Privacy Policy

Last Updated: January 7, 2026

Introduction

BullionBooks ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our macOS application and related services.

Information We Collect

Information You Provide

  • Account Information: Email address for license validation and subscription management
  • Portfolio Data: Precious metals transactions, holdings, and related financial information that you enter into the application
  • Payment Information: Processed securely through Stripe; we do not store credit card details

Automatically Collected Information

  • License Validation: Your email address and license key are verified with our servers to validate your subscription
  • Usage Analytics: Basic app usage statistics to improve our service (anonymized and aggregated)
  • Crash Reports: Diagnostic information when the app encounters errors (no personal financial data included)

Website Analytics

When you visit bullionbooks.com we record page views and download clicks on our own servers. We do not use cookies, and we do not share this data with any third-party analytics or advertising network.

  • What we record: the page you viewed, the referring site, any campaign tags in the URL (for example utm_source), your approximate location from your IP address (country/region, never the IP itself), and your browser's user agent
  • Random visitor ID: a randomly generated identifier stored in your browser's local storage, used only to tell repeat visits apart. It contains nothing about you and is not linked to your email, license, or portfolio
  • Do Not Track: if your browser sends a Do Not Track signal, we record nothing at all

How We Use Your Information

We use the information we collect to:

  • Validate your subscription and license
  • Process payments and manage billing
  • Provide customer support
  • Improve and optimize our application
  • Send important service updates and security notifications
  • Comply with legal obligations

Data Storage and Security

Local Storage

  • All portfolio data is stored locally on your Mac in an encrypted database
  • We do not sync your portfolio data to cloud servers
  • Your precious metals holdings and transactions remain on your device

Security Measures

  • Industry-standard encryption for data transmission
  • Secure token-based authentication
  • Regular security audits and updates
  • Stripe's PCI-compliant payment processing

Data Sharing and Disclosure

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

  • Service Providers: Stripe for payment processing, email service providers for transactional emails
  • Legal Requirements: When required by law, court order, or government regulation
  • Business Transfers: In connection with a merger, acquisition, or sale of assets (with notice to you)

Your Rights and Choices

You have the right to:

  • Access: Request a copy of your personal information
  • Correction: Update or correct your information
  • Deletion: Request deletion of your account and associated data
  • Opt-out: Unsubscribe from marketing communications (service emails may still be sent)
  • Data Portability: Export your portfolio data at any time from within the app

Data Retention

  • Account information is retained while your subscription is active
  • After cancellation, we retain account data for 90 days, then permanently delete it
  • Portfolio data stored locally on your device is under your control and can be deleted at any time

Contact Us

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