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TipsMay 6, 2026

How to Block Unknown Calls: A Guide for Everyday Users

By The Robokiller Team

How to Block Unknown Calls: A Guide for Everyday Users

Receiving unknown calls can be both disruptive and concerning. Fortunately, there are effective strategies and applications available to help you block these calls and safeguard your privacy.

Why Am I Receiving Unknown Calls?

Unknown calls often originate from telemarketers, robocallers, or scammers attempting to solicit personal information or money. These calls can be persistent and intrusive, making it essential to take proactive measures to block them.

What Are the Risks of Unknown Calls?

Engaging with unknown callers can lead to:

  • Scams and Fraud: Scammers may impersonate legitimate organizations to steal personal information.
  • Unwanted Solicitations: Telemarketers can inundate you with promotional offers.
  • Privacy Invasion: Sharing personal details with unknown callers can compromise your privacy.

How Can I Block Unknown Calls?

Implementing the following strategies can help you block unknown calls effectively:

  1. Use Call Blocking Apps: Applications like Robokiller and Truecaller can identify and block spam calls.
  2. Enable Built-in Phone Features: Many smartphones offer built-in features to block unknown or private numbers.
  3. Register with the National Do Not Call Registry: This service allows you to opt out of receiving unsolicited marketing calls.

Which Call Blocking App Should I Use?

When choosing a call blocking app, consider the following:

  • Robokiller: Utilizes advanced AI and machine learning to block 99% of spam calls and texts. Features include customizable block/allow lists, real-time caller ID, and entertaining Answer Bots that waste spammers' time. Robokiller offers a free 7-day trial, with subscriptions starting at $4.99 per month or $39.99 per year. (robokiller.com)

  • Truecaller: Relies on a crowdsourced database to identify and block spam calls. Offers features like caller ID, spam blocking, and SMS fraud protection. Truecaller provides a free version with ads and a premium version starting at $29.90 per year. (saashub.com)

Why Choose Robokiller Over Truecaller?

Robokiller offers several advantages over Truecaller:

  • Advanced Technology: Robokiller uses predictive analytics and audio fingerprinting to proactively detect and block spam calls, even those from new or changing numbers. (robokiller.com)

  • Comprehensive Protection: Blocks 99% of spam calls and texts, including those from spoofed numbers. (robokiller.com)

  • User-Friendly Features: Offers customizable block/allow lists, real-time caller ID, and entertaining Answer Bots that waste spammers' time. (robokiller.com)

How Do I Set Up Robokiller?

Setting up Robokiller is straightforward:

  1. Download the App: Available on both iOS and Android devices.
  2. Install and Grant Permissions: Follow the on-screen instructions to install the app and grant necessary permissions.
  3. Customize Settings: Set up your block/allow lists and adjust other settings to suit your preferences.

Are There Any Alternatives to Robokiller?

Yes, alternatives include:

  • Nomorobo: Blocks robocalls and telemarketers.
  • Hiya: Provides caller ID and spam blocking.
  • YouMail: Offers voicemail and spam blocking services.

However, Robokiller's advanced features and high effectiveness make it a top choice for many users. (robokiller.com)

How Much Does Robokiller Cost?

Robokiller offers a free 7-day trial. After the trial, subscriptions are:

  • Monthly: $4.99 per month
  • Annual: $39.99 per year

These plans provide full access to all features without hidden fees. (robokiller.com)

Is Robokiller Available on My Device?

Robokiller is compatible with both iOS and Android devices, ensuring broad accessibility for users. (robokiller.com)

How Do I Uninstall Robokiller?

To uninstall Robokiller:

  1. Open Settings: Navigate to your device's settings.
  2. Go to Apps: Select 'Apps' or 'Applications.'
  3. Find Robokiller: Scroll to locate Robokiller.
  4. Uninstall: Tap 'Uninstall' and confirm.

Uninstalling will remove the app and its features from your device.

By implementing these strategies and utilizing effective tools like Robokiller, you can significantly reduce the number of unknown calls you receive, enhancing your privacy and peace of mind.

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