Onna vs ZDiscovery
| Onna | ZDiscovery | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | api, self-hosted, Web | Web |
| Deployment | vendor cloud | 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 | Microsoft 365, Exchange Online, OneDrive for Business, SharePoint, Teams, Google Vault, Slack, Onna, and drag-and-drop uploads |
| Free plan | — | No |
| Email threading | — | Yes |
| Production formats | — | native, TIFF, PDF, and configurable load files |
Both are listed in Best Legal eDiscovery Software. On Everything Xiaomi, Onna scores higher on our published basis.