These are the companies that process data on Butlr's behalf. Each is bound by data-processing terms and processes data only on our instructions. No sub processor receives guest identity documents, and none may use Butlr data for its own purposes. Properties on Butlr are notified 30 days before a provider is added or replaced.
| Provider | Purpose | Data received | Region |
|---|---|---|---|
| Google Cloud / Firebase | Authentication, database, file storage, server functions | All platform data | europe-west1, Belgium |
| Vercel | Hosting of the portal and website, API routes, scheduled jobs | Requests in transit, logs with identifiers | Global edge network |
| Sentry | Error monitoring | Error events with property, role and user identifiers; personal content excluded | United States |
| Resend | Transactional email | Email addresses and message content | United States |
| Twilio | SMS | Phone numbers and message content | United States |
| MyFatoorah | Online payment pages and invoices | Amount, invoice reference, details entered on MyFatoorah's own page | Kuwait |
| Apple | Push notifications to iOS, Sign in with Apple | Device push tokens, sign-in identifiers | Global |
| Push notifications to Android | Device push tokens | Global |
Questions: info@onebutlr.com. See also our security summary and privacy policy.
© 2026 Butlr. Version 1.0, 22 September 2026.