Cookie Policy
Backtrack uses a minimal set of cookies and browser storage. We do not use advertising cookies, behavioral tracking cookies, or any third-party tracking pixels.
Strictly necessary (always on)
- Supabase auth session (httpOnly cookie) — keeps you logged in. Expires when you sign out or after a period of inactivity.
- Theme preference (
bt_theme, localStorage) — remembers light or dark mode. - Camera preferences (
bt_sound,bt_volume,bt_muted,bt_sensitivity, localStorage) — remembers your sound and alert settings between sessions. - App preferences (
bt_preferences, localStorage) — your Settings → Preferences choices.
Optional (only with consent)
- Product analytics via PostHog — anonymized usage events to understand which features people use. Only set if you accept the cookie banner. Decline is fully respected.
Third-party
- Stripe Checkoutsets its own cookies during checkout to prevent fraud and complete payments. Stripe's use is governed by Stripe's own privacy policy.
Webcam access
Backtrack requests access to your webcam to run pose detection in-browser. No video frames are transmitted, recorded, or saved.Camera permission is revocable at any time from your browser's site settings, and Backtrack stops processing immediately when permission is revoked.
Managing cookies
You can clear cookies in your browser settings. Most browsers also let you block cookies entirely — if you do, you won't be able to stay signed in. Optional analytics can be declined at any time by clicking Decline in the cookie banner or by clearing the bt_cookies_accepted entry from localStorage.
See also our Privacy Policy and Subprocessors list.