Scam calls are a pervasive issue in the United States, with Americans receiving over 50 billion robocalls in 2024 alone. (whocalledus.net) These unsolicited calls can range from fraudulent offers to phishing attempts, making it essential to have reliable tools to block them. Fortunately, several free apps are available to help you combat scam calls effectively.
What Are the Best Free Apps to Block Scam Calls?
Several free applications offer robust features to identify and block scam calls:
RoboKiller
RoboKiller is a comprehensive call-blocking app that uses advanced algorithms to detect and block spam calls. It also features "Answer Bots" that engage with scammers, wasting their time and reducing the number of calls you receive. While RoboKiller offers a free trial, its full features require a subscription. (randomunboxtv.com)
Hiya
Hiya provides a free version that offers spam call detection and caller ID services. It utilizes a vast database to identify and block unwanted calls, including robocalls and telemarketers. The app also allows users to report suspicious numbers, contributing to its community-driven database. (verified.org)
Truecaller
Truecaller is another popular app that offers free spam call blocking and caller ID features. It has a large database of known spammers and telemarketers, which it uses to identify and block unwanted calls. Truecaller also allows users to search for phone numbers and names globally, making it easier to identify unknown callers. (consumersearch.com)
How Do These Apps Compare to RoboKiller?
While RoboKiller offers a comprehensive suite of features, including Answer Bots and advanced call blocking, it requires a subscription after the free trial period. In contrast, Hiya and Truecaller provide robust free versions with essential call-blocking features, making them accessible options for users seeking immediate protection without a subscription.
Are There Carrier-Provided Solutions for Blocking Scam Calls?
Yes, major U.S. carriers offer free services to help block scam calls:
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T-Mobile: Offers Scam Shield, which identifies and blocks scam calls. (axios.com)
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Verizon: Provides Call Filter, which detects and blocks spam calls. (consumerreports.org)
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AT&T: Offers Call Protect, which blocks potential fraud calls. (consumerreports.org)
How Can I Activate These Services?
Activation methods vary by carrier:
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T-Mobile: Dial #ONI# (#664#) to activate Scam ID and #ONB# (#662#) to activate Scam Block. (consumerreports.org)
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Verizon: Eligible customers are automatically enrolled in the free version of Call Filter. (consumerreports.org)
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AT&T: Log into your account and navigate to Phone Features to activate Call Protect. (consumerreports.org)
Are There Any Additional Tips to Prevent Scam Calls?
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Register with the National Do Not Call Registry: This federal program allows you to opt out of receiving unsolicited marketing calls. (whocalledus.net)
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Be Cautious with Personal Information: Avoid sharing personal or financial information over the phone unless you're certain of the recipient's identity.
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Regularly Update Your Call-Blocking Apps: Ensure your apps are up-to-date to benefit from the latest features and databases.
Conclusion
While RoboKiller offers a comprehensive solution for blocking scam calls, free apps like Hiya and Truecaller provide effective alternatives without the need for a subscription. Additionally, carrier-provided services offer built-in protection against scam calls. By utilizing these tools and remaining vigilant, you can significantly reduce the number of scam calls you receive.
Highlights:
- Say goodbye to spam calls - NordVPN launches new spam call protection, Published on Tuesday, July 29
- Android now warns before you open banking apps during risky calls, Published on Wednesday, December 03
- Your Android phone could soon get a better way to sniff out spoofed calls, Published on Thursday, April 16



