Privacy Policy

Last updated: February 13, 2026

This policy explains how billig.deals handles personal data when you use this website and sign in with Google.

Data we collect

Account data from Google sign-in (such as email and account identifier).
Profile and preference data you provide in the app (for example name, address, favorite products, and saved stores).
Usage and security data needed to keep the service reliable (for example request logs and rate-limiting records).

How we use data

To authenticate your account and let you access your saved data.
To deliver core features like offer matching, shopping-cart sharing, and nearby-store lookup.
To secure the service, prevent abuse, and troubleshoot operational issues.

Third-party services

Google OAuth is used for account sign-in.
Supabase is used for database and authentication infrastructure.
Google Places/Maps APIs are used when you request address or nearby-store features.

Retention and deletion

We retain personal data only as long as needed for service operation and security.
You can request deletion of your account data by contacting us.