Alation vs Amundsen: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Alation and Amundsen side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, Amundsen leads on a free plan. We do not name an overall winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Alation
Discover, understand, and trust your enterprise data
Best for you if:
- • You want industry-leading data catalog with strong AI/ML
Amundsen
Open-source data discovery and metadata engine for enhanced data trust and productivity.
Best for you if:
- • You want a fully free tool (Alation requires payment)
| At a Glance | Alation | Amundsen |
|---|---|---|
Starts at | Not published | Free 100% free |
Category | Data & Databases Analytics | Data & Databases Developer Tools |
Rating | 4.4/5 G2 4.4 92 reviews | n/a |
Free plan | No | Yes |
Watch out for | Governance, data quality, lineage, and AI modules are all paid add-ons beyond the base catalog license | Requires internal engineering resources for setup and maintenance. |
Choose Alation or Amundsen?
Choose Alation if
- You want industry-leading data catalog with strong AI/ML
- You want comprehensive data lineage tracking
Choose Amundsen if
- You want a fully free tool (Alation requires payment)
- You want enhances data discoverability and trust
- You want increases productivity for data professionals
In-Depth Analysis
Alation
Discover, understand, and trust your enterprise data
Alation is a premium enterprise data catalog with no published pricing.
Watch out
Governance, data quality, lineage, and AI modules are all paid add-ons beyond the base catalog license
Strengths
- Pro: Industry-leading data catalog with strong AI/ML
- Pro: Comprehensive data lineage tracking
- Pro: Strong governance and compliance features
- Pro: Natural language search for data discovery
- Pro: Active community and knowledge sharing
Weaknesses
- Con: Expensive - typically $200K+ for enterprises
- Con: Complex implementation requiring consultants
- Con: User-based licensing adds up quickly
- Con: Connector fees increase total cost
- Con: Steep learning curve
Key features
Amundsen
Open-source data discovery and metadata engine for enhanced data trust and productivity.
Amundsen is an open-source project, making its 'Open Source' tier completely free.
Watch out
Requires internal engineering resources for setup and maintenance.
Strengths
- Pro: Enhances data discoverability and trust
- Pro: Increases productivity for data professionals
- Pro: Reduces data silos and improves collaboration
- Pro: Provides automated and curated metadata
- Pro: Open-source with an Apache License 2.0
Weaknesses
- Con: Requires self-hosting and setup
- Con: Integration effort may be needed for specific data sources
- Con: Community support may be the primary resource
Key features
Plans and prices: Alation vs Amundsen
| Tool | Plans and prices | Source |
|---|---|---|
| Alation |
| alation.com read Sep 30, 2026 |
| Amundsen |
| amundsen.io read Oct 2, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Alation pricing and Amundsen pricing.
Key Takeaways
Alation
- Choose if you want discover, understand, and trust your enterprise data
Amundsen
- Has a free plan
What the data shows
On the data below, Amundsen leads on a free plan. We do not name an overall winner for this pair.
- Only Alation has a published user rating (4.4/5 from 92 reviews); Amundsen has none we can show.
- Only Amundsen has a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Alation and Amundsen compare in 2026?
On the data below, Amundsen leads on a free plan. We do not name an overall winner for this pair. Only Alation has a published user rating (4.4/5 from 92 reviews); Amundsen has none we can show. Only Amundsen has a free plan.
What are Alation and Amundsen used for?
Alation: Discover, understand, and trust your enterprise data. Amundsen: Open-source data discovery and metadata engine for enhanced data trust and productivity.
What does Alation cost vs Amundsen?
Alation has no public paid-plan price on file. Amundsen is free. Prices read on the vendors' pricing pages, latest check Oct 2, 2026.
What's the main difference between Alation and Amundsen?
Alation's main strength: industry-leading data catalog with strong AI/ML. Amundsen's main strength: enhances data discoverability and trust.