Privacy Policy | Aligner Calculator

Last Updated: January 2, 2026

1. Privacy Commitment

"Aligner Calculator" (hereinafter referred to as "this application") values your privacy. This Privacy Policy explains how we collect, use, store, and protect your personal information. By using this application, you agree to the contents of this Privacy Policy.

2. Information Collection

This application collects the following types of information:

Usage Data: We may collect how you use this application, including feature usage, application crash reports, etc., to improve the application experience.
Clinic Name: You may choose to enter a clinic name. This information is only stored locally on your device and will not be uploaded to our servers.
Subscription Information: When you subscribe to premium features of this application, Apple processes your payment information. We do not collect or store your payment information.

3. Information Use

We use the collected information for:

Providing and improving the functionality of this application
Analyzing usage to optimize user experience
Processing subscriptions and providing customer support
Complying with legal obligations

4. Information Storage

Most of the data in this application (such as clinic names, calculation records, etc.) is stored locally on your device. We do not upload this data to external servers. Some usage analytics data may be anonymized through Apple's services.

5. Data Security

We take reasonable security measures to protect your information, including:

Using security frameworks and encryption technologies provided by Apple
Restricting access to personal information
Regularly updating the application to fix security vulnerabilities

However, please note that no method of transmission or storage is 100% secure, and we cannot guarantee absolute security.

6. Third-Party Services

This application uses the following third-party services:

Apple App Store: For application distribution and subscription management
Apple StoreKit: For processing in-app purchases and subscriptions

These services have their own privacy policies, and we recommend that you read the relevant policies.

7. Data Sharing

We do not sell, trade, or transfer your personal information to third parties, except:

With your explicit consent
As required by law or court order
To protect our rights, property, or safety
Sharing with service providers (only as necessary to provide services)

8. Your Rights

Under applicable laws, you have the following rights regarding your personal information:

Right of Access: You can request to view your personal information that we hold
Right of Rectification: You can correct inaccurate personal information
Right of Deletion: You can request deletion of your personal information
Right of Objection: You can object to certain data processing activities

Since this application primarily stores data locally, you can delete all local data by deleting the application.

9. Children's Privacy

This application is not directed at children under 13 years of age. We do not knowingly collect personal information from children under 13. If we discover that we have collected such information, we will delete it immediately.

10. Privacy Policy Changes

We may update this Privacy Policy from time to time. Material changes will be notified to you through in-app notifications or other means. Continued use of this application indicates your acceptance of the updated policy.

11. International Data Transfer

Your information may be transferred to and stored on servers located outside your country/region. By using this application, you consent to such transfers. We will take appropriate measures to ensure that your information is adequately protected.

12. Contact Us

If you have any questions, comments, or requests regarding this Privacy Policy, please contact us through the settings page within the application or the application page on the App Store. We will respond to your inquiries as soon as possible.