Privacy Policy
Last updated : June 16, 2026
Who Called is an unwanted-call filtering app, published by DEVFI. We apply strict data minimization: no account, no name, no email, no ads, no third-party trackers. We never sell or share your data.
1. Data controller
DEVFI (SASU (société par actions simplifiée unipersonnelle)), 60 rue François Ier, 75008 Paris, France. Privacy contact: privacy@who-called.com.
2. Data stored on your device (never sent)
Your personal rules (blocked/allowed numbers), your settings, an anonymous technical identifier (random UUID), and the local log of filtered calls.
3. Data sent (only when you report a number)
The reported number (international format), your vote (spam/legitimate) and an optional category, the device's anonymous identifier, the date and the language. We do not collect your name, address, email, number, location, or the content of your calls or messages.
4. Call log (Android)
With your explicit, revocable permission, the app can read the call log so you can report a recent number. This stays on the device and is never uploaded. The permission is optional.
5. Purpose and legal basis
Spam filtering and improving the community list, on the basis of legitimate interest.
6. Retention
Reports are kept for at most 365 days, then deleted. A number with no reports is removed. Local data stays until uninstallation.
7. Hosting
Data is hosted in the European Union at Hetzner Online GmbH, Allemagne (Union européenne). Traffic is encrypted (HTTPS).
8. Your rights (GDPR)
Erase your reports: Settings → "Delete my data". Request removal of a number: privacy@who-called.com. You may also lodge a complaint with your data protection authority.
9. Children
The app is not intended for children under 15.