No. 5 of 26 ·Legal eDiscovery Software

Onna

Web · Self-hosted · API

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Freedom report

One barScore 5.4

Free tierNo free tier on record
Open codeNo open-source code on record
Runs widely1 of 6 device platforms
DocumentedPlans, terms and facts published

Onna is ranked #5 of 26 in legal eDiscovery Software on Freedom251. It runs on API, Self-hosted, Web.

Onna plans and pricing

All plans

Onna Not published Plans start at 1 TB and scale with data processed and stored · Unlimited user licenses · Unlimited connectors · Standard support included onna.com · 4 Oct 2026

Compared on legal eDiscovery Software

Deployment: vendor cloud
Supported data sources: Slack, Microsoft Teams, Outlook, Google Workspace, Zoom, Box, Dropbox, OneDrive, SharePoint, Amazon S3, Jira, Confluence, Salesforce, Zendesk, GitHub, Miro, Quip, custom internal systems, unsupported SaaS applications

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The record

Product: Onna is a data collection and management platform for eDiscovery that centralizes collaboration data in a searchable, defensible platform.
Core workflow: The platform supports preservation, targeted collection, search, and exports to downstream review tools.
Connectors: Onna advertises 29+ no-code connectors, including Slack, Google Workspace, Microsoft 365, Zoom, Atlassian, Dropbox, Salesforce, and Zendesk.
Sync: Onna supports one-time or continuous syncs, and says most connectors automatically pull new or changed content.
Search: Its real-time indexing makes collected data searchable within minutes, with filters such as custodian, channel, date range, keyword, and file type.
Preservation: In-place preservation can prevent deletion or modification of targeted data and maintain an audit trail.
Exports: Onna exports review-ready data to platforms including Logikcull and Reveal while preserving conversation context and message threading.
Security: Onna states that it uses AES-256 encryption on Google Cloud Platform infrastructure, role-based access controls, and comprehensive audit logs.
Compliance: The maker identifies Onna as ISO 27001, SOC 2 Type II, and HIPAA certified.
Support: Every plan includes standard support, described as expert support built in from day one.
Intended users: The maker presents Onna for legal, information technology, information security, and human resources teams.
Deployment and hybrid systems: The connector page says Onna supports hybrid environments, including Jira Server and Confluence Server, alongside cloud applications.
Acquisition: Reveal’s company history states that it acquired Onna in May 2024.
Headquarters: Chicago, Illinois, USA

Where it ranks on Freedom251

Best Legal eDiscovery Software in 2026#5 of 26
Best eDiscovery Software in 2026#8 of 24

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Sources

onna.com/platform· checked 4 Oct 2026
onna.com/connectors· checked 4 Oct 2026
onna.com· checked 4 Oct 2026
onna.com/pricing· checked 4 Oct 2026
onna.com/about· checked 4 Oct 2026