Stop telemarketing and phone scams.
Who Called automatically blocks unwanted calls using an official block list and community reports.
No account. No personal data. International number format.
Who Called in 23 seconds
Block, check, report, filter scam texts: everything the app does, with no account and no ads.
Good calls ring. Spam doesn't.
Who Called tells safe numbers from unwanted ones and acts for you.
Smart blocking
Community spam score + official block list. Risky numbers are blocked before your phone even rings (Android).
You stay in control
When in doubt, the phone rings but you're warned. Unblock any number, adjust the threshold, change your mind.
Privacy first
No account, no ads, no resale. Your rules stay on your device. Open, auditable code.
How it works
- 1
Install the app
Android or iOS, for free.
- 2
Enable protection
Who Called becomes your call filter.
- 3
Report & enjoy
Every report protects the whole community.
Got a call from an unknown number?
Check its reputation in seconds, or report it to help others.