In this article, we will show the best call blocking apps to block spam calls, robocalls, and telemarketers and protect your privacy.

Unwanted calls, whether from telemarketers, robocallers, or other nuisance sources, can be incredibly frustrating.

Thankfully, with the rise of smartphones and advanced technology, there are now several call-blocking apps available to help protect your peace and privacy.

These apps not only help block spam and scam calls but also provide peace of mind, knowing that your phone won’t ring unnecessarily.

See Also: 5 Steps to Block a Number on iPhone

15 Best Call Blocking Apps for iPhone and Android

Here, we have compiled a list of the 15 best call-blocking apps you should consider in 2025.

1. Truecaller

Best for: Identifying unknown calls and blocking spam
Truecaller has been around for years and remains one of the most popular apps for identifying and blocking unwanted calls. It uses a large database of numbers to help detect spam and telemarketers in real-time. Additionally, it offers features like call recording (for premium users) and a smart dialer, making it easy to block nuisance calls. Truecaller is available for both Android and iOS.

2. Hiya

Best for: Blocking robocalls and scam calls
Hiya is a trusted name in the world of call blocking. This app offers powerful features, including blocking robocalls and providing caller ID information. Hiya updates its database frequently, ensuring that you get protection against the latest threats. It’s free to use and works seamlessly with both Android and iOS devices.

3. Nomorobo

Best for: Blocking robocalls and telemarketers
Nomorobo is a top-rated app that excels in blocking robocalls. It uses an advanced algorithm to identify and block scam and spam calls in real-time. Nomorobo provides a 14-day free trial and a small annual fee for continued use. The app is known for its accuracy in blocking unwanted calls while allowing legitimate calls to come through.

See Also: 6 Ways to Block Your Number on iPhone, Android, and Landlines and USSD

4. Call Blocker

Best for: Easy-to-use interface for blocking calls
Call Blocker is a great choice for Android users who want an easy and effective way to block calls. It provides a simple interface and allows you to blacklist numbers, block unknown numbers, or filter spam calls. The app also features an option to block calls based on area codes, which is helpful for blocking unwanted international calls.

5. RoboKiller

Best for: Personalized call blocking with a fun twist
RoboKiller takes call blocking to the next level with its innovative features. Not only does it block robocalls and telemarketers, but it also uses “answer bots” to interact with spam callers in a humorous way, wasting their time. This app offers a free trial and is available for both Android and iOS.

6. Mr. Number

Best for: Blocking numbers and reporting spam
Mr. Number is another excellent app for blocking unwanted calls. It allows you to block specific numbers or filter calls based on area codes. Mr. Number also provides a robust community feature, where users can report spam calls, contributing to the database that helps block future calls. It’s available for both Android and iOS.

7. YouMail

Best for: Voicemail and call blocking combined
YouMail is a popular voicemail app that also doubles as a call-blocking tool. It allows you to block robocalls, telemarketers, and spammers while offering advanced voicemail features like personalized greetings. YouMail provides a free version with basic features, and premium versions offer additional customization options.

See Also: 10 Best Free Apps to Transfer Files from iPhone to Other Devices

8. Call Control

Best for: Block unwanted calls with ease
Call Control is a straightforward app designed to block spam calls efficiently. It includes a community-based spam list that’s updated regularly to block the latest numbers. The app allows you to block calls based on area codes, create a personal blacklist, and even block specific keywords. Call Control is available on both Android and iOS.

9. Should I Answer?

Best for: Blocking robocalls with a community-driven database
Should I Answer? is a powerful call-blocking app that relies on user feedback and community reports to block robocalls and spam. It provides detailed caller information and lets you see ratings for unknown numbers. The app is free to use and is available for both Android and iOS.

10. BlockerX

Best for: Blocking spam and privacy protection
BlockerX offers robust protection against spam calls and texts. It lets you block telemarketers, robocalls, and other unwanted calls while keeping your phone’s contact list private. BlockerX features a simple, user-friendly interface and works well on both Android and iOS devices.

11. Call Shield

Best for: Customizable call-blocking options
Call Shield is a customizable call-blocking app that allows you to choose exactly how you want to handle unwanted calls. It offers features like blocking specific numbers, blacklisting area codes, and blocking calls from unknown numbers. Call Shield is available for Android and iOS.

See Also: 15 Best Free Scanner Apps for iPhone

12. Bluff My Call

Best for: Masking your phone number while blocking calls
Bluff My Call is a unique app that combines call-blocking features with the ability to mask your phone number. This is perfect for individuals who want to protect their privacy while also blocking unwanted calls. It offers a free trial, after which a small fee is required for continued service. Available for both Android and iOS.

13. Call Blocker Free

Best for: Free call-blocking for Android users
Call Blocker Free is a no-frills, easy-to-use call-blocking app that is perfect for Android users looking to block unwanted calls. It provides features like blacklisting specific numbers, blocking private numbers, and filtering unknown calls. The app is free to use and supports both Android phones and tablets.

14. Privacy Star

Best for: Protecting your privacy with call blocking
Privacy Star is a call-blocking app that focuses on protecting your privacy. It helps identify and block spam calls, robocalls, and telemarketers. Privacy Star also allows you to report spam numbers to warn other users. It’s available for both Android and iOS and provides premium features for advanced call-blocking.

15. T-Mobile Scam Shield

Best for: Carrier-based call-blocking
T-Mobile Scam Shield is an app offered by T-Mobile to help its customers avoid scam and spam calls. This free service includes features like caller ID, scam detection, and the ability to block suspicious calls. While it’s only available to T-Mobile customers, it’s a solid choice if you’re looking for integrated call-blocking features directly from your carrier.

See Also: 4 Steps to Turn Off SOS on iPhone

Conclusion

With so many call-blocking apps available, you no longer have to tolerate annoying spam and robocalls. Whether you’re looking for an app with robust features, easy-to-use functionality, or a community-driven approach, the 15 apps listed above offer a range of solutions for blocking unwanted calls in 2025. Download the one that best fits your needs and enjoy a hassle-free calling experience.

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