Privacy Policy

Last updated: March 26, 2026

What We Collect

Email address — Only if you sign in. Used for authentication (magic codes) and account recovery.
Device fingerprint — A non-identifying hash used to track your free verdict allowance and recover your account on the same device.
Dispute text — The situations and perspectives you enter are sent to our AI provider to generate verdicts. We do not permanently store your dispute text on our servers unless you save the verdict.
Saved verdicts — If you choose to save a verdict, it is stored in our database linked to your account.
Payment information — Processed entirely by Stripe. We never see or store your card number.
Basic analytics — We track anonymous usage counts (page opens, verdicts generated, sign-ups) with no personal identifiers.

OpenRouter / Google Gemini — Processes your dispute text to generate verdicts. Subject to their privacy policies.
Stripe — Handles all payment processing. Subject to Stripe's Privacy Policy.
Resend — Delivers authentication emails. Subject to Resend's Privacy Policy.
Upstash Redis — Stores account data. Subject to Upstash's Privacy Policy.
Vercel — Hosts the application. Subject to Vercel's Privacy Policy.

We use essential cookies only:

We do not use advertising or tracking cookies.

You can request deletion of your account and all associated data by emailing whosefault.app@gmail.com.

This service is not directed at children under 13. We do not knowingly collect data from children.

We may update this policy from time to time. The "last updated" date at the top will reflect any changes.