1
Introduction
Welcome to PDFmastah, developed by NAROEH SUCIPTO DEVS.
We take your privacy very seriously. This Privacy Policy explains how our application handles
your information when you use our mobile application.
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Bottom line: PDFmastah is a 100% offline application. We do not collect,
store, transmit, or share any of your personal data or files. Your documents stay on your device, always.
2
Information We Collect
We collect absolutely no data. PDFmastah operates entirely offline and does not:
- Collect personal information (name, email, phone number, etc.)
- Access your files without your explicit action
- Track your location or device information
- Use analytics, tracking, or telemetry services
- Require account creation or login
- Connect to the internet for any purpose
3
File Access & Storage
PDFmastah uses modern Android APIs to access files securely and with minimal permissions:
- Storage Access Framework (SAF) — You manually select which files to open or save through the system file picker. The app cannot browse or access files you haven't explicitly chosen.
- Photo Picker — For the Photo-to-PDF feature, images are selected through Android's built-in Photo Picker, which grants access only to the photos you select.
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Zero Permissions: PDFmastah requests no storage permissions whatsoever.
All file access is initiated and controlled entirely by you through the system's secure file selection dialogs.
4
Data Processing
All document processing (viewing, merging, splitting, compressing, and photo conversion)
happens locally on your device. Your files are:
- Never uploaded to any server
- Never transmitted over the internet
- Never shared with third parties
- Never stored beyond the processing session
5
Third-Party Services
PDFmastah does not integrate any third-party services such as:
- Advertising networks or ad SDKs
- Analytics or crash reporting services
- Social media plugins
- Cloud storage services
- User tracking or attribution platforms
The app uses PdfBox-Android, an open-source library, solely for local PDF processing.
This library operates offline and does not collect or transmit any data.
6
Children's Privacy
PDFmastah is not specifically directed at children under the age of 13. However, since the app
collects no personal data of any kind, it is safe for users of all ages to use.
7
Data Security
Since PDFmastah does not collect, store, or transmit any user data, there is no risk of data
breaches from our end. All your documents remain exclusively on your device under your control.
8
Changes to This Policy
We may update this Privacy Policy from time to time. Any changes will be reflected on this page
with an updated effective date. We encourage you to review this Privacy Policy periodically
for any changes.
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Our commitment: If we ever change our data practices, we will update this
policy before implementing any changes and clearly communicate what has changed.