Prefix Blocker – Identify, analyze, and block unwanted calls

Tired of telemarketing calls and unknown numbers?

Prefix Blocker helps you regain your peace of mind by allowing you to view your call history, identify suspicious numbers, and effectively block unwanted calls directly from your recent calls.

The application is lightweight, fast, and fully customizable. It uses a database of over 14.5 million numbers, including:
- the official ARCEP list
- VoIP number ranges
- numbers reported by the community
- to detect and block unwanted calls.

🔍 View and analyze calls
Access your call history to:
- view your recent calls
- identify suspicious or unknown calls
- view call details
Access to your call history is required for the application to function properly.

🚫 Smart Blocking
Easily block:

- unwanted numbers from your call history
- suspicious prefixes
- international calls
- VoIP or fraudulent numbers

🛡 Advanced Anti-Spam Detection
Thanks to an extensive database of 14.5 million numbers, the app allows you to:
- identify sales calls
- detect fraudulent or automated calls
- filter calls according to smart rules

⚙️ Advanced Customization
- custom blocking rules
- whitelist management
- filtering by prefix, area code, or full number

✔ Simplicity
A clear and intuitive interface for immediate use.

🇫🇷 Designed in France
Developed by a user who experienced telemarketing, to meet a real need.

🤝 Community Intelligence
Report unwanted numbers and help improve protection for all users.

🔒 Respect for your privacy
The application respects your privacy.

Certain technical data may be used, including a unique device identifier (Android ID), to:
- manage number reports
- associate premium features
- ensure the proper functioning of the application
This data is neither resold nor shared with third parties.

Data from your call history is used only to:
- display your recent calls
- identify unwanted calls
- enable call blocking

AWERTYS

Latest release