Privacy Policy

You can use Lyric Companion without creating an account or providing personal information. Public libretto content and basic study tools remain available without sign-in.

Google Analytics 4 is activated only if analytics cookies are accepted through the consent banner. When active, it collects aggregate usage information such as page views, country-level location, browser type, device type, and session duration.

Analytics data is used to improve the site and is not used to identify individual singers.

• Theme preference is stored locally in the browser.
• A session cookie protects form submissions and optional sign-in.
• Cookie consent is stored locally in the browser.
• Analytics cookies are set only when analytics are accepted.

Optional Google Sign-In uses your email address, display name, and profile image to identify your account. Flask remains the source of truth for sessions, tiers, and billing state.

Lyric Companion stores account, billing, and feedback records needed to operate the service. Libretto data comes from public collections and is processed by the existing Python toolkit.

Questions about this policy can be sent through the feedback form on the About page.