No. 16 of 30 ·Data Cleansing Software

Ataccama ONE

Web · Windows · Mac · Linux · Self-hosted

Freedom report

Two barsScore 5.1

Free tierNo free tier on record
Open codeNo open-source code on record
Runs widely4 of 6 device platforms
DocumentedPlans, terms and facts published

Ataccama ONE is ranked #16 of 30 in data cleansing software on Freedom251. It runs on Linux, macOS, Self-hosted, Web, Windows. There is no free plan.

Ataccama ONE plans and pricing

All plans

Ataccama ONE Not published Tier depends on named users, managed data objects, and active DQ configurations; read-only consumer users are unlimited; limits are soft ataccama.com · 30 Sept 2026

Compared on data cleansing software

CRM connectors: Yes
Standardization rules: Yes
Data validation: Yes
Data enrichment: Yes
Processing mode: both

Best Ataccama ONE alternatives

See all 20

Two bars Melissa Data Quality Free tier No. 1$29.17/mo6.7 One bar BlueData Free tier No. 2$150/mo6.5 Two bars DataCleaner Free tier No. 3Free6.5 Two bars OpenRefine Free tier No. 4Free6.5 One bar Plauti Deduplicate Free tier No. 5Free6.3 One bar Infosys Data Workbench Paid plans No. 6—5.5

The record

Purpose: Ataccama ONE is an agentic data trust platform that brings together data quality, catalog, observability, lineage, reference data, and master data management.
Data quality: The platform monitors, cleanses, and standardizes data across systems using reusable rules.
Data catalog: The catalog helps users find, understand, and govern data assets across structured and unstructured sources.
AI agent: ONE AI Agent can generate rules, detect anomalies, and resolve issues at the source, with reasoning transparency.
Integrations: Ataccama describes its platform as data source agnostic and lists connectors for databases, data lakes, warehouses, cloud storage, streams, files, BI tools, and analytics platforms.
Deployment: Ataccama Cloud supports data processing within the customer network through hybrid mode and can connect to cloud, on-premises, or third-party hosted data sources.
Security: Ataccama Cloud documents AES-256 encryption at rest, TLS 1.3 communications, role-based access control, and ISO 27001 and SOC 2 certifications.
Compliance: Ataccama’s Trust Center lists annual SOC 2 Type II audits, ISO 27001:2022 and ISO 9001:2015 certifications, and GDPR adherence.
Support: Ataccama offers on-demand training videos free to registered users, instructor-led training, and certification for Ataccama ONE.
Pricing limits: Pricing tiers are determined by named users, data objects, and active DQ configurations; exceeding limits does not interrupt operations or trigger charges.
Trial and evaluation: The pricing page offers demos and guided evaluations aligned to customer data, integrations, and success criteria, without listing a free trial.
Headquarters: Toronto, Ontario, Canada

Where it ranks on Freedom251

Best Data Cleansing Software in 2026#16 of 30
Best Data Fabric Software in 2026#17 of 23
Best Master Data Management Software in 2026#11 of 19

Is Ataccama ONE yours?

Claim it for free: prove the domain, then correct facts, plans and screenshots. An editor reviews every change.

Claim it free Promote Ataccama ONE

Sources

ataccama.com/platform· checked 30 Sept 2026
ataccama.com/connectors· checked 30 Sept 2026
docs.ataccama.com/one/latest/ataccama-cloud/ataccama-clou· checked 30 Sept 2026
ataccama.com/trust-center· checked 30 Sept 2026
ataccama.com/training· checked 30 Sept 2026
ataccama.com/pricing· checked 30 Sept 2026
ataccama.com/platform/master-data-management· checked 23 Sept 2026