Last Updated: December 26, 2025

KeiK LLC ("we," "us," or "our") respects your privacy and is committed to protecting your personal information. This Privacy Policy explains how we handle information in RubiMask ("the App").

1. Information We Collect

All data loaded into the App (PDFs, images, OCR results, project data, etc.) is stored only on your device. No data is transmitted to our servers or any third-party servers.

2. Data Storage

• Local Storage: All PDF data, images, OCR results, and projects are stored only on your device.
• No Cloud Sync: We do not store your data on any servers or cloud services.
• No Account Required: You can use all features without creating an account or providing personal information.

3. OCR Processing

The App's OCR (Optical Character Recognition) feature is processed entirely on your device:

• PDF and image data is never transmitted over the internet
• Text recognition processing is completed on-device
• Recognition results are stored only on your device

4. Audio Output Feature

The App's audio file output (Text-to-Speech) feature uses iOS system capabilities:

• Speech synthesis is performed on-device
• Text data is never sent to external servers

5. Advertising

The App may display advertisements. We use Google AdMob for ad delivery, and advertising partners process data according to their own privacy policies.

6. Third-Party Services

The App does not use third-party analytics or tracking services for purposes other than advertising. We do not share data with third parties for any purpose other than ad delivery.

7. In-App Purchases

If the App offers in-app purchases, transactions are processed through Apple's App Store. We do not have access to your payment information.

8. Children's Privacy

The App does not knowingly collect personal information from children under 13 years of age.

9. Data Security

Since all data is stored on your device, your information is protected by your device's security features (passcode, Face ID, Touch ID, etc.).

10. Your Rights

Since we do not collect or store personal data on our servers, there is no personal information for us to access, modify, or delete. You have complete control over your data:

• Delete individual projects within the app
• Uninstall the app to delete all data

11. Changes to This Privacy Policy

We may update this Privacy Policy as needed. If there are significant changes, we will notify you on this page. Please review the Privacy Policy periodically.

12. Contact Us

If you have any questions or concerns about this Privacy Policy, please contact us through the form below.