Privacy Policy

Currency Converter Calculator

This Privacy Policy describes how Currency Converter Calculator ("we", "our", or "the App") handles your information when you use our iOS, iPadOS, and macOS application.

1. Information We Collect

1.1 We Do Not Collect Personal Data

Currency Converter Calculator is designed with your privacy as a priority. We do not collect, store, or transmit any personal information to our servers. The app operates primarily on your device.

1.2 Data Processed Locally

The following data is processed and stored only on your device:

• Your preferred currencies (from/to selections)
• Cached exchange rates for offline use
• App settings and preferences
• Window size preferences (macOS)
• App usage counts for rating prompts

This data never leaves your device and is not accessible to us.

1.3 Information We Do NOT Collect

We do not collect, transmit, or store:

• Personal identification information
• Location data
• Contact information
• Usage analytics or tracking data
• Device identifiers
• Conversion history or financial data
• Any form of behavioral data

1.4 Purchase Information

If you make in-app purchases:

• All payment processing is handled exclusively by Apple through the App Store
• We do not have access to your payment information, credit card details, or Apple ID
• Purchase receipts are validated locally on your device through Apple's StoreKit framework

2. Third-Party Services

Currency Converter Calculator uses the following third-party services to provide exchange rate data:

2.1 Frankfurter API (Fiat Currency Rates)

• Used to fetch current exchange rates for fiat currencies (USD, EUR, GBP, etc.)
• Only currency conversion requests are sent (no personal data)
• Privacy policy: frankfurter.app

2.2 CoinGecko API (Cryptocurrency Rates)

• Used to fetch current prices for cryptocurrencies (Bitcoin, Ethereum, etc.)
• Only price requests are sent (no personal data)
• Privacy policy: coingecko.com/privacy

These services receive only the technical information necessary to fulfill API requests (such as your IP address, which is standard for any internet connection). We do not send any personal information to these services.

3. How the App Works

Currency Converter Calculator functions as follows:

• Currency Conversion: Calculations are performed locally on your device
• Exchange Rates: Fetched from public APIs and cached locally for offline use
• Offline Mode: Previously cached rates are used when internet is unavailable
• Calculator: All input and calculations remain on your device
• Settings: Your preferences are stored locally using Apple's standard storage

4. Data Storage and Security

Your data is protected by Apple's built-in security measures:

• All app data is stored in the app's sandboxed container
• Data is protected by your device's encryption
• Exchange rates are cached locally using UserDefaults
• Uninstalling the app removes all associated data from your device

5. Network Usage

The app connects to the internet only for:

• Fetching current exchange rates for fiat currencies
• Fetching current cryptocurrency prices

No personal data, usage statistics, or analytics are transmitted during these requests.

6. Children's Privacy

Currency Converter Calculator is safe for users of all ages. We do not collect personal information from anyone, including children under 13. The app contains no user-generated content, social features, or advertising.

7. Your Rights

Since we do not collect any personal data:

• There is no personal data to access, correct, or delete from our systems
• All your preferences and cached data are stored locally on your device
• You can delete all app data by uninstalling the application
• You can clear cached rates within the app settings

8. Changes to This Policy

We may update this Privacy Policy from time to time. Any changes will be posted on this page with an updated revision date. We encourage you to review this policy periodically.

9. Contact Us

If you have questions or concerns about this Privacy Policy, please contact us at:

• Email: support@docgpt.ai
• Website: https://docgpt.ai

10. California Privacy Rights (CCPA)

If you are a California resident, you have rights under the California Consumer Privacy Act. Since Currency Converter Calculator does not collect any personal information, these rights are automatically fulfilled. We do not sell personal information to third parties.

11. European Privacy Rights (GDPR)

For users in the European Economic Area: Currency Converter Calculator does not collect or process personal data. Exchange rate requests to third-party APIs contain only technical request data, fully complying with GDPR requirements.