Back

Privacy Policy

Last updated: March 2026

1. What we collect

  • Bill type, provider name, and monthly amount you enter in the form
  • If you upload a bill photo: used only to pre-fill your form, never stored after script generation
  • Email address if you voluntarily enter it for renewal reminders
  • Anonymous usage count per IP address to enforce the free tier
  • We do NOT collect: banking credentials, account numbers, passwords, or any financial account access

2. How we use it

  • To generate your negotiation script via Claude AI (Anthropic)
  • To send you renewal reminders if you opted in
  • To improve script quality using aggregated, anonymous outcome data (e.g. "Bell users saved avg $X")
  • We never sell your data to third parties

3. Third parties

  • Anthropic — AI script generation (no data retained by Anthropic)
  • Stripe — payment processing (we never see your card number)
  • Upstash Redis — temporary session data storage
  • Resend — email delivery for reminders you requested
  • Vercel — hosting

4. Data retention

  • Bill photos: deleted immediately after script generation
  • Form inputs: not stored after your session ends
  • Email addresses: stored only if you opt in to reminders, deletable on request at hello@billwin.ca

5. Your rights

  • Request deletion of your email at any time: hello@billwin.ca
  • BillWin never requires a bank login or account connection

6. Contact