Switzerland · Liechtenstein
Your legal matter, handled.
Bring the letter or say what happened. Causius finds the rule and its source, keeps the deadline and drafts the reply. Nothing leaves without your yes.
No account needed to read a letter.
Letter from the tax office
Dear Ms Erika Muster,
your 2025 assessment is enclosed. An objection may be lodged within 30 days.
- Hidden from the model[NAME-1]
- Deadline14 Novemberfrom: «within 30 days»
- Objection drafted, sources cited
- Send it?
Days of worry, or a few minutes.
Without
- Day 1A letter you half understand
- Day 3Forums, contradicting each other
- Day 8Waiting for an appointment
- Day 12Was the deadline yesterday?
With Causius
- Minute 1Photographed, your name hidden
- Minute 2The deadline, and the sentence it comes from
- Minute 5A reply drafted, every rule cited
- ThenYou decide: send, change, or ask a lawyer
The model never learns who you are.
How security worksIn your browser
Erika Muster, Musterweg 1, 8000 Zürich
What the model reads
[NAME-1], [ADDRESS-1]
Back with you
Erika Muster, Musterweg 1, 8000 Zürich
Each matter is sealed with its own key. Pseudonyms are welcome.
Honest about what it is
| General chatbot | Causius | A lawyer | |
|---|---|---|---|
| Finds the deadline in your letter | Sometimes | With its source | Yes |
| Cites the law it relies on | Rarely checkable | Every rule | Yes |
| Keeps your name from the AI | No | Yes | — |
| Advises and represents you | No | No, and says so | Yes |
| To start | Free | Free | By the hour |
Start from what happened
Where it works
Switzerland
Federal and cantonal law · 26 cantons
defrit
Liechtenstein
Its own legal order
de
Answers in your language; translates a letter into 19 languages.
When you need a person
- Legal assistants help with forms, evidence and filing.
- Licensed lawyers advise and represent, checked against the register, pseudonymous until you engage them.
Start with the letter in front of you.
Email and password, or a passkey. No real name needed.