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Effective Date: August 23, 2026
Effective Date: August 23, 2026
App Name:Stud Finder: Wall Scanner Tool
App Name:Stud Finder: Wall Scanner Tool
This Privacy Policy explains how **Stud Finder: Wall Scanner Tool** ("we", "us", or "our") handles user information. We are committed to protecting your privacy and ensuring a transparent, secure user experience.
This Privacy Policy explains how **Stud Finder: Wall Scanner Tool** ("we", "us", or "our") handles user information. We are committed to protecting your privacy and ensuring a transparent, secure user experience.
### 1. Minimal Data Collection & Privacy First
### 1. Minimal Data Collection & Privacy First
**Stud Finder: Wall Scanner Tool** is designed as an **offline-first utility app**.
**Stud Finder: Wall Scanner Tool** is designed as an **offline-first utility app**.
- We **DO NOT** collect, store, transmit, or sell any personal data, location data, device identifiers, IP addresses, or contact information.
- We **DO NOT** collect, store, transmit, or sell any personal data, location data, device identifiers, IP addresses, or contact information.
- No user account creation or login is required to use any feature of this application.
- No user account creation or login is required to use any feature of this application.
### 2. Device Sensor Usage
### 2. Device Sensor Usage
To provide core functionality, the application accesses hardware sensors locally on your device:
To provide core functionality, the application accesses hardware sensors locally on your device:
- **Magnetometer (Magnetic Field Sensor):** Used exclusively to detect magnetic field variations in microteslas ($\mu T$) for metal and stud detection.
- **Magnetometer (Magnetic Field Sensor):** Used exclusively to detect magnetic field variations in microteslas ($\mu T$) for metal and stud detection.
- **Accelerometer / Gyroscope:** Used exclusively to calculate pitch, roll, and surface inclination angles for the Bubble Level tool.
- **Accelerometer / Gyroscope:** Used exclusively to calculate pitch, roll, and surface inclination angles for the Bubble Level tool.
**Crucial Note:** All sensor data is processed 100% locally in real-time within your device's memory. Sensor data is **NEVER** recorded, saved, uploaded to cloud servers, or shared with third parties.
**Crucial Note:** All sensor data is processed 100% locally in real-time within your device's memory. Sensor data is **NEVER** recorded, saved, uploaded to cloud servers, or shared with third parties.
### 3. Local Storage (Preferences)
### 3. Local Storage (Preferences)
The application uses local device storage (`SharedPreferences`) solely to save your local UI preferences:
The application uses local device storage (`SharedPreferences`) solely to save your local UI preferences:
- Sound and vibration feedback toggles.
- Sound and vibration feedback toggles.
- Preferred measurement unit system (Metric vs Imperial).
- Preferred measurement unit system (Metric vs Imperial).
- Local sensor calibration baseline offsets.
- Local sensor calibration baseline offsets.
- Pre-drilling checklist progress state.
- Pre-drilling checklist progress state.
This data remains strictly on your local device and is removed if you uninstall the app or clear app data.
This data remains strictly on your local device and is removed if you uninstall the app or clear app data.
### 4. Network Access & Offline Functionality
### 4. Network Access & Offline Functionality
100% of the core utility features (Stud Scanner, Bubble Level, Ruler, Safety Guides) operate completely **offline** without requiring an active internet connection.
100% of the core utility features (Stud Scanner, Bubble Level, Ruler, Safety Guides) operate completely **offline** without requiring an active internet connection.
### 5. Children’s Privacy
### 5. Children’s Privacy
Our application does not collect personal information from anyone, including children under the age of 13.
Our application does not collect personal information from anyone, including children under the age of 13.
### 6. Changes to This Privacy Policy
### 6. Changes to This Privacy Policy
We may update our Privacy Policy from time to time. Any changes will be posted within the app or on the store listing page.
We may update our Privacy Policy from time to time. Any changes will be posted within the app or on the store listing page.
### 7. Contact Us
### 7. Contact Us
If you have any questions or feedback regarding this Privacy Policy, please contact us at:
If you have any questions or feedback regarding this Privacy Policy, please contact us at:
📧 **Email: chans.tahir.55@gmail.com
📧 **Email: chans.tahir.55@gmail.com
🌐 **Website:** https://anastahir.vercel.app/
🌐 **Website:** https://anastahir.vercel.app/
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