
Google's Fake Call Detection Verifies the Caller's Device, While Docomo Develops AI That Analyzes Call Content
In June 2026, Google began rolling out Fake call detection on Android, which checks the caller's device rather than listening to the voice. In January 2026, it was reported that NTT Docomo had developed generative AI that judges recorded call content. Here is what each approach examines and where each falls short.








