LEO

Web· paid plans from €149/mo

Freedom report

One barScore 4.9

  • Free tierNo free tier
  • Runs widely1 of 6 device platforms
  • DocumentedPlans, terms and facts published

LEO is a web-based legal research service with dossier and case-law analysis, structured analyses, and a legal and tax source library. It provides legal-source access, source citations, document analysis, legal drafting tools, and a matter workspace. SharePoint integration is included with the listed LEO Professional plans. The monthly plan costs 179.00 EUR per month. The annual option costs 149.00 EUR per month, billed annually as €1,788. LEO is paid software with no free plan, but it offers a 14-day trial. Access is through the web. Both Professional billing options list dossier and case-law analysis, structured analyses, the legal and tax source library, and SharePoint integration. The service is aimed at work that combines legal research, analysis, source-based writing, and organizing matters in one browser-based workspace.

Who it is for

LEO suits legal professionals who need research, case-law and dossier analysis, citations, drafting tools, and a matter workspace. It also fits users working with SharePoint.

What is good

  • Dossier and case-law analysis
  • Legal and tax source library
  • Document analysis and legal drafting tools
  • Source citations and matter workspace
  • 14-day trial available

What to know first

  • No free plan
  • Web platform only
  • Monthly plan costs 179.00 EUR per month
  • Annual billing requires €1,788 upfront

Verdict

LEO brings legal research, analysis, citations, drafting, and matter organization together in a web service. The trial provides a limited evaluation period before choosing monthly or annual paid billing.

LEO plans and pricing

All plans
LEO Professional (monthly) €179/mo Monthly billed Dossier and case-law analysis · Structured analyses · Legal and tax source library · SharePoint integration leo.prudai.com · 23 Sept 2026
LEO Professional (annual) €149/mo Billed annually as €1,788 Dossier and case-law analysis · Structured analyses · Legal and tax source library · SharePoint integration leo.prudai.com · 23 Sept 2026

Compared on legal AI software

Free plan
No
Primary use
research
Legal source access
Yes
Document analysis
Yes
Source citations
Yes
Legal drafting tools
Yes
Matter workspace
Yes
Supported platforms
web

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