Privacy Policies

Last updated :- 07/20/2026

Privacy Policy

NPK Calculator values your privacy and is committed to protecting your personal information. This Privacy Policy explains how your information is collected, used, and protected when you use the application.

1. Information We Collect

To provide secure access to the application, NPK Calculator uses Firebase Authentication. During registration or login, the following information may be collected:

• Full Name

• Email Address

• Mobile Number

• User ID generated by Firebase Authentication

No financial information or government identification is collected by the application.

2. How Your Information Is Used

Your information is used only for the following purposes:

• Creating and managing your account.

• Providing secure login and authentication.

• Saving your personal preferences and fertilizer calculations.

• Improving the functionality and security of the application.

• Providing customer support when requested.

Your information is never sold, rented, or shared with third parties for advertising or marketing purposes.

3. Data Security

Your privacy and security are important to us.

• User authentication is handled securely through Firebase Authentication.

• Your password is not visible to the developer and is securely managed by Firebase.

• Appropriate technical measures are used to help protect your information from unauthorized access.

4. Data Sharing

NPK Calculator does not sell, rent, or trade your personal information.

Your information is only processed as necessary to provide the application's services.

5. Account Deletion

You have complete control over your account.

At any time, you may use the Delete Account option available in your profile.

When your account is deleted:

• Your Firebase Authentication account is removed.

• Your profile information stored by the application is deleted.

• Any associated application data linked to your account is removed where applicable.

• You will no longer be able to access your previous account.

6. Data Storage

NPK Calculator is designed to minimize data collection.

The application does not permanently store unnecessary personal information on your device or on our servers. Only the information required for account authentication and application functionality is maintained.

7. User Rights

You have the right to:

• Create an account.

• Access your account.

• Update your profile information.

• Delete your account at any time.

• Stop using the application whenever you choose.

8. Changes to This Privacy Policy

This Privacy Policy may be updated from time to time to reflect improvements, security updates, legal requirements, or new features. Any changes will become effective when the updated policy is published within the application.

9. Contact Us

If you have any questions, concerns, or suggestions regarding this Privacy Policy or the application, you may contact the developer through the Contact section available in the app.

Summary

• Secure user authentication using Firebase Authentication.

• Login information is protected using encrypted communication.

• Personal information is not sold or shared for marketing purposes.

• Users may delete their account at any time from the Profile section.

• Only the minimum information required to operate the application is collected.

• We are committed to protecting your privacy and maintaining the security of your information.

By using NPK Calculator, you acknowledge that you have read and understood this Privacy Policy and agree to its terms.