Shortlist by what you need
Start here if you know why you are leaving Tamr.
Want the closest match?
PromethiumMost similar to Tamr in what it does, its category and its price.
Visit (opens Promethium in a new tab)Need a free plan?
TiloresHas a free plan, rated 4.1 out of 5. Tamr has none.
Visit (opens Tilores in a new tab)Want the best rated?
QlooRated 4.2 out of 5 in our review, against 4.3 for Tamr.
Visit (opens Qloo in a new tab)
At a glance
Green means better than Tamr, red means worse. Prices are starting prices per month.
| Tool | Our rating | Starts at | Free plan | Best for | Compare |
|---|---|---|---|---|---|
 TamrBaseline | 4.3 | Not listed | No | AI-native master data management platform that matches, cleans and enriches records into golden records using entity resolution, AI agents with human oversight, a knowledge graph and an MCP connection for LLMs. | |
| Promethium | 3.8−0.5 | Not listed | No | Makes enterprise data AI-ready through a universal query engine, a context hub and a Trust Harness, so agents answer from governed data. | vs Tamr |
| Qloo | 4.2−0.1 | Not listed | No | Cultural taste graph of 3.7 billion entities that predicts preference across categories. | vs Tamr |
 Well | 3.8−0.5 | Free | YesTamr has none | Connects business tools into one enriched graph with more than 120 connectors. | vs Tamr |
 PAXAFE | 4.0−0.3 | Not listed | No | Predictive supply chain platform that flags at-risk shipments before cold chain failures happen. | vs Tamr |
 Perigon | 4.2−0.1 | Not listed | No | Structured real-time news data delivered by API to applications and AI agents. | vs Tamr |
 RudderStack | 4.0−0.3 | Free | YesTamr has none | A warehouse-native customer data platform, now agentic - customer data stays in your own warehouse instead of being copied into a vendor's. | vs Tamr |
 Supersimple | 4.1−0.2 | Not listed | No | Self-service business intelligence with governed definitions and permission-aware answers. | vs Tamr |
| Tilores | 4.1−0.2 | Free | YesTamr has none | Resolves duplicate records into one entity in under 300ms, with auditable match rules. | vs Tamr |
The alternatives in detail
In order of how closely each one matches Tamr.
Promethium
3.8Not listed
vs Tamr−0.5
Makes enterprise data AI-ready through a universal query engine, a context hub and a Trust Harness, so agents answer from governed data.
- Universal Query Engine reaching data without consolidation
- 360 degree Context Hub supplying semantic meaning
- Trust Harness governing AI output
Semantic context is what makes AI answers correct rather than plausible
No public pricing - enterprise sales
Qloo
4.2Not listed
vs Tamr−0.1
Cultural taste graph of 3.7 billion entities that predicts preference across categories.
- Knowledge graph of about 3.7 billion cultural entities
- Cross-domain preference prediction
- Audience intelligence and taste analysis
Answers the cross-category question behavioural data cannot
No published pricing
Well
3.8Free
vs Tamr−0.5Free plan
Connects business tools into one enriched graph with more than 120 connectors.
- More than 120 connectors across common business systems
- Unified graph model rather than isolated synced tables
- AI enrichment that augments records beyond simple copying
Broad connector coverage removes most custom integration work
Value depends entirely on your specific tools being supported
PAXAFE
4.0Not listed
vs Tamr−0.3
Predictive supply chain platform that flags at-risk shipments before cold chain failures happen.
- CONTXT platform combining telematics, ERP, and third-party shipment data
- Automated lane risk assessment for shipping routes
- Passive temperature logger monitoring and management
Deep specialization in cold chain risk versus generalist supply chain tools
Pricing requires a sales conversation with no self-serve option
Perigon
4.2Not listed
vs Tamr−0.1
Structured real-time news data delivered by API to applications and AI agents.
- News API across roughly 220,000 sources
- Monitors for defined events and custom feeds
- MCP integration for Claude and Cursor
Gives an agent a live source beyond its training cutoff
The pricing page returns a 404
RudderStack
4.0Free
vs Tamr−0.3Free plan
A warehouse-native customer data platform, now agentic - customer data stays in your own warehouse instead of being copied into a vendor's.
- Warehouse-native architecture - data stays in your own warehouse
- Agentic capabilities acting on customer data
- Event collection and streaming pipelines
No second copy of customer data in a vendor system
Assumes you already run a data warehouse
Supersimple
4.1Not listed
vs Tamr−0.2
Self-service business intelligence with governed definitions and permission-aware answers.
- Plain-language questions answered across the data warehouse
- Answers grounded in governed metric definitions rather than inferred ones
- Permission-aware search that respects existing access controls
Governed definitions solve the trust problem that sinks most NL-BI tools
Requires an existing warehouse with defined metrics to be useful
Tilores
4.1Free
vs Tamr−0.2Free plan
Resolves duplicate records into one entity in under 300ms, with auditable match rules.
- Real-time entity resolution at sub-300ms ingestion
- GraphQL API for entity queries
- Explicit, auditable matching rules
Auditable rules rather than an unexplainable model decision
Commercial pricing is on request only
FAQ
Questions people ask
Is Tamr free?
Tamr does not list a free plan. Check its pricing page for current plans.
What is the best free alternative to Tamr?
Tilores is the highest-rated alternative here with a free plan (4.1 out of 5). Other free options: RudderStack, Well.
How did you pick these alternatives?
We match tools on what they do, their category and their price, using the details in our directory. Ratings come from our reviews and reader reviews.