Xerox CategoriX proprietary automated document classification technology that dramatically improves the speed, accuracy and consistency of litigation review.The tool also detects when two similar documents appear in different categories, prompting the legal team to take a closer look to ensure consistency. CategoriX leverages the expertise of attorneys and subject matter experts most knowledgeable about the case early in the process, and applies statistical and machine-learning techniques to calculate graduated relevance scores for each document in the collection. CategoriX combines powerful technology with human expertise to deliver a high-quality document review there is no need to install or maintain software, scale servers, train IT personnel or end users, or staff technical experts in-house.
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As of January 2026, the mindshare of Xerox CategoriX in the eDiscovery category
stands at 0.7%, up from 0.1% compared to the previous year, according to calculations based on PeerSpot user engagement data.
eDiscovery Market Share Distribution
Product
Market Share (%)
Xerox CategoriX
0.7%
Microsoft Purview eDiscovery
10.7%
kCura Relativity
5.6%
Other
83.0%
eDiscovery
Learn more about Xerox CategoriX
Xerox CategoriX was previously known as CategoriX.
