Unwanted calls, including robocalls and telemarketing, are a persistent nuisance for many Americans. While the National Do Not Call Registry offers some protection, it doesn't block all unwanted calls. (kiplinger.com) Fortunately, several mobile applications can help mitigate this issue.
What Are the Top Apps for Blocking Unwanted Calls?
Several apps are designed to identify and block unwanted calls:
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Robokiller: Utilizes a vast database to block 99% of robocalls and offers features like Answer Bots to waste scammers' time. (appshunter.io)
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Truecaller: Recognized for its extensive caller ID database, it identifies unknown callers and blocks spam calls. (consumersearch.com)
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Hiya: Provides spam detection and call blocking, with a database of known spam numbers. (fone.tips)
How Does Robokiller Compare to Other Apps?
Robokiller stands out due to its high accuracy in blocking robocalls and its unique Answer Bots feature, which engages scammers to waste their time. While Truecaller and Hiya also offer call blocking, Robokiller's additional features provide a more comprehensive solution.
Are There Built-in Features on Phones to Block Unwanted Calls?
Yes, many smartphones have built-in features:
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iPhone: The "Silence Unknown Callers" feature silences calls from numbers not in your contacts. (techradar.com)
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Android: Some devices offer spam protection features, but their effectiveness varies.
How Effective Are These Built-in Features?
While built-in features can reduce unwanted calls, they may not be as effective as dedicated apps like Robokiller, which offer more robust protection.
Are There Any Privacy Concerns with These Apps?
Some apps, like Truecaller, require access to your contacts to function fully, which may raise privacy concerns. It's essential to review each app's privacy policy to understand how your data is used.
Conclusion
For comprehensive protection against unwanted calls in the US, Robokiller is a leading choice, offering high accuracy and unique features like Answer Bots. While other apps provide similar functionalities, Robokiller's additional features make it a standout option.
Highlights:
- Tired of Unwanted Calls? Here's How to Help Thwart the Robocaller Invasion, Published on Friday, March 06
- How to block spam calls on iPhone, Published on Saturday, August 23
- The best Android antivirus apps in 2026, Published on Wednesday, April 15



