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ClickHouse vs Timescale

ClickHouse logo

ClickHouse

Software

Fast open-source column-oriented database for real-time analytics

From
Free
Rated
-
Full reviewWebsite
Timescale logo

Timescale

Software

PostgreSQL platform for time-series and analytical workloads

From
$30/month
Rated
-
Full reviewWebsite

The short version

  • Only ClickHouse has a free tier, so it costs nothing to try first.
  • Each has a real cost: ClickHouse limited multi-row atomic transactions and expensive UPDATE/DELETE operations unsuitable for transactional systems; Timescale it is built on Postgres, so it inherits Postgres's vertical-scaling limits compared to purpose-built distributed time-series systems.
  • They diverge on capability: ClickHouse covers Column-oriented Storage, Timescale covers Hypertables.

Where they differ

Only the attributes on which ClickHouse and Timescale actually diverge.

Attributes where ClickHouse and Timescale differ
AttributeClickHouseTimescale
Starting priceFree$30/month
Pricing modelUnknownsubscription
Free tierYesNo
PlatformsLinux, macOS, Windows (via Docker)web, api
Founded2021Unknown

Identical on both: user rating (Not yet rated), category (Unknown).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in ClickHouse

  • Column-oriented Storage
  • Real-time Analytics
  • SQL Support
  • Linear Scalability
  • Data Compression
  • Vectorized Query Execution
  • Approximate Calculations
  • Kafka

Only in Timescale

  • Hypertables
  • Native compression
  • Continuous aggregates
  • Point-in-time recovery
  • Read replicas
  • Private networking

What people use each for

The jobs each tool is most often brought in to do.

ClickHouse

  • Business intelligencenot Timescale
  • Data warehousingnot Timescale
  • Real-time analyticsnot Timescale
  • Reportingnot Timescale
  • Machine learningnot Timescale

Timescale

  • IoT and sensor data storagenot ClickHouse
  • Operational and infrastructure metricsnot ClickHouse
  • Time-series analytics dashboardsnot ClickHouse
  • Financial and market tick datanot ClickHouse

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

ClickHouse

  • Limited multi-row atomic transactions and expensive UPDATE/DELETE operations unsuitable for transactional systems
  • Requires upfront schema design discipline with MergeTree engine choices and sort/partition keys
  • Experimental vector search support, not production-ready for vector operations
  • Different query syntax from standard SQL requiring migration planning
  • Limited JOIN capabilities compared to traditional relational databases
  • Migration complexity with 2-4 weeks estimated for data type mapping and query translation

Timescale

  • It is built on Postgres, so it inherits Postgres's vertical-scaling limits compared to purpose-built distributed time-series systems.
  • The free trial is time-limited (30 days) rather than a permanent free tier.
  • Enterprise features like HIPAA compliance and cross-region backups require custom-priced Enterprise plans, not available on entry tiers.
  • Multi-node horizontal scaling and read replicas are gated behind the higher-priced Scale plan.

Pricing, plan by plan

ClickHouse

Free

No published plan breakdown. See the ClickHouse review.

Timescale

$30/month
  • Performance$30/month
    • 4 database services
    • Up to 8 CPU / 32GB memory per service
    • Up to 16TB disk per service
  • Scale$36/month
    • Unlimited database services
    • Up to 32 CPU / 128GB memory per service
    • Up to 64TB disk per service
  • Enterprise$undefined/month
    • Up to 64 CPU / 256GB memory per service
    • Cross-region backups
    • SAML SSO, HIPAA compliance

Which should you pick?

Choose ClickHouse if

  • You need column-oriented storage.
  • You want to start without paying.
  • You work on Linux, macOS, Windows (via Docker).
  • You also want real-time analytics.
ClickHouse review

Choose Timescale if

  • You need hypertables.
  • You work on web, api.
  • You also want native compression.
Timescale review

Questions people ask

Is ClickHouse or Timescale better?
Neither clearly leads. ClickHouse starts at Free and Timescale at $30/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, ClickHouse or Timescale?
ClickHouse has a free tier; the other does not. Paid plans start at Free for ClickHouse and $30/month for Timescale.
Does ClickHouse or Timescale run on more platforms?
ClickHouse runs on Linux, macOS, Windows (via Docker). Timescale runs on web, api.
Can I use ClickHouse for free?
Yes. ClickHouse has a free tier, so you can try it without paying. Timescale starts at $30/month.
What is ClickHouse best used for?
ClickHouse is most often used for business intelligence, data warehousing, real-time analytics, reporting. Of those, business intelligence and data warehousing are not what Timescale is typically brought in for.
What can ClickHouse do that Timescale cannot?
ClickHouse covers Column-oriented Storage, Real-time Analytics, SQL Support, Linear Scalability. Timescale covers Hypertables, Native compression, Continuous aggregates, Point-in-time recovery.

Answered from the vendors’ own pages

ClickHouse: What is ClickHouse best used for?

ClickHouse is optimized for analytical workloads on large datasets. It excels at fast aggregations and queries, being 10-100x faster than PostgreSQL on large aggregations.

Source
Timescale: What does Timescale (Tiger Data) cost?

Tiger Cloud starts at $30/month for the Performance plan (4 database services, up to 8 CPU/32GB RAM), $36/month for Scale (unlimited services, multi-node HA), and custom Enterprise pricing for larger deployments.

Source
ClickHouse: Does ClickHouse support transactions?

ClickHouse has limited transaction support and expensive UPDATE/DELETE operations. It is not suitable for transactional workloads requiring strict ACID guarantees.

Source
Timescale: Is there a free trial and what does it include?

New users get a 30-day trial of the Performance plan with no credit card required, letting them test hypertables, compression and continuous aggregates before paying.

Source
ClickHouse: How does ClickHouse compare to PostgreSQL?

ClickHouse is 10-100x faster for analytics but PostgreSQL is better for transactional workloads. Many teams use both: PostgreSQL for writes via MaterializedPostgreSQL replication to ClickHouse for analytics.

Source
Timescale: How is usage billed?

Billing is monthly in arrears with hourly-metered compute and storage based on average GB consumed per hour; mid-month plan changes are pro-rated and customers can cancel anytime.

Source
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