Privacy Policy

Last updated: June 15, 2025

1. Introduction

Welcome to the BTC FIRE Calculator Privacy Policy. We respect your privacy and are committed to protecting your personal data. This privacy policy explains how we collect, use, and safeguard your information when you use our Service.

2. Information We Collect

We collect the following types of information:

2.1 Information You Provide

Account Information: When you sign in with Google, we receive your email address and basic profile information
Scenario Data: Bitcoin price predictions, financial parameters, and simulation results you create and save
User Preferences: Settings and preferences you configure within the application

2.2 Information Collected Automatically

Usage Data: How you interact with the Service, including features used and time spent
Technical Data: Browser type, device information, and IP address

3. How We Use Your Information

Purpose	Description
Service Provision	To save and load your scenarios, maintain your account, and provide core functionality
Authentication	To verify your identity and secure your account through Google Sign-In
Improvement	To understand usage patterns and improve the Service (using anonymized data)
Communication	To send important service updates or respond to your inquiries

4. Data Storage and Security

Your data is stored securely using Supabase infrastructure with the following measures:

Encrypted data transmission using HTTPS
Secure authentication through Google OAuth
Access controls limiting data access to authenticated users only
Regular security updates and monitoring

5. Data Sharing and Disclosure

We do not sell, trade, or rent your personal information. We may share your data only in these circumstances:

With your explicit consent
To comply with legal obligations or valid legal requests
To protect our rights, privacy, safety, or property
In connection with a merger, acquisition, or sale of assets (with notice to users)

6. Third-Party Services

We use the following third-party services:

Google Sign-In: For authentication (governed by Google's Privacy Policy)
Supabase: For data storage and backend services
Chart.js: For rendering charts (no data collection)

7. Your Rights and Choices

You have the following rights regarding your personal data:

Access: Request a copy of your personal data
Correction: Update or correct inaccurate data
Deletion: Request deletion of your account and associated data
Portability: Export your scenario data
Withdrawal: Revoke consent for data processing

8. Data Retention

We retain your data for as long as your account is active or as needed to provide you services. You can delete individual scenarios at any time. If you delete your account, we will delete your personal data within 30 days, except where we need to retain it for legal obligations.

9. Children's Privacy

The Service is not intended for children under 18 years of age. We do not knowingly collect personal information from children under 18.

10. International Data Transfers

Your information may be transferred to and processed in countries other than your country of residence. We ensure appropriate safeguards are in place for such transfers.

11. Cookies and Tracking

We use essential cookies for authentication and session management. We do not use tracking cookies or analytics services that profile individual users.

12. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any material changes by updating the "Last updated" date and, for significant changes, providing additional notice through the Service.

13. Contact Us

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

14. California Privacy Rights

California residents may have additional rights under the California Consumer Privacy Act (CCPA). Please contact us to exercise these rights.

15. European Privacy Rights

If you are in the European Economic Area, you may have additional rights under GDPR. You can contact your local data protection authority if you have concerns about our data practices.