PRIVACY POLICY

Last Updated: July 24, 2026


Shaanxi Yitiantian Network Technology Co., Ltd. ("we", "us", or "our") respects your privacy and is committed to protecting your personal information. This Privacy Policy describes how information may be collected, used, shared, and protected when you use our mobile applications, including, but not limited to:

  • cleaner · pure space
  • Joylog Ledger

APP-SPECIFIC PRIVACY PRACTICES

This Privacy Policy outlines the general privacy, operational, and partnership principles that apply across our applications. The specific data-handling practices of each application may vary depending on its features and services.

For more detailed information, please review the "Data Safety" section and the applicable privacy policy link on each application's Google Play Store listing. These resources provide additional details regarding the information collected, processed, or shared by the relevant application.

1. STRATEGIC OPERATIONAL PARTNERSHIP

To support our international operations and maintain compliant financial management, Shaanxi Yitiantian Network Technology Co., Ltd. has established a strategic partnership with Dot Joy Limited.

Dot Joy Limited acts as our authorized partner for global operational management, advertising optimization, and financial settlement services. As part of this cooperation, limited non-sensitive operational information may be shared with Dot Joy Limited when necessary for account verification, service improvement, operational management, and compliance with applicable Google policies.

2. INFORMATION WE MAY COLLECT

We may collect certain information to operate, maintain, and improve our applications and services.

Device Information

We may collect information associated with your device, including its hardware model, operating system version, device settings, and unique device identifiers.

Log and Usage Information

When you access or use our services, certain technical information may be collected and stored automatically. This may include application crash reports, system activity, performance data, diagnostic information, and related log records.

Information You Provide

We may collect information that you voluntarily provide when contacting us, such as feedback, questions, technical support requests, or other communications sent to xia987568@gmail.com.

3. HOW WE USE INFORMATION

The information we collect may be used to:

  • Provide, operate, maintain, and improve our applications;
  • Diagnose technical issues and enhance application performance;
  • Develop new features, products, and services;
  • Protect our users, applications, and business operations;
  • Respond to feedback and technical support requests;
  • Support operational and financial reviews conducted with Dot Joy Limited; and
  • Satisfy applicable legal, regulatory, platform, and compliance requirements.

4. DATA SECURITY

We use reasonable administrative, technical, and organizational safeguards consistent with industry practices to protect information against unauthorized access, loss, misuse, alteration, disclosure, or destruction.

However, no electronic storage or data transmission method can be guaranteed to be completely secure. Therefore, while we take reasonable steps to protect your information, we cannot guarantee absolute security.

5. THIRD-PARTY SERVICES

Our applications may integrate third-party services, including services such as Google AdMob. These third-party providers may collect or process certain information in accordance with their own terms and privacy policies.

We encourage you to review the privacy policies of the relevant third-party service providers to understand how they collect, use, and protect your information.

6. CHILDREN’S PRIVACY

Our services are not intended for children under the age of 13. We do not knowingly collect personally identifiable information from anyone under 13.

If we become aware that a child under 13 has provided personal information, we will take reasonable steps to remove that information. Parents or guardians who believe that a child has provided us with personal information may contact us using the details below.

7. CHANGES TO THIS PRIVACY POLICY

We may revise this Privacy Policy periodically to reflect changes to our applications, business practices, legal obligations, or operational requirements.

When changes are made, the updated Privacy Policy will be posted on this page, and the “Last Updated” date at the top will be revised accordingly. We encourage users to review this page regularly for the latest information.

8. CONTACT US

If you have any questions, concerns, or suggestions regarding this Privacy Policy, please contact us using the following details:

Technical Support  : xia987568@gmail.com

Business Operations : huiyi@dotjoy.com.cn