Block Unknown Calls-7

Helps you ignore potential scammers, spammers, and telemarketing agents.
Supports a whitelist for landline and mobile phone numbers.

The app works completely autonomously:
No ads
No internet access
No data collection, storage, or transmission

This is a small utility that simply switches your phone to silent mode for incoming calls from unknown numbers and restores the previous sound mode after the call ends.

📌 Requested permissions

Read phone state
Used to detect incoming call events.

Read call state
Required to determine the incoming caller’s number.

Read contacts
Allows calls from numbers stored in your contact list.

Access notification policy
Needed to temporarily switch the device to silent mode.

Keywords: scam protection, anti‑spam, anti‑scam, call filter