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Legal information

Legal notice

langfred is a service by Altertainment AG. Here you can find the provider’s details and a way to contact us.

Updated: 22 September 2026 · Version 1.1

Provider

Altertainment AG
Wehrenbachhalde 46
8053 Zürich
Switzerland

Representation and company number

Authorised representative: Dennis Eitner

Company identification number (UID): CHE-427.339.485

Contact

For questions about langfred, use the contact option below or the postal address above.

Altertainment AG contact form

Independent service

langfred is developing an independent learning service for fide test preparation. It is neither an official examination centre nor a service of the State Secretariat for Migration (SEM). No official recognition, cooperation, or guarantee of success is promised.