Privacy Policy

Sakura Formula Pro is an offline math and physics formula handbook designed for focused reference and study. This Privacy Policy explains how the app handles information.

We respect your privacy. Sakura Formula Pro does not require account registration, does not display ads, does not connect to a backend server, and does not collect personal data.

1. Information We Collect

Sakura Formula Pro does not collect, store, transmit, sell, or share any personal information.

The app does not collect:

• Name
• Email address
• Phone number
• Location data
• Device identifiers
• Photos, contacts, or files
• Usage analytics
• Advertising identifiers

2. Local App Data

Sakura Formula Pro uses local storage on your device only to support app features.

Local data may include:

• Saved favorite formulas
• Recently viewed formulas
• Local settings such as dark mode, font size, and haptic feedback

This information stays on your device and is not sent to us or any third party.

3. Offline Formula Content

The app includes bundled local formula data. It contains 72 formula records across categories such as Algebra, Geometry, Trigonometry, Mechanics, Electricity, Waves, Thermodynamics, and Statistics.

Formula content is available offline and does not require an internet connection.

4. Internet, Servers, and Remote Data

Sakura Formula Pro does not use a backend server, remote database, or cloud synchronization.

The app does not upload user activity, favorites, settings, or recently viewed items.

5. Advertising and Analytics

Sakura Formula Pro does not include advertisements, ad SDKs, tracking SDKs, or analytics tools.

6. Permissions

Sakura Formula Pro does not require sensitive permissions to function.

If a device feature such as haptic feedback is used, it is only used locally to improve the app experience.

7. Children’s Privacy

Sakura Formula Pro does not knowingly collect personal information from children or any other users.

Since the app does not collect personal data, no personal information from children is stored or shared.

8. Data Sharing

We do not share user data with third parties because we do not collect user data.

9. Data Retention and Deletion

Any app preferences, favorites, or recently viewed items are stored locally on your device.

You can delete this local data by clearing the app data from your device settings or uninstalling the app.

10. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. Any changes will be posted on this page with an updated date.

11. Contact

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

Email: your-email@example.com