Home / Legal / Lexboost vs Relativity aiR
Lexboost vs Relativity aiR
Both are professional tools for the legal field. Lexboost has a published monthly price, a free trial and a provider in the Netherlands.
LexboostLexboost B.V. (Utrecht, NL)GDPR: StrongPro €89 per user/month (€74 on annual billing, excl. VAT) · free trial
Stronger on 3 by 3 points with a clear margin
Relativity aiRRelativity (Chicago, USA)GDPR: Unknownon request
Stronger on 0 by 3 points with a clear margin
The key differences
- Lexboost publishes a public monthly price (€89); for Relativity aiR the price is on request.
- Lexboost offers a free trial; for Relativity aiR we did not find one.
- Lexboost is based in the Netherlands, Relativity aiR outside the EU.
| Criterion | Lexboost | Relativity aiR |
|---|---|---|
| GDPR profileOur summary of what the provider itself publishes about your data. For a professional tool: whether the data is stored in the EU, whether there is a certification or GDPR guarantee, and whether the provider is based in the Netherlands or the EU. For a general model: EU hosting, no training on your data and self-hosting. From Strong to Unknown; Caution only for a model with a documented problem. How we measure | Strong | Unknown |
| Price | Pro €89 per user/month (€74 with annual billing, excl. VAT) | on request |
| Free trial | Yes | Not found |
| Origin | Netherlands | Outside EU |
| Runs on | ChatGPT | ChatGPT |
| Tasks | AI for legal research | AI for searching documents |
Choose Lexboost if…
- you want to know the cost up front
- you want to try it for free first
- you want a provider in the Netherlands
- what you're looking for: legal research on case law
Choose Relativity aiR if…
- you are looking for: generative AI for document review
- you are looking for: privilege detection in e-discovery
- you are looking for: case strategy analysis with AI
Features of Lexboost
- Legal research on case law
- Search through hundreds of thousands of rulings
- Answers with source references (rechtspraak.nl)
- Automatic anonymisation of personal data
- Sentencing estimate based on case law
- Real-time counterarguments at hearings
- Processing within the EU (servers in Frankfurt)
- Smart actions: deepen, fact-check, memo
Features of Relativity aiR
- Generative AI for document review
- Privilege detection in e-discovery
- Case strategy analysis with AI
- AI response for data breach incidents
- aiR Assist: conversational AI assistant
- PII detection in documents
- Communication mapping and sentiment analysis
- Agentic workflows for e-discovery
Frequently asked questions
- Which is better: Lexboost or Relativity aiR?
- Lexboost has a published monthly price, a free trial and a provider in the Netherlands. What weighs more for you determines the choice; the table sets everything side by side.
- Which is cheaper: Lexboost or Relativity aiR?
- Lexboost: Pro €89 per user/month (€74 with annual billing, excl. VAT); Enterprise on request; 7 days free. Relativity aiR: on request.
- Which is safer for your data: Lexboost or Relativity aiR?
- On the GDPR profile they don't clearly differ (strong and unknown). The profile summarises what the provider publishes; always sign a data processing agreement. See the GDPR check for legal practice.
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