Last Updated: August 14, 2026
1. Introduction
Welcome to Quick PDF Kit. We provide professional and efficient PDF
document management services while respecting your privacy.
This Privacy Policy explains how we collect, use, store, share, and
protect your information when you use our application.
By continuing to use the app, you agree to this Privacy Policy.
2. Information We Collect
To provide core features, improve user experience, and support free
operation including advertising services, we may collect the following
information.
2.1 Information Required for Core Functionality
• Documents on Your Device: To provide PDF listing, viewing, previewing,
editing, sorting, searching, deleting, renaming, sharing, recent files,
favorites, scan to PDF, image to PDF, PDF splitting, PDF merging, Lock
PDF, and Unlock PDF features, the app requires access to relevant
documents stored on your device.
All document processing is completed locally on your device. We do not
collect, store, or upload your document content.
• Storage Permission: This permission is required to read, manage, save,
and process documents.
• Foreground Service: Foreground service may be used to maintain
stability during large PDF operations such as editing, scanning,
merging, and splitting. No additional personal data is collected during
this process.
2.2 Performance Optimization and Analytics
• Device and Log Information: We may collect anonymous device
information such as device model, operating system version, app version,
and crash logs.
• In-App Interaction Data: Including feature usage frequency, page
views, onboarding completion, and language preferences. This information
is processed and cannot directly identify you.
2.3 Advertising Information
We and our advertising partners may collect:
• General location information
• IP address
• Android ID or similar device identifiers
You can manage advertising preferences through your device settings.
3. How We Use Information
We use information to:
• Provide PDF viewing, editing, merging, splitting, locking, unlocking,
and scanning services.
• Diagnose crashes and improve application stability.
• Analyze anonymous usage patterns and improve product features.
• Provide advertising services and measure advertising performance.
4. Storage and Sharing
• Local Storage: Your PDF files, scanned images, and editing records
remain stored locally on your device. We do not upload your documents.
• Anonymous Data: Anonymous crash reports and analytics data may be
securely transmitted to our servers or service providers.
• Advertising Partners: We may share required information with trusted
advertising platforms such as Google AdMob.
• User Sharing: Files shared through the Share feature are sent directly
to applications selected by you.
5. Third-Party Services
The app integrates third-party advertising SDKs to support free
operation. These SDKs may collect information for advertising purposes.
6. Data Security
We use reasonable technical and administrative measures to protect
collected information.
However, no electronic storage or internet transmission method is
completely secure.
7. Your Rights
• Manage or revoke permissions through system settings.
• Control advertising preferences.
• Stop data collection by uninstalling the app.
8. Children’s Privacy
This app is not directed to children under 13 years old.
We do not knowingly collect children’s personal information.
9. Changes to This Privacy Policy
We may update this Privacy Policy when necessary due to application
changes or legal requirements.
10. Contact Us
Developer: Quick PDF Kit Team
Email: codexflytech@gmail.com