← Aptis Lab

Drop your most confidential
document here.

This page detects and redacts confidential details — AHV numbers, IBANs, names, amounts — right in your browser. Nothing is uploaded. Not a single byte.

Don't trust us? Good. Switch your device to airplane mode — then try again. Whatever works without internet cannot send anything.
Or show this page to your IT people. They will find nothing to object to.
For the technicians: F12 → Network. The counter below runs live.
Drag a document here — or click
PDF or text · never leaves your browser
Contact with the internet since load: none.
Requests: 0 · bytes sent: 0 · monitored by this page itself

This page detects names heuristically. The full version uses a local language model — inside your building, with the same guarantee: nothing leaves the house.

Debits and Credits

Every claim on this page is booked like a business transaction: the claim on the left, its evidence on the right. Unsubstantiated claims stay open — and visibly so.

Debit · ClaimCredit · Evidence
Your data never leaves your house.
OPEN
Not yet substantiated. Run the proof above ↑
An AI system can run entirely inside your house — no cloud.
BOOKED
This page is doing it right now: the detection ran in your browser, on your device. Evidence: your own network tab.
We will also tell you when AI is not worth it for you.
BOOKED
Our assessment ends with a recommendation — even when it reads: “Your risk is low. Save your money.”
Your people learn to run the system themselves.
BOOKED
Role-specific training on your real tasks, groups up to 12. Course programme autumn 2026, Basel.
Getting started costs you nothing but 30 minutes.
BOOKED
A free first consultation, no strings, directly with the person who builds.
Balance of open claims 1
APTIS
Free first consultation

An experiment from the Aptis Lab. The redacted document exists only in this browser window; reload the page and it is gone. That is how we treat you, too. This page deliberately uses no analytics — it would contradict the promise.