← Back to Blog
TipsMay 6, 2026

Top Free Apps to Block Spam Calls in 2026

By The Robokiller Team

Top Free Apps to Block Spam Calls in 2026

Spam calls are a persistent nuisance, often leading to scams and privacy invasions. Fortunately, several free apps can help you block these unwanted calls effectively.

What Are the Best Free Apps to Block Spam Calls?

1. Truecaller

Truecaller is a widely used app that identifies and blocks spam calls and texts. It boasts a vast database of known spam numbers, providing real-time alerts and automatic blocking. The free version includes basic call blocking and spam identification. (consumersearch.com)

2. Hiya

Hiya offers real-time spam detection and call blocking, utilizing a collaborative database of recognized spam numbers. Users can also contribute by reporting suspicious calls. The free version provides essential spam protection features. (antivirus.com)

3. Google Phone & Messages (Android Built-In)

For Android users, Google’s Phone and Messages apps offer built-in spam protection. Features include automatic spam call identification and blocking, as well as SMS filtering. These tools are pre-installed and require no additional downloads. (deadzones.com)

4. iOS Silence Unknown Callers & SMS Filters (iPhone Built-In)

iPhone users can utilize built-in features like Silence Unknown Callers and SMS Filters. These tools automatically silence calls from numbers not in your contacts and filter SMS messages into categories such as Transactions, Promotions, and Junk. They are easy to activate through the device's settings. (deadzones.com)

5. T-Mobile Scam Shield

T-Mobile Scam Shield is a free app that identifies and blocks scam calls, providing real-time alerts and automatic blocking. It also offers a feature to report suspicious numbers, contributing to a community-driven spam database. (appshunter.io)

How Do These Apps Compare to RoboKiller?

While the apps mentioned above offer free solutions, RoboKiller provides a comprehensive paid service with advanced features. RoboKiller uses a combination of blacklisting, whitelisting, and identification to prevent robocalls and spam calls. Beyond call blocking, it offers versatile features like call screening, forwarding, and voicemail transcription. The service is available for $3.99 per month or $39.99 per year. (antivirus.com)

How to Choose the Right App for You

When selecting a spam call blocking app, consider the following factors:

  • Platform Compatibility: Ensure the app is available for your device (Android or iOS).

  • Feature Set: Determine if the app offers the features you need, such as real-time blocking, caller ID, or SMS filtering.

  • User Reviews: Check user feedback to gauge the app's effectiveness and reliability.

  • Privacy Considerations: Review the app's privacy policy to understand how your data is used and protected.

Conclusion

Blocking spam calls is essential for maintaining privacy and avoiding potential scams. Free apps like Truecaller, Hiya, and built-in features on Android and iOS devices offer effective solutions. For those seeking advanced features, RoboKiller provides a robust paid option. Evaluate your needs and preferences to choose the app that best suits you.

Highlights:

  • 205+ Best Free Scam Call Blocker Apps for iPhone (2026) | Free & Paid

Frequently Asked Questions

Related articles

Live life spam-call-free.

Robokiller blocks 99% of spam calls and texts so you can take your phone back.

Try free for 7 days