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CASUS / LIBRA · 2026

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CASUS vs Libra

How CASUS compares to Libra

Two Legal AIs in Microsoft Word. Libra, by Wolters Kluwer, is the content-rich research workspace. CASUS is the all-rounder for everyday document work, with every module included at one transparent price.

Free 14-day trial

No credit card required

5-minute setup

What’s Included

One price, everything included

With CASUS, every module, research, review, benchmark, a region-specific proofread, a data room and the Word add-in, is included at CHF 120 per user per month billed annually. With Libra, the Word add-in and unlimited use start on the Professional tier at CHF 260.

Capability

CASUS

Libra

Microsoft Word add-in

Included

From CHF 260

All modules in one price

✓

—

No usage limits

✓

—

Self-service & free trial

✓

✓

Transparent public pricing

✓

✓

Legal Research & Content

Content is Libra’s strength

Backed by Wolters Kluwer, Libra brings licensed publisher content, Stämpfli commentaries and the Berner Kommentar, into its research. CASUS gives you direct access to statutes and case law, with verifiable sources, built into the same Word workflow.

Capability

CASUS

Libra

Legal content base

Statutes & case law

+ Stämpfli commentaries

Source citations & reasoning

✓

✓

Interface languages

German & English

German & English

Documents handled in

Any language

Any language

Federal & cantonal Swiss law

✓

✓

Built for Swiss law

✓

✓

Document Toolkit

Built for the full document workflow

From drafting to review to a region-specific proofread, CASUS covers the everyday document work directly in Word. Libra covers much of this too; the proofread and the document-first design are where CASUS pulls ahead.

Capability

CASUS

Libra

Primary design

Document-first

Content-first

Drafting in Word

Full

Full

Contract review & risk analysis

✓

✓

Benchmark against your playbooks

✓

✓

Region-specific legal proofreading

✓

—

Agentic chat in your document

✓

✓

Multi-document data room

✓

Discovery

Pricing & Access

One price, everything in

CASUS is CHF 120 per user per month billed annually with every module included, no usage limits and no seat minimum. Libra starts at CHF 120 (Starter, capped), and the Word add-in and unlimited use begin at CHF 260 (Professional).

CASUS

CHF 120

per user / month · billed annually · all modules included

✓

Lower price per seat

✓

Free trial & self-service signup

✓

No seat minimum

✓

All modules & Word add-in included

✓

Hosting in Switzerland

Libra

CHF 260

per user / month · Professional · Starter from CHF 120 · 14-day trial

—

Higher price per seat (CHF 260)

—

Cheaper Starter (CHF 120) has no Word add-in

—

No region-specific proofread

—

Tiered pricing for full features

* Pricing as published by each provider (2026).

Frequently asked questions

Yes, Libra by Wolters Kluwer is a strong Swiss legal AI with licensed Stämpfli content, including the Berner Kommentar, and a Word add-in. CASUS is also built for Swiss law, with every module included at one transparent price. Many firms choose based on whether licensed publisher content or an all-inclusive document toolkit matters more.

Both are Swiss legal AIs that work in Microsoft Word. Libra, by Wolters Kluwer, leads with licensed publisher content (Stämpfli, Berner Kommentar) and tiers its features. CASUS is the all-rounder for everyday document work, with research, review, benchmarking, a region-specific proofread, a data room and the Word add-in all included at CHF 120 per user per month billed annually.

Libra publishes three tiers per user per month: Starter at CHF 120 (capped, no Word add-in), Professional at CHF 260 (Word add-in, unlimited) and Team at CHF 320. CASUS is CHF 120 per user per month billed annually with every module, including the Word add-in, and no usage limits.

For everyday document work, drafting, reviewing, proofreading and finalising in Word, CASUS includes everything at CHF 100, with a region-specific proofread Libra does not offer as a module. Libra is strong if licensed Stämpfli content is central to your research. Some teams use both.

Both comply with Swiss data-protection rules (revDSG) and are ISO 27001 certified. CASUS hosts in Switzerland and the EU, while Libra stores customer data in Germany within the EEA. Both keep data in Europe, and CASUS keeps it in Switzerland by default.

Libra licenses publisher content from Stämpfli, including the Berner Kommentar, which CASUS does not. CASUS gives direct access to statutes and case law, with verifiable sources, built into the Word workflow. If licensed commentaries are central to your work, Libra has the edge there. For an all-inclusive document toolkit, CASUS does.

Yes. CASUS offers a free trial and self-service signup with no sales call required, billed monthly or annually with no seat minimum and every module included. You can start in minutes, directly inside Microsoft Word.

The bottom line

Two strong Swiss tools — one all-inclusive price

Libra, with Wolters Kluwer’s Stämpfli content, is a strong choice if licensed publisher commentaries are central to your research. But if you want one all-rounder for everyday document work in Word, every module included, a region-specific proofread and a transparent CHF 120 annual-billing price with no tiers, CASUS is built for exactly that.