviewed

Time series database for fast analytics

Data & Databases Analytics Developer Tools

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4.8(35 across the web)

FreemiumVisit Website

Reviews onG2

35 reviews tracked

The Bottom Line

Entry price

Free plan available, paid tiers above

Biggest pro

Very fast time-series

Biggest con

Smaller community

TL;DR - QuestDB

QuestDB is a time-series database optimized for fast ingest and queries
It handles millions of rows per second with SQL and PostgreSQL compatibility
Free and open-source, Cloud version available

Pricing: Free plan available

Best for: Growing teams

4.8/5 across review platforms

What is QuestDB?

Editorial review

QuestDB is a high-performance time-series database with SQL support. Optimized for fast ingestion and real-time analytics with a simple, familiar query language.

Available on: Web

LCLouis CorneloupUpdated May 26, 2026 · how we evaluateSourcequestdb.io ↗

Pros & Cons

Pros

Very fast time-series
SQL interface
Good for financial data
Open source
Low resource usage

Cons

Smaller community
Less features than competitors
Newer platform
Limited ecosystem
Specific use cases

Ratings Across the Web

4.8(35 reviews)

G235 reviews

4.8/5

Ratings aggregated from independent review platforms. Learn more

Key Features

Time-series databaseSQL supportFast ingestionReal-time analyticsRead replicas (Enterprise)SSO (Enterprise)RBACAudit logsTiered storageBYOC deployment

Pricing Plans

Open Source

Free

High-performance core engine
Basic authentication
Single instance deployment
Manual backups to local storage
Admin + read-only user
Community support
Time-series SQL

Enterprise

null

Read/write isolation with replicas
TLS encryption
SSO via OAuth 2.0/OIDC
RBAC with column-level access
Audit logs
Horizontal scalability
99.9% uptime SLA
Automated incremental snapshots
Point-in-time disaster recovery
Tiered storage (S3, Azure, GCS)
SLA-backed support

Calculate your cost View full pricing

Reviews

4.8/5

Across 35 verified user reviews on G2

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Best QuestDB Alternatives

Top alternatives based on features, pricing, and user needs.

ClickHousePaid

Fast open-source analytics database

4.4

TimescaleDBFreemium

Time series database on PostgreSQL

4.6

PrometheusFree

Monitoring and alerting toolkit

4.3

InfluxdbFreemium

High-speed time-series database for real-time analytics

4.6

VictoriaMetricsFreemium

Simple, reliable, and efficient monitoring for everyone, built by engineers for engineers.

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Still deciding?

Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.

QuestDB vs ClickHouseHead-to-head: features, pricing, who wins QuestDB vs TimescaleDBHead-to-head: features, pricing, who wins QuestDB vs PrometheusHead-to-head: features, pricing, who wins

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QuestDB FAQ

Is QuestDB free?

Yes, QuestDB Open Source is free and can be self-hosted. Enterprise features require a commercial license with custom pricing.

Does QuestDB support SQL?

Yes, QuestDB uses SQL as its query language with time-series optimizations like materialized views.

Does QuestDB support SSO?

Yes, SSO via OAuth 2.0/OIDC is available on Enterprise with RBAC and audit logs.

What is the uptime SLA?

Enterprise offers 99.9% uptime SLA with automatic failover and multi-instance high availability.

Source: questdb.io

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