Prefixly - Block Spam Calls
Block spam calls by prefix
About
This app blocks unwanted calls by identifying and blocking entire ranges of numbers based on their prefix. It offers custom labels for incoming calls and operates entirely on-device for enhanced privacy.
What's New in Prefixly
1.0.1
June 26, 2026
A fresh new name and look! Prefixly blocks spam, scam, and telemarketing calls by number prefix — entirely on your iPhone, with no accounts and no tracking.
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FAQ
How does Prefixly block spam calls?
Prefixly blocks spam calls by allowing you to enter a prefix, which is the beginning part of a phone number. A single prefix can block thousands of numbers that share those same starting digits, making it highly efficient.
Does Prefixly have ads?
No, Prefixly does not contain advertisements. The app is completely ad-free, ensuring an uninterrupted user experience.
What devices is Prefixly compatible with?
Prefixly is designed for iPhones and requires iOS 17 or later. It utilizes Apple's CallKit Call Directory for its functionality.
Is my call history or contact list accessed by Prefixly?
No, Prefixly does not access your call history or contacts. All blocking is done based on the prefixes you manually input, and your data remains private.
How often is Prefixly updated?
The latest version of Prefixly is 1.0.1, and it was last updated on June 26, 2026. Updates typically address performance improvements and compatibility.
What is the age rating for Prefixly?
Prefixly has an age rating of 4+, making it suitable for users of all ages. It is a straightforward utility app with no mature content.
Can I customize the labels for blocked calls with Prefixly?
Yes, Prefixly allows you to set custom labels that will appear on your incoming call screen for blocked numbers. This helps you identify the source of the blocked call.
Is Prefixly a paid app?
No, Prefixly is available for free. There are no in-app purchases or subscription fees required to use its core call-blocking features.
