# Privacy Policy for Quantum Cleaner

**Last Updated: November 1, 2025**

## Introduction

This Privacy Policy describes how Quantum Cleaner ("we", "our", or "the App") collects, uses, and protects your information when you use our mobile application. We are committed to protecting your privacy and ensuring the security of your personal information.

By using Quantum Cleaner, you agree to the collection and use of information in accordance with this policy.

## Information We Collect

### 1. Device and Storage Information

To provide our core cleaning functionality, we collect and process:

- **Storage Data**: Information about files, folders, and storage usage on your device to identify junk files, duplicate files, large files, and empty folders

- **Device Information**: Device model, manufacturer, operating system version, CPU information, memory status, screen resolution, and battery status

- **App Usage Data**: Information about installed applications and their cache sizes to help optimize device performance

### 2. Advertising Information

- **Advertising ID**: We may collect your Google Advertising ID to provide personalized advertisements through third-party advertising partners (Google AdMob)

### 3. Technical Information

- **Network Information**: Network type, connection status, and IP address for app functionality

- **App Performance Data**: Crash reports and performance metrics to improve app stability

### 4. Information We DO NOT Collect

- We do **NOT** collect, read, or access the content of your personal files (photos, videos, documents, messages)

- We do **NOT** collect your name, email address, phone number, or location data

- We do **NOT** collect your contacts or call logs

## How We Use Your Information

We use the collected information solely for the following purposes:

### 1. Core Functionality

- Scanning and identifying junk files, cache files, temporary files, and duplicate files

- Analyzing storage usage and device performance

- Cleaning unnecessary files to free up storage space

- Displaying device system information

### 2. App Improvement

- Analyzing app performance and crash reports

- Improving cleaning algorithms and scan accuracy

- Enhancing user experience

### 3. Advertising

- Displaying relevant advertisements through third-party ad networks

- Measuring ad performance and effectiveness

## Data Storage and Security

### 1. Local Processing

All file scanning and cleaning operations are performed **locally on your device**. We do not upload your files or personal data to our servers.

### 2. Security Measures

We implement appropriate technical and organizational measures to protect your information:

- All operations require explicit user permission

- We use secure connections when communicating with third-party services

- We do not store sensitive personal information

### 3. Data Retention

- Scan results and cleaning history are stored locally on your device

- You can clear this data at any time by uninstalling the app

- We do not retain your data on our servers

## Third-Party Services

Our app uses the following third-party services that may collect information:

### 1. Google AdMob

We use Google AdMob to display advertisements. AdMob may collect and use your Advertising ID and device information. Please review Google's privacy policy:

- [Google Privacy Policy](https://policies.google.com/privacy)

- [Google AdMob Policy](https://support.google.com/admob/answer/6128543)

### 2. Google Play Services

Our app uses Google Play Services, which is subject to Google's Privacy Policy.

## Permissions Explanation

The app requires the following permissions to function:

| Permission | Purpose |

|------------|---------|

| Storage Access (READ/WRITE_EXTERNAL_STORAGE) | To scan, analyze, and clean files on your device |

| Media Access (READ_MEDIA_IMAGES/VIDEO/AUDIO) | To identify and manage media files (Android 13+) |

| Internet Access | To display advertisements and check for app updates |

| Network State | To determine network connectivity status |

| Device Information (READ_PHONE_STATE) | To collect device specifications for optimization |

| Notifications | To send cleaning reminders and optimization notifications |

| Advertising ID | To display personalized advertisements |

## Your Rights and Choices

You have the following rights regarding your information:

### 1. Access and Control

- You can view all scan results and cleaning history within the app

- You can choose which files to clean or keep

- You can disable notifications in your device settings

### 2. Opt-Out of Personalized Ads

You can opt-out of personalized advertising by:

- Visiting your device's Settings > Google > Ads

- Enabling "Opt out of Ads Personalization"

### 3. Uninstall the App

You can stop all data collection by uninstalling the app. This will permanently delete all locally stored data.

## Children's Privacy

Quantum Cleaner is not intended for use by children under the age of 13. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and believe your child has provided us with personal information, please contact us, and we will delete such information.

## Data Sharing and Disclosure

### 1. We DO NOT Sell Your Data

We do not sell, trade, or rent your personal information to third parties.

### 2. Service Providers

We may share limited information with trusted service providers who assist us in:

- Delivering advertisements (Google AdMob)

- Analyzing app performance and crashes

These providers are bound by confidentiality agreements and can only use your information as directed by us.

### 3. Legal Requirements

We may disclose your information if required to do so by law or in response to valid requests by public authorities.

## International Users

The app is designed for global use. If you are using the app from outside your country of residence, please note that your information may be transferred to and processed in countries where our service providers operate.

## Changes to This Privacy Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by:

- Posting the new Privacy Policy in the app

- Updating the "Last Updated" date at the top of this policy

You are advised to review this Privacy Policy periodically for any changes. Changes are effective when posted in the app.

## Consent

By using Quantum Cleaner, you consent to this Privacy Policy and agree to its terms.

## Contact Us

If you have any questions, concerns, or requests regarding this Privacy Policy or our data practices, please contact us at:

**Email**:mujibar70@gmail.com 

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## Summary of Key Points

✅ **We protect your privacy**: Your personal files are never read or uploaded  

✅ **Local processing**: All cleaning operations happen on your device  

✅ **Transparent permissions**: We only request necessary permissions  

✅ **No data selling**: We never sell your personal information  

✅ **Your control**: You decide what to clean and can uninstall anytime  

✅ **Minimal data collection**: We only collect what's necessary for functionality  

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**This privacy policy is compliant with:**

- Google Play Store Requirements

- GDPR (General Data Protection Regulation)

- CCPA (California Consumer Privacy Act)

- COPPA (Children's Online Privacy Protection Act)

Thank you for trusting Quantum Cleaner to keep your device clean and optimized!