Privacy Policy

 This Privacy Policy describes how Smart Calculator: Call Manager ("we", "our", or "the app") handles information when you use our mobile application. We are committed to protecting your privacy and being transparent about our data practices.

## Information We Collect

### Information We DO NOT Collect

We want to be clear: **We do NOT collect, store, or transmit any personal information.**

Specifically, we do NOT collect:

- Personal identification information (name, email, address)

- Phone numbers or call logs

- Contact information

- Location data

- Device identifiers for advertising

- Usage analytics or tracking data

- Any data that leaves your device

### Local Data Storage

The app stores data locally on your device only:

- Calculator history and memory (stored locally)

- App preferences and settings (stored locally)

- Financial calculations (stored locally, never transmitted)

All data remains on your device and is never sent to our servers or third parties.

## Permissions Used

### READ_PHONE_STATE Permission

**Purpose:** This permission is used exclusively for the Call Manager feature to detect when phone calls end.

**How We Use It:**

- We detect when phone calls transition from active to ended state

- This triggers the Call Manager screen to appear automatically

- We do NOT access call logs, call history, or phone numbers

- We do NOT record calls or access call audio

- We do NOT store or transmit any phone state information

**Data Handling:**

- Phone state detection happens locally on your device

- No phone state data is stored

- No phone state data is transmitted or shared

- All processing is done in real-time and immediately discarded

**User Control:**

- You can disable the Call Manager feature in app settings

- If disabled, the permission is not used

- You can revoke the permission at any time through device settings

### Other Permissions

**POST_NOTIFICATIONS:** Used to show reminders and notifications for calendar events and reminders you create.

**SYSTEM_ALERT_WINDOW:** Used to display the Call Manager screen as an overlay when calls end (optional feature).

**FOREGROUND_SERVICE:** Used to run the call detection service in the background (only when Call Manager is enabled).

**SCHEDULE_EXACT_ALARM / USE_EXACT_ALARM:** Used for scheduling calendar reminders and notifications you set.

**RECEIVE_BOOT_COMPLETED:** Used to restart the call detection service after device reboot (only if Call Manager is enabled).

**WAKE_LOCK:** Used to keep the device awake briefly when processing call state changes.

**VIBRATE:** Used for notification vibrations when you enable them in settings.

None of these permissions are used to collect or transmit personal data.

## Data Sharing

**We do NOT share your data with anyone.**

We do not:

- Sell your data

- Share your data with third parties

- Use your data for advertising

- Transmit your data to servers

- Collect analytics or tracking information

## Third-Party Services

Our app does not integrate with any third-party analytics, advertising, or data collection services.

## Children's Privacy

Our app does not knowingly collect information from children under 13. Since we do not collect any personal information, this is not applicable.

## Data Security

Since we do not collect or transmit any data, there is no risk of data breaches or unauthorized access to your information. All data remains securely on your device.

## Your Rights

You have complete control over:

- Granting or revoking permissions through device settings

- Enabling or disabling the Call Manager feature in app settings

- Clearing app data through device settings (this will delete local calculator history)

## Changes to This Privacy Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by updating the "Last Updated" date at the top of this policy.

# Contact Us

If you have questions about this Privacy Policy or our data practices, please contact us.

# Consent

By using Smart Calculator: Call Manager, you consent to this Privacy Policy. If you do not agree with this policy, please do not use the app.

We do not collect, store, or share any personal information. All app functionality works locally on your device. The READ_PHONE_STATE permission is used only for local call end detection and is never used to access, store, or transmit any phone data.