Privacy Policy for BreathSync
**Last Updated:** July 18, 2026
BreathSync ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use our mobile application, **BreathSync** (the "App"), available on the Google Play Store.
By using the App, you agree to the collection and use of information in accordance with this Privacy Policy.
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## 1. Information Collection and Use
We prioritize data minimization. The App is designed to protect your privacy by keeping your data on your personal device.
### A. Local User Data (Stored On-Device)
To provide the core features of BreathSync—such as mindfulness logs, custom routines, gamification XP, and daily consistency tracking—the following data is stored locally in your device's sandbox storage:
* **Breathing Session History:** Session duration, completed rounds, date/time of completion, and the specific breathing techniques practiced.
* **Mood Logging:** Your selected daily mood logs used to chart emotional well-being over time.
* **Custom Breathing Routines:** Custom patterns you create (inhale, hold, exhale, and rest durations).
* **Gamification Progress:** Your accumulated Zen XP, levels, and consecutive day streak counts.
> [!IMPORTANT]
> **Zero Server Storage:** All of the data listed above is stored strictly on your device using a local sandboxed database (Hive). We do **not** transmit, upload, backup, or copy this information to our servers or any third-party servers.
### B. Device Permissions
The App requests the following permissions to enable specific features:
* **Notification Permission (`POST_NOTIFICATIONS`):** Used to display morning and bedtime mindfulness reminders that you opt into.
* **Exact Alarm Scheduling (`SCHEDULE_EXACT_ALARM`):** Used on older Android versions to trigger reminders at precise times.
> [!NOTE]
> We do not collect or monitor your location, device ID, contacts, photos, or other personal media files.
### C. AI Coach Feature
Our AI Coach allows you to converse with a mindfulness assistant.
* When you interact with the AI Coach, your chat messages are processed dynamically to generate answers.
* No personal identifiers (such as names or emails) are sent with these requests.
* Your chat prompts are not stored permanently by us and are never shared with advertisers or third-party brokers.
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## 2. Third-Party Services
The App does not sell, trade, or otherwise transfer your personal information to outside parties.
We do not use any marketing trackers, third-party user-profiling analytics libraries, or advertising networks inside the App.
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## 3. Data Retention and Deletion
Since your data is stored locally on your device:
* Your records are kept as long as the App is installed.
* You can delete all data permanently at any time by **clearing the App's storage/cache** in your Android Device Settings or by **uninstalling the App**.
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## 4. Children’s Privacy
BreathSync does not address anyone under the age of 13. We do not knowingly collect personally identifiable information from children. If you are a parent or guardian and you are aware that your child has provided us with personal data, please contact us so we can take necessary actions.
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## 5. Changes to This Privacy Policy
We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last Updated" date at the top of this document.
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## 6. Contact Us
If you have any questions or suggestions about this Privacy Policy, please contact us at:
Email: anast4390@gmail.com