What software is good for intercepting fraudulent phone messages?

Tianyi anti-harassment app is an anti-harassment software officially launched by telecom. Tianyi anti-harassment app is safe and reliable. Users can set up unwanted calls according to their own wishes. For harassing calls, Tianyi Anti-Harassment app will automatically intercept and keep users clean. Tianyi anti-harassment service is a brand-new professional and accurate interception service for high-frequency calls, marketing calls, fraudulent calls, international long-distance calls and designated number segments. A new generation of cloud interception protection technology provided by China Telecom in the form of WeChat official account, APP and other services. Let's join hands to resist harassing calls and create a clear communication environment.