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ARX Data Anonymization Tool vs Synthesized

ARX Data Anonymization Tool

arx.deidentifier.org

Synthesized

synthesized.io

Side by side

FigureARX Data Anonymization ToolSynthesized
Price fromFree—
Free planYes—
Free trial——
Open source——
Web—Yes
WindowsYes—
macOSYes—
LinuxYesYes
APIYesYes
Self-hostedYesYes
Plans published11
Spec score · Data De-Identification Tools8.4 (#2)7.0 (#7)
HeadquartersBerlinLondon, England, United Kingdom
PurposeARX is open-source software for anonymizing sensitive personal data and supports privacy and risk models, data transformation methods, and utility analysis.Synthesized creates governed, production-realistic test data scenarios for enterprise software releases, SAP transformations, and AI-agent validation.

Plans

ARX Data Anonymization Tool

  • ARX Data Anonymization ToolFree

ARX Data Anonymization Tool pricing →

Synthesized

  • SynthesizedPriced on request

Synthesized pricing →

In their own words

ARX Data Anonymization Tool

ARX Data Anonymization Tool is open-source software for anonymizing sensitive personal data and examining privacy risk and data utility. Its graphical application supports data import and cleansing, transformation-rule setup, tailoring anonymized datasets, and analysis of utility and residual re-identification risk. It imports CSV, MS Excel, and relational database data, including MS SQL, DB2, MySQL, and PostgreSQL. Listed methods include k-anonymity, l-diversity, t-closeness, δ-presence, risk-based criteria, and semantic models such as differential privacy. ARX exports displayed tables to CSV and compares input with transformed data using information-loss models, descriptive statistics, and application-specific analyses. Its risk analysis reports prosecutor, journalist, and marketer attack risks, estimates population uniqueness, and can identify HIPAA Safe Harbor identifiers and further quasi-identifiers. A Java library and API can add anonymization capabilities to Java programs. The tool is free under Apache License 2.0 and supports Linux, macOS, Windows, API, and self-hosted options. The maker provides PGP/GPG-signed checksums for download integrity and states the software is provided without warranties or conditions.

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Synthesized

Synthesized has no write-up on Specifiction yet; its figures are above.

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