Calyu Privacy Policy

Last updated: 16 April 2026

At Calyu (the App), we take your privacy very seriously. This policy explains what data we collect, how we use it and what rights you have over it.

1. Data Controller

The data controller is Calyu. You can contact us at: info@calyu.app.

2. Data We Collect

To provide you with our shared flat management services, we collect the following information:

  • Contact information: Name and email address (required to create your account).
  • User content: Photos uploaded to the board, expense descriptions, tasks, notes and board messages.
  • Identifiers: Unique user identifier linked to your account (managed through Supabase).

3. Purpose of Data Processing

We use your data exclusively to:

  • Enable access and authentication to the application.
  • Sync data (tasks, expenses and rankings) with the other members of your flat.
  • Send you important notifications about your account status or flat activity (if enabled).

4. Third-Party Service Providers

We use the following services to run the app:

  • Supabase: For authentication, database storage and user-uploaded photos. You can review their privacy policy at supabase.com.

5. Data Retention

Your data will be retained for as long as you have an active account in the application. You can request the deletion of your account and all associated data at any time from within the app or by contacting us.

6. Your Rights

You have the right to:

  • Access your personal data.
  • Rectify any incorrect data.
  • Request the deletion of your data (Right to erasure).
  • Restrict or object to the processing of your data.

7. Security

We implement technical and organisational security measures to protect your data, including the use of encryption protocols provided by our infrastructure providers (Supabase).

For any privacy-related queries, contact us at info@calyu.app

CALYU – The free app for your shared flat