Party

Legal notice

Last updated 2026-10-16

Who is behind Party (partyapp.io and the Party app) and how to reach us.

Operator

Leo Heinz Sommerhalder (sole proprietor), Schaerhusweg 7, 4852 Rothrist, Switzerland.

Party is run by a sole proprietor and is not entered in a commercial register.

Contact

• Email: support@partyapp.io (German or English).
• Contact form: partyapp.io/support#contact — we reply by email, usually within two working days.
• Reporting illegal content, also without an account: partyapp.io/report.

Contact point under the EU Digital Services Act

For authorities of the EU member states, the European Commission, the European Board for Digital Services and users (Articles 11 and 12 DSA): support@partyapp.io. We communicate in German and English.

Hosting

• Website: Cloudflare, Inc., USA.
• App backend and data: Supabase, Inc., USA; data stored in Zurich, Switzerland.