Summary: Day1 stores your personal data locally on your device. The AI Coach feature sends your chat messages and basic profile information to OpenAI to generate responses. We do not sell your data or use third-party tracking.

1. Introduction

Day1 ("we," "our," or "us") is a personal development application operated by Salt Brands. This Privacy Policy explains how we handle your data when you use the Day1 mobile application (the "App").

2. Data Stored on Your Device

The following data is created and stored locally on your device only and is never transmitted to any external server:

If you delete the App, all locally stored data is permanently removed.

3. AI Coach — Data Sent to Third Parties

When you use the AI Coach feature, certain data is sent to OpenAI (openai.com) to generate personalized coaching responses. Before using this feature for the first time, the App asks for your explicit consent.

What data is sent to OpenAI:

What is NOT sent to OpenAI:

How OpenAI handles your data:

4. No Tracking or Analytics

Day1 does not use any analytics, advertising, or tracking technologies. Specifically:

5. Payments and Subscriptions

Payments and subscriptions are handled entirely by Apple through the App Store. We do not receive or store any payment information, credit card numbers, or billing details. Apple's privacy policy governs the handling of your payment data.

6. Data Collection Summary

7. Children's Privacy

Day1 is not intended for children under the age of 13. We do not knowingly collect data from children.

8. Your Rights

You can delete all your locally stored data at any time from within the App (Profile → Delete All Data). This action is immediate and irreversible. Since we do not store your data on external servers, there is no additional data to request deletion of.

9. Changes to This Policy

We may update this Privacy Policy from time to time. Any changes will be posted in the App and on this page with an updated "Last Updated" date.

10. Contact Us

If you have questions about this Privacy Policy, please contact us: