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Software · head to head

ClickHouse vs Loom

ClickHouse logo

ClickHouse

Software

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

From
Free
Rated
-
Full reviewWebsite
Loom logo

Loom

Software

Record instantly, share anywhere

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: ClickHouse limited multi-row atomic transactions and expensive UPDATE/DELETE operations unsuitable for transactional systems; Loom free tier capped at 25 total videos with 5-minute maximum recording length per video
  • They diverge on capability: ClickHouse covers Column-oriented Storage, Loom covers Screen & camera recording.

Where they differ

Only the attributes on which ClickHouse and Loom actually diverge.

Attributes where ClickHouse and Loom differ
AttributeClickHouseLoom
Pricing modelUnknownfreemium
PlatformsLinux, macOS, Windows (via Docker)Web
Founded20212015

Identical on both: starting price (Free), free tier (Yes), 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 Loom

  • Screen & camera recording
  • Instant sharing
  • Video editing
  • Viewer analytics
  • Comments & reactions
  • Transcription
  • Custom CTAs
  • Drawing tools

What people use each for

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

ClickHouse

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

Loom

  • Asynchronous video communication and screen recordingnot ClickHouse
  • Product demonstrations and tutorialsnot ClickHouse
  • Meeting transcription and documentationnot ClickHouse
  • Team communication and knowledge sharingnot 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

Loom

  • Free tier capped at 25 total videos with 5-minute maximum recording length per video
  • Free tier limited to 50 workspace members
  • AI features (auto-meeting recaps, auto-notes, auto-editing) only available on paid Business+AI and Enterprise tiers
  • Video branding (Loom logo) appears on free and Business plan videos; only removed on Business+AI tier

Pricing, plan by plan

ClickHouse

Free

No published plan breakdown. See the ClickHouse review.

Loom

Free

No published plan breakdown. See the Loom review.

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 Loom if

  • You need screen & camera recording.
  • You want to start without paying.
  • You also want instant sharing.
Loom review

Questions people ask

Is ClickHouse or Loom better?
Neither clearly leads. ClickHouse starts at Free and Loom at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, ClickHouse or Loom?
ClickHouse starts at Free and Loom at Free.
Does ClickHouse or Loom run on more platforms?
ClickHouse runs on Linux, macOS, Windows (via Docker). Loom runs on Web.
Can I use ClickHouse for free?
Both have a free tier, so you can try either at no cost before committing.
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 Loom is typically brought in for.
What can ClickHouse do that Loom cannot?
ClickHouse covers Column-oriented Storage, Real-time Analytics, SQL Support, Linear Scalability. Loom covers Screen & camera recording, Instant sharing, Video editing, Viewer analytics.

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
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
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
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Related pages

More on ClickHouse

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