Privacy Policy

Effective Date: July 29, 2025

1. How This Service Collects and Uses Personal Information

In order to provide you with this service, maintain the normal and secure operation of this service, and optimize the functional experience of this service, TwinLing will collect personal information that you actively provide or authorize to provide when using this service according to the following purposes and methods:

1.1 User Feedback

During the use of this service, you can provide feedback on problems encountered during use and service experience, helping us better understand your experience and needs when using our products or services. While helping you solve problems, we also help improve our products and services. For this purpose, we will record the problems or suggestions you provide feedback on, and the questionnaire feedback information you send.

1.2 Camera Permission

Taking photos for object category recognition. Photos will be uploaded to the server for category recognition, but we will not retain your photos on the server.

If you refuse to grant camera permission, you will not be able to take photos for category recognition.

1.3 Email Feedback

When users send feedback emails to us, it will include the user's email address, phone model, system version number, and error logs (if any). We will only use this information to contact users and improve our services. We will not share this information with third parties, and this information will not be used for marketing purposes.

1.4 Links to Other Websites

This application may contain links to other websites. If you click on a third-party link, you will be directed to that website. Please note that these external websites are not operated by us. Therefore, we strongly recommend that you review the privacy policies of these websites. We have no control over and assume no responsibility for the content, privacy policies, or practices of any third-party websites or services.

2. Protection of Minors

2.1

The services provided by TwinLing are intended for all users.

2.2

If you are the guardian of a minor, when you have relevant questions about the personal information of the minor under your guardianship, please contact us through the contact information disclosed in this privacy policy.

3. Revision and Notification of Privacy Policy

3.1

In order to provide you with better services, this service will be updated and changed from time to time. We will revise this privacy policy in a timely manner. These revisions constitute part of this privacy policy and have the same effect as this privacy policy. Without your explicit consent, we will not reduce the rights you should enjoy under the currently effective privacy policy.

3.2

After this privacy policy is updated, we will issue an updated version and remind you of the updated content through appropriate means before the updated terms take effect, so that you can timely understand the latest version of this privacy policy. If you continue to use this service after this privacy policy is updated, it will be deemed that you accept the updated privacy policy.

4. Contact Us

4.1

TwinLing is a product created by an independent developer. For any questions, opinions, or requests related to this privacy policy, you can send relevant questions to hexiangpengynu@gmail.com. Under normal circumstances, we will reply within ten working days after receiving your relevant contact information.

5. Others

5.1

This privacy policy may exist in multiple language versions. If there are inconsistencies or conflicts between the terms of different language versions, the Simplified Chinese version of this privacy policy shall prevail.

5.2

The headings in this privacy policy are set for convenience and reading only and do not affect the meaning or interpretation of any provisions in this privacy policy.