Effective date: 21 May 2026
Overview
Quidong (“the app”) is developed by Yusho Ltd. We respect your privacy and have designed the app accordingly.
Data we collect
None. The app does not collect, store, transmit, or share any personally identifiable information about you. We do not require you to create an account, and we do not use analytics, advertising identifiers, tracking technologies, or third-party SDKs that collect personal data.
Any information you enter or generate within the app remains on your device. We have no access to it.
Third-party services
The app does not integrate with third-party services that collect user data on our behalf.
Note that Apple may collect limited diagnostic and usage information through the App Store and iOS itself, governed by Apple’s own privacy policy. This is outside our control.
Children’s privacy
The app does not knowingly collect information from anyone, including children under 13.
Changes to this policy
If this policy changes in future, the updated version will be made available at the same location with a revised effective date. Continued use of the app after changes constitutes acceptance of the revised policy.
Contact
For any questions, concerns, or disputes regarding this privacy policy or the app’s data practices, please contact:
Yusho Ltd
Email: i.have.a.question.about.this.app@yusho.co.uk
We aim to respond to all enquiries within a reasonable timeframe.