ideo
Vérifier un numéro IDE / UID suisse (CHE)
⚠︎ ideo only verifies the structure and check digit (modulo 11) of the number. It does not confirm that a company exists, is active or VAT-registered — for that, consult the official UID register (uid.admin.ch).
ideo is a free, no-sign-up online switzerland tool: vérifier un numéro ide / uid suisse (che). Built for Switzerland. Everything is computed right in your browser — no data is sent to a server, your information stays private. Fast, ad-free, works on mobile and desktop. Keywords: ide, uid, che, numéro entreprise, tva, validation.
Every Swiss company has a UID business identification number (also called IDE), formatted CHE-xxx.xxx.xxx. Its last digit is a modulo-11 check digit that catches typos. ideo instantly verifies that a number is well-formed and that its check digit is correct — handy before saving a client or supplier or issuing an invoice. The check runs in your browser, without sending the number anywhere.
FAQ
Is ideo compliant with Swiss standards?
Yes. ideo applies the current Swiss rules (vérifier un numéro ide / uid suisse (che)) to produce a result you can use directly in your accounting and paperwork.
Is my data sent to a server?
No. Everything is computed in your browser — no data (amount, IBAN, number) is transmitted or stored. Ideal for sensitive information.
Is ideo free?
Yes, ideo is free and requires no sign-up. Pro features for Swiss freelancers and SMEs are coming to outils.ch.