ClickHouse

Unclaimed Editor reviewed

Fast open-source analytics database

Data & Databases Analytics Business Intelligence

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4.4(20 across the web)

PaidVisit Website

Reviews onG2

20 reviews tracked·18 press mentions

The Bottom Line

Entry price

Paid plans only

Biggest pro

Extremely fast analytics

Biggest con

Not for OLTP

TL;DR - ClickHouse

ClickHouse is a column-oriented database for real-time analytics on massive datasets
It delivers sub-second query performance on billions of rows for OLAP workloads
Free and open-source, with ClickHouse Cloud from $0.30/hour

Pricing: Paid only

Best for: Enterprises & pros

4.4/5 across review platforms

What is ClickHouse?

Editorial review

ClickHouse processes analytical queries at speeds that seem impossible. Billions of rows in seconds, columnar storage optimized for aggregations, and SQL syntax that feels familiar even for complex analytics. The open-source version is production-ready. Compression ratios keep storage costs low. The query optimizer handles analytical workloads brilliantly. Data teams with big analytical workloads choose ClickHouse when query performance is more important than transaction support.

Available on: Web, Linux, macOS, Windows

LCLouis CorneloupUpdated May 26, 2026 · how we evaluateSourceclickhouse.com ↗

Pros & Cons

Pros

Extremely fast analytics
Good compression
SQL interface
Column-oriented
Open source

Cons

Not for OLTP
Updates expensive
Operations complex
Learning curve
Specific use cases

Ratings Across the Web

4.4(20 reviews)

G220 reviews

4.4/5

Ratings aggregated from independent review platforms. Learn more

Key Features

Analytics databaseColumnarFast queriesSQLReal-timeOpen source

Pricing Plans

Free Trial

Pricing checked May 28, 2026

Basic

null

Usage-based pricing

1 replica
8 GiB RAM
2 vCPU
Pay-as-you-go compute

Scale

null

Production workloads

Multiple replicas
Independent scaling
Advanced features

Enterprise

null

High compliance needs

Custom SLA
Disaster recovery
Hardware control

Calculate your cost View full pricing

Reviews

4.4/5

Across 20 verified user reviews on G2

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Best ClickHouse Alternatives

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

SnowflakePaid

Unify your data across clouds with separate compute and storage

4.6

Amazon RedshiftPaid

Petabyte-scale data warehouse on AWS

4.4

Apache DruidFree

Real-time analytics database for high-speed queries

4.3

Apache PinotFree

Unlock real-time insights from petabyte-scale data with ultra low-latency analytics.

PrestoFree

Query petabytes of data across diverse sources with lightning-fast, open-source SQL.

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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.

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ClickHouse FAQ

Is ClickHouse free?

Yes, ClickHouse is open source under Apache 2.0. Self-host for free. ClickHouse Cloud is the managed service with usage-based pricing.

What is ClickHouse?

ClickHouse is a column-oriented database for OLAP. Extremely fast analytical queries. Used by Cloudflare, GitLab, and many others for analytics.

ClickHouse vs PostgreSQL?

ClickHouse is for analytics queries on large datasets. PostgreSQL is general-purpose. ClickHouse 100x+ faster for analytics; PostgreSQL for transactional workloads.

What is ClickHouse used for?

Real-time analytics, log analysis, time-series data, and business intelligence. Queries billions of rows in milliseconds.

Source: clickhouse.com

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