Overview
- User reports describe persistent high-frequency harassment, with individual lines receiving roughly 3,800 to over 4,000 spam calls in a year.
- Fraud groups rotate the last digits across entire number blocks to defeat simple blocking, with prominent clusters linked to Düsseldorf and Hamburg.
- Since August 2025, victims have increasingly reported real-time AI voice cloning in calls, identified by unusually polished, adaptable speech.
- Hybrid scams now pair initial calls with follow-up messenger messages, images or links that escalate to payment requests or data grabs.
- Germany’s regulator enables reporting and suspension of manipulated numbers, and iOS 26 is reported to add a call assistant to filter suspected spam, with experts forecasting deeper network-level filtering in 2026.