Arca vs Factum
Arca
arca.legal
Factum
factum.lawSide by side
| Figure | Arca | Factum |
|---|---|---|
| Price from | — | €49.58/mo |
| Free plan | — | — |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | — | Yes |
| macOS | — | Yes |
| Plans published | 2 | 4 |
| Spec score · AI Legal Research Software | 8.5 (#2) | 8.1 (#11) |
| Headquarters | Arca’s own pages list 205 W 28th St, New York, NY 10001. | Skopje, North Macedonia |
| Intended users | The terms say the services are intended for businesses and professionals. | Factum describes its audience as lawyers, law firms, legal departments, financial institutions, insurance organizations, professionals and individuals seeking legal support. |
| Security | Arca states that it is SOC 2 Type II certified and GDPR compliant. | Factum states it is ISO/IEC 27001:2022 certified and uses AES-256 encryption at rest, TLS 1.3 in transit, and row-level security between clients. |
| Support | Arca says enterprise deployments include dedicated support and offers demo contact through [email protected]. | Standard includes support, Pro includes fast support, and Business offers dedicated support and onboarding. |
Plans
In their own words
Factum
Factum provides legal research, drafting and document review based on consolidated law across 28 European jurisdictions. Its library covers national laws and bylaws, EU law, and amendments incorporated into the version in force. Answers cite the article supporting each legal claim and direct users to the applicable consolidated text. Users can create contracts, appeals and other legal documents from templates, or request explanations and edits to selected text. Table Review handles selected documents in parallel, cites the source passage for each finding and exports results to XLSX, DOCX or CSV. Factum is available on macOS, Windows and the web, with a Word add-in for research, drafting and clause checks. It also offers connectors for Google and Outlook tools and an MCP server for compatible AI and development clients. The paid service has no free plan and includes a 14-day trial. Listed annual plans are 595.00 EUR for Standard, 980.00 EUR for Pro and 2455.00 EUR for Team; Business pricing is custom.