Privacy Policy

Applies to: JumpBox (Fitness Plyo Box Training App) Effective date: 2026-01-19 Version: 1.0

This Privacy Policy explains how we collect, use, store, and protect your information. JumpBox provides plyo box workouts, resistance band stretching guidance, and workout counting features. We follow a data minimization principle: we process data only when necessary to deliver features.

Developer/Operator: TrackLink Trading INC
Contact email: tianqizhao@126.com
If you have questions about this policy, please contact us using the email above.

1. Information We Collect

Depending on your use and our implementation, we may process the following categories of information:

2. How We Use Information

3. Sharing or Selling Data

We do not collect, store, or transmit any personal information or device data through the App. Because we do not collect data, we do not sell or share any personal information with third parties. If we ever change this in the future, we will update this Privacy Policy and, where required, obtain your consent.

4. Third-Party Services & SDKs

This app does not integrate any third-party SDKs and does not provide user data to third parties.

5. Permissions

JumpBox typically does not require sensitive permissions for workout counting and stretching guidance. This app does not access camera, microphone, location, contacts, or other sensitive permissions:

6. Data Storage & Retention

7. Security

We take reasonable technical and organizational measures to protect information, including:

8. Your Choices & Rights

9. Children’s Privacy

We do not knowingly collect personal information from children under 13. If you believe a child provided personal information to us, please contact us and we will take steps to delete it if applicable.

10. Updates to This Policy

We may update this Privacy Policy from time to time. If changes are material, we will notify you via in-app notice, app store listing updates, or this page. The updated policy is effective upon posting.

11. Contact Us

If you have questions, feedback, or requests regarding this Privacy Policy, please contact:
Email: 【Please fill in your support email】
Developer/Operator: 【Please fill in your developer/company name】