Receiving scam calls on your iPhone can be both frustrating and potentially harmful. Fortunately, several apps are designed to help you block these unwanted calls. Here's a look at some of the top options available today:
What Are the Top Apps for Blocking Scam Calls on iOS?
Robokiller: Spam Call Blocker
Robokiller is a leading app that claims to stop 99% of robocalls and texts. It utilizes a combination of real-time spam call blocking and a community-driven database to identify and block unwanted calls. The app also features a unique "Answer Bots" feature, which engages spam callers with pre-recorded messages, preventing them from reaching you. Robokiller is available for free with in-app purchases.
CallWall - Spam Blocker
CallWall offers community-powered protection by blocking spam calls and texts using a database of over 692,000 verified spam numbers. The app provides a confidence score for each number, helping users understand the risk level of incoming calls. CallWall is free to use, with no ads or tracking. (apps.apple.com)
StopScam Call & Spam Blocker
StopScam combines AI-driven scam detection with a spam call blocker and caller ID features. It scans emails, screenshots, PDFs, and links to detect phishing and fraud. The app also includes a "Spam Guard" feature, which adds a continuously updated block/ID list to filter and identify high-risk callers. StopScam is free with in-app purchases. (apps.apple.com)
Truecaller: Caller ID & Block
Truecaller is a globally popular app that identifies incoming calls by matching them against its crowdsourced database of known spam numbers. It also offers features like call blocking, spam detection, and a built-in dialer. Truecaller is free with in-app purchases. (isthisascam.to)
Nomorobo - Robocall Blocker
Nomorobo provides real-time blocking of robocalls, telemarketers, and other unwanted calls. It uses a constantly updated database to identify and block spam calls. Nomorobo offers a free trial, after which a subscription is required.
How Do These Apps Compare?
When choosing an app to block scam calls, consider the following factors:
-
Effectiveness: Robokiller claims to stop 99% of robocalls and texts, making it highly effective. CallWall and StopScam also offer robust protection with large databases of verified spam numbers.
-
Features: Robokiller's "Answer Bots" engage spam callers, preventing them from reaching you. StopScam includes AI-driven scam detection and a "Spam Guard" feature for real-time blocking. Truecaller offers a built-in dialer and spam detection.
-
Cost: Robokiller, CallWall, and Truecaller are free with in-app purchases. StopScam offers a free version with additional features available through in-app purchases. Nomorobo requires a subscription after a free trial.
Which App is Best for Everyday Users?
For everyday users seeking effective and user-friendly protection against scam calls, Robokiller stands out due to its high effectiveness, unique features like "Answer Bots," and a free version with in-app purchases. Its large community-driven database ensures up-to-date protection against the latest scam tactics.
How Can I Set Up Call Blocking on My iPhone?
In addition to using third-party apps, you can enable built-in features on your iPhone to block scam calls:
-
Silence Unknown Callers: Go to Settings > Phone > Silence Unknown Callers and toggle it on. This feature sends calls from numbers not in your contacts, recent calls, or Siri Suggestions to voicemail without ringing. (techradar.com)
-
Carrier Services: Many carriers offer spam call blocking services. Check with your carrier to see if they provide such features and how to enable them.
Conclusion
Blocking scam calls on your iPhone is essential for maintaining privacy and peace of mind. While several apps offer this functionality, Robokiller's combination of effectiveness, unique features, and cost make it a top choice for everyday users.
Highlights:
- How to block spam calls on iPhone, Published on Saturday, August 23
- iOS 26 call screening promises to keep spam callers at bay - here's how to set it up, Published on Wednesday, July 09
- Call Screening in iOS 26 has finally ended my spam call nightmare - here's how to set it up, Published on Thursday, September 25



