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TipsMay 6, 2026

Protect Yourself from Tech Support Scam Calls: Top Apps to Block Unwanted Calls

By The Robokiller Team

Protect Yourself from Tech Support Scam Calls: Top Apps to Block Unwanted Calls

Tech support scam calls are a pervasive issue, with Americans receiving over 50 billion robocalls in 2024 alone. (whocalledus.net) These fraudulent calls often impersonate legitimate companies to steal personal information or money. To safeguard yourself, consider using call-blocking apps designed to identify and block such scams.

What Are Tech Support Scam Calls?

Tech support scam calls involve fraudsters posing as representatives from reputable companies, claiming your computer has issues that require immediate attention. They may request remote access to your device or payment for unnecessary services. Recognizing these calls is crucial to prevent potential harm.

How Do Call-Blocking Apps Help?

Call-blocking apps utilize extensive databases and advanced algorithms to detect and block known scam numbers, including tech support scams. They often provide real-time alerts and can automatically block suspicious calls, reducing the risk of falling victim to such schemes.

Top Call-Blocking Apps to Consider

  1. Robokiller: Robokiller uses AI-powered answer bots to engage scammers, wasting their time and preventing them from targeting real victims. It boasts a 99% success rate in blocking robocalls and offers customizable spam filters. (blog.youmail.com)

  2. Truecaller: With a vast global database, Truecaller identifies and blocks spam calls, including tech support scams. It provides real-time caller ID and allows users to report unwanted numbers, enhancing its community-driven approach. (nooranweb.com)

  3. Hiya: Hiya offers robust spam detection and blocking features, alerting users to potential scam calls. It also provides reverse phone lookup to identify unknown callers, helping users make informed decisions. (famisafe.wondershare.com)

  4. Nomorobo: Nomorobo uses a combination of blacklisting and behavioral analysis to identify and block unwanted calls, including robocalls and telemarketing spam. It offers a free trial and subscription-based service, compatible with both iOS and Android devices. (smarttechsavvy.com)

  5. YouMail: YouMail blocks known spam numbers automatically and protects your voicemail from spam and hacking attempts. It works on both iOS and Android devices, offering strong spam call protection plus voicemail security. (blog.youmail.com)

How to Choose the Right App for You

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

  • Effectiveness: Look for apps with high success rates in blocking scam calls.

  • Features: Consider additional features like reverse phone lookup, voicemail protection, and customizable filters.

  • User Reviews: Check user feedback to gauge reliability and user experience.

  • Cost: Evaluate whether a free version meets your needs or if a premium subscription offers better value.

Additional Tips to Protect Yourself

  • Be Skeptical: Legitimate companies will not ask for sensitive information over the phone.

  • Hang Up: If you receive an unsolicited call claiming to be from tech support, hang up immediately.

  • Report Scams: Report suspicious calls to the Federal Trade Commission (FTC) to help authorities track and combat these scams.

By utilizing effective call-blocking apps and staying vigilant, you can significantly reduce the risk of falling victim to tech support scam calls.

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