Last Updated: 2025.07.01
PDF Reader ("we," "us," or "our") respects your privacy and is committed to protecting it through our compliance with this policy. This Privacy Policy describes how we collect, use, and disclose information when you use our mobile application.
Our app integrates Google AdMob advertising services, which may collect:
Device Information: Including but not limited to device model, operating system version, unique device identifiers (e.g., Advertising ID), IP address, and mobile network information
Usage Data: Your interactions with ads, ad impressions, and click-through rates
Location Data (Optional): Approximate location may be collected for ad targeting purposes
The collected information may be used to:
Deliver and optimize advertising services
Analyze app usage to improve user experience
Prevent fraud and ensure system security
Comply with legal obligations
We use Google AdMob services. Google acts as an independent data controller and processes data according to:
We do not sell your personal information. Data may be shared with:
Ad networks and demand-side platforms (for ad delivery)
Analytics service providers
Law enforcement when legally required
You may:
Reset your advertising identifier (Android: Settings > Google > Ads; iOS: Settings > Privacy > Advertising)
Opt out of personalized ads (through ad settings)
Control location access via device permissions
We retain data only as long as necessary to fulfill the purposes outlined in this policy or as required by law.
Our app is not directed to children under 13. If we discover accidental collection of children's data, we will promptly delete it.
We may update this policy periodically. Material changes will be communicated through in-app notifications or website announcements.
For privacy-related inquiries, please contact: liumeijun0218@outlook.com