Privacy Policy

Welcome to Calvisor ("we", "our", or "us"). We are committed to protecting your personal information and your right to privacy. If you have any questions or concerns about this privacy notice or our practices with regard to your personal information, please contact us at contact@nivaan.uk.

We collect personal information that you voluntarily provide to us when you register on the Calvisor app. The personal information that we collect depends on the context of your interactions with us and the app. This includes:

• Account Data: Email addresses, passwords, and Google Sign-in information.
• Health & Fitness Data: Calorie intake, body measurements, sleep logs, hydration, and step counts.
• Device & Camera Data: We request camera access strictly to scan food items for nutritional analysis. Images are processed securely and are not publicly shared.

We use the information we collect or receive for the following purposes:

• To facilitate account creation and logon processes using Firebase Authentication.
• To analyze food imagery via AI to provide accurate nutritional feedback.
• To track your fitness streaks, health statistics, and personalize your dashboard.
• To manage user accounts and provide necessary customer support.

We only share information with the following third parties to operate our core services:

• Google / Firebase: For secure cloud database hosting and user authentication.
• AI Vision Providers: To process food scans and return nutritional estimates.

We will only keep your personal information for as long as it is necessary for the purposes set out in this privacy notice, unless a longer retention period is required or permitted by law. When we have no ongoing legitimate business need to process your personal information, we will either delete or anonymize such information.

If you are located in certain regions (such as the EEA or UK), you have certain rights under applicable data protection laws. These may include the right to request access to your personal data, request deletion of your data, and withdraw your consent.

We may update this privacy notice from time to time. The updated version will be indicated by an updated "Last Updated" date and the updated version will be effective as soon as it is accessible. We encourage you to review this privacy notice frequently to be informed of how we are protecting your information.

If you have questions or comments about this notice, you may email us or visit our website: