Product Information
What is Call prefix?
Call Prefix is an Android app designed to simplify outbound calls requiring prefixes or caller ID toggling. Many carriers worldwide require codes like *67, #31#, or 141 to hide caller ID or special prefixes like Italy's 4146 or 77. The app automatically prepends the correct code while letting you continue using your default dialer instead of manually entering these codes each time. Key features: Dynamically add prefixes and suffixes to each call. One-toggle to hide or show caller ID (e.g., *67, #31#, 141, 4146, 77). Dual SIM support. Widget for quick access. Compatible with car Bluetooth. Local-first design: No contact list modifications, no accounts. Optional free mode with rewarded ads; one-time purchase for unlimited ad-free use. Supported languages: English, Italian, Spanish, French, German, Portuguese. Pricing: Freemium (free with ads; optional one-time in-app purchase).
How to use Call prefix?
Call Prefix is an Android app designed to simplify outbound calls that require adding a prefix or switching caller ID (e.g., hiding the number), eliminating the need for manual code input or contact modifications.
Core Functions of Call prefix
Network Tools
Usage Scenarios of Call prefix
- Automatically add codes like *67, #31#, or 141 to hide caller ID when dialing.
- Automatically add special prefixes like 4146 or 77 when calling regions like Italy.
- Make calls via the default dialer while the app handles prefixes automatically.
- Use widgets for quick access to prefix or caller ID hiding features.
- Use in-car Bluetooth environments to ensure prefix functionality works smoothly.
- Manage dialing prefixes for different SIMs on dual-SIM phones.
Common Questions about Call prefix
What is the Call Prefix for?
How do I use Call Prefix?
What are the core functions of Call Prefix?
What are the application scenarios for Call Prefix?
