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Head-to-head · Machine Learning Data Catalog Software

Snowflake Horizon Catalog vs Alation Data Catalog

  • Updated Oct 2026
  • Both researched from official sources
Higher score Snowflake Horizon Catalog #3 in Machine Learning Data Catalog Software 8.6/10 30-day trial Free trial✓ 0 of 4 features Visit Snowflake
Alation Data Catalog #6 in Machine Learning Data Catalog Software 8.0/10 Pricing on request ✓ 0 of 4 features Visit Alation

Our verdict

  • Highest scoreSnowflake Horizon Catalog · 8.6/10
  • Free trialonly Snowflake Horizon Catalog

Snowflake Horizon Catalog scores higher on our rubric for machine learning data catalog software: 8.6 against 8.0 out of 10; our editors rank them #3 and #6.

Snowflake Horizon Catalog is the better fit for snowflake-centric data and AI teams. Alation Data Catalog is the better fit for mid-market and enterprise data governance teams.

  • Snowflake Horizon Catalog fits best

    Snowflake-centric data and AI teams

  • Alation Data Catalog fits best

    Mid-market and enterprise data governance teams

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Snowflake Horizon Catalog 8.6/10 Visit ↗ Alation Data Catalog 8.0/10 Visit ↗
At a glance
Editor score 8.6 8.0
Ranking #3 in Machine Learning Data Catalog Software #6 in Machine Learning Data Catalog Software
Best for Snowflake-centric data and AI teams Mid-market and enterprise data governance teams
Pricing model Paid Paid
Starting price — —
Free plan Not checked yet Not checked yet
Free trial 30 days —
Deployment Cloud Cloud, Self-hosted, Browser extension
Platforms Web Web, Chrome extension
Support Tickets, Community, Docs Docs
Compliance SOC 2, ISO 27001, GDPR, HIPAA, PCI DSS, 2FA SOC 2, ISO 27001, HIPAA, SSO/SAML
Integrations 8 integrations 120+ integrations
Built for Mid-market, Enterprise Enterprise, Mid-market
Features Snowflake Horizon Catalog 0/4 · Alation Data Catalog 0/4
ML data lineage Not checked yet Not checked yet
Dataset versioning Not checked yet Not checked yet
Data quality checks Not checked yet Not checked yet
Access policy controls Not checked yet Not checked yet
Specs
ML asset coverage Not checked yet Not checked yet
Deployment Cloud Not checked yet
Our review
Pros
  • Tracks end-to-end and column-level lineage across supported sources.
  • Finds sensitive data and supports policy controls and object tagging.
  • Monitors data quality and helps trace issues to root causes.
  • Search, automated metadata extraction and catalog updates support discovery.
  • Lineage, quality monitoring and governance workflows connect context to controls.
  • 120 integrations, REST APIs and cloud or self-hosted deployment options.
Cons
  • Deployment is cloud-only.
  • Pricing is consumption-based across platform editions and usage.
  • The 30-day trial applies to the Snowflake platform, not the catalog separately.
  • Its stated fit is adjacent to machine-learning-specific catalog needs.
  • Pricing requires a sales estimate; no public dollar amounts or catalog tier prices.
  • Support channels listed are limited to documentation.
Our verdict

Snowflake Horizon Catalog helps organizations discover, interpret, govern, and trace data across Snowflake and external systems. It is aimed at mid-market and enterprise data and AI teams that need governed access to data assets, business…

Read the review →

Alation Data Catalog is an enterprise metadata management and data discovery platform for mid-market and enterprise teams that need governed discovery across databases, files, BI systems, applications and AI models. Search and business…

Read the review →
  1. Snowflake Horizon CatalogMachine Learning Data Catalog Software 8.630-day trial
  2. Alation Data CatalogMachine Learning Data Catalog Software 8.0Pricing on request

Strengths and trade-offs

  • Snowflake Horizon Catalog — where it wins

    • Tracks end-to-end and column-level lineage across supported sources.
    • Finds sensitive data and supports policy controls and object tagging.
    • Monitors data quality and helps trace issues to root causes.

    Where it doesn't

    • Deployment is cloud-only.
    • Pricing is consumption-based across platform editions and usage.
    • The 30-day trial applies to the Snowflake platform, not the catalog separately.

  • Alation Data Catalog — where it wins

    • Search, automated metadata extraction and catalog updates support discovery.
    • Lineage, quality monitoring and governance workflows connect context to controls.
    • 120 integrations, REST APIs and cloud or self-hosted deployment options.

    Where it doesn't

    • Its stated fit is adjacent to machine-learning-specific catalog needs.
    • Pricing requires a sales estimate; no public dollar amounts or catalog tier prices.
    • Support channels listed are limited to documentation.
  • Snowflake Horizon Catalog8.6/10 · 30-day trial

    A cloud data catalog with lineage, governance, and quality tools for Snowflake-centric teams.

    Visit SnowflakeFull verdict →
  • Alation Data Catalog8.0/10 · Pricing on request

    A broad enterprise catalog for discovery, lineage and governance, with a fit adjacent to ML catalogs.

    Visit AlationFull verdict →

More comparisons

All machine learning data catalog software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update