Privacy Policy & Terms of Service
Thank you for using DuoLens. This agreement governs your use of the App. Please read it carefully before proceeding. If you do not agree with any term, please stop using the App. By continuing to use the App, you accept all terms of this agreement.
Information We Collect
Purpose: Used for video recording, which is essential for the app's core functionality.
Processing: All videos and photos are saved locally only and will not be uploaded to any server or third party.
Purpose: Used for personalized ad display, ad conversion tracking, and app experience improvement
Processing: Integrated with third-party ad platforms, see "Third-Party Services" below for details
Information We Do Not Collect
We do not actively collect, upload, or store user videos, photos, contacts, photo albums, files, or any other data not described above. All user information is processed locally or through Apple's service interfaces only. Our backend servers do not store any user information.
Third-Party Services
To ensure the normal operation and optimized experience of this App, we use the following third-party SDKs. Please read their respective privacy policies carefully:
Purpose: Display ad content and optimize ad recommendations
Information We Collect: Advertising identifier, device model, app usage data, etc.
Privacy Policy: AdMob Privacy Policy
Purpose: Statistical analysis and basic anti-fraud functionality
Information We Collect: Device information (e.g. IMEI, Mac address, Android ID, IDFA, OPENUDID, GUID, IMSI), geographic location information
Privacy Policy: UMeng+ Privacy Policy
User Rights
- Permission Control: You can disable any permission in your device settings
- Reset Advertising Identifier: You can reset your IDFA in device settings to opt out of personalized ads
Data Security
Your data security is our priority. This App does not create any user accounts, and all data stays on your device. We ensure that third-party SDK data handling complies with iOS platform standards to prevent unauthorized access.
APPLE USER LICENSE AGREEMENT：https://www.apple.com/legal/internet-services/itunes/dev/stdeula/