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TipsMay 6, 2026

Comparing Nomorobo and Truecaller: Which App Best Blocks Unwanted Calls?

By The Robokiller Team

Comparing Nomorobo and Truecaller: Which App Best Blocks Unwanted Calls?

Unwanted calls, including robocalls and telemarketing, are a persistent nuisance for many Americans. Two prominent apps designed to combat this issue are Nomorobo and Truecaller. This article examines their features, effectiveness, and pricing to help you decide which app best suits your needs.

What Are Nomorobo and Truecaller?

Nomorobo is a call-blocking service that specializes in blocking robocalls, telemarketers, and phone scammers. It operates by allowing the phone to ring once before identifying the caller. If the number is recognized as a robocaller, the app automatically blocks the call. Nomorobo offers a free trial for landlines and paid subscriptions for mobile devices.

Truecaller is a caller ID and spam-blocking app that identifies unknown callers and blocks unwanted calls. It utilizes a community-based spam list from over 250 million users to flag and block robocalls. Truecaller is available for both iOS and Android devices, offering a free version with basic features and premium subscriptions for enhanced functionality.

How Do Nomorobo and Truecaller Compare in Features?

Call Identification and Blocking

Nomorobo focuses on blocking robocalls by checking incoming calls against its global blocklist of known scammers. If a call matches a number on the list, it is blocked after one ring. This method is effective for known robocallers but may not block new or unlisted numbers.

Truecaller identifies unknown callers by cross-referencing incoming numbers with its extensive database. It categorizes calls as spam, telemarketer, or business, providing users with information about the caller before answering. This approach helps users make informed decisions about whether to answer a call.

Spam Call Blocking

Nomorobo's spam blocking is primarily based on its blocklist, which may not be as comprehensive as Truecaller's community-driven database. This could result in some spam calls slipping through the cracks.

Truecaller's spam blocking benefits from a vast user base, allowing it to maintain an up-to-date and extensive list of known spammers. This community-driven approach enhances its ability to block a wide range of unwanted calls.

Caller ID and Call Screening

Nomorobo does not offer caller ID features; it focuses solely on blocking unwanted calls.

Truecaller provides caller ID functionality, displaying the name and category of incoming calls, even if the number is not saved in your contacts. It also offers call screening, allowing users to see who is calling before answering.

Additional Features

Nomorobo offers a Friends & Family Plan that covers up to four devices for $79.99 per year. It also provides a free trial for landlines and paid subscriptions for mobile devices.

Truecaller offers a free version with basic features and premium subscriptions for enhanced functionality. Premium subscribers can access additional features such as call recording and advanced spam blocking.

How Do Nomorobo and Truecaller Compare in Pricing?

Nomorobo offers a free trial for landlines and paid subscriptions for mobile devices. The pricing varies based on the device and carrier. For example, Nomorobo Basic costs $1.99 per month or $19.99 per year for each device, while Nomorobo Max costs $4.17 per month or $49.99 per year for each device. The Friends & Family Plan covers up to four devices for $79.99 per year.

Truecaller offers a free version with basic features and premium subscriptions for enhanced functionality. The premium subscription costs $29.90 per year or $10.99 every three months. The Gold tier is priced at $249 per year.

Which App Is More Effective at Blocking Unwanted Calls?

Both Nomorobo and Truecaller have their strengths in blocking unwanted calls. Nomorobo is effective at blocking known robocallers but may not block new or unlisted numbers. Truecaller benefits from a vast user base, allowing it to maintain an up-to-date and extensive list of known spammers, enhancing its ability to block a wide range of unwanted calls.

Conclusion

When choosing between Nomorobo and Truecaller, consider your specific needs and preferences. If you primarily want to block known robocallers and telemarketers, Nomorobo may be suitable. However, if you prefer a comprehensive solution with caller ID, call screening, and a community-driven spam-blocking database, Truecaller may be more appropriate.

It's also worth noting that Robokiller offers a comprehensive solution with advanced features like audio fingerprinting and real-time call screening, providing robust protection against unwanted calls. Robokiller's unique Answer Bots engage scammers with pre-recorded audio to waste their time, adding an extra layer of defense against spam calls. Additionally, Robokiller offers a free 7-day trial, allowing users to experience its features before committing to a subscription. (robokiller.com)

Ultimately, the choice between these apps depends on your specific requirements and which features align best with your preferences.

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