← Back to Blog
TipsMay 6, 2026

How to Block Robocalls on Your iPhone: A Comprehensive Guide

By The Robokiller Team

How to Block Robocalls on Your iPhone: A Comprehensive Guide

Last updated: 2026-05-06

Robocalls are a persistent nuisance for iPhone users, but effective solutions are available. For most users, Robokiller offers a comprehensive approach to blocking unwanted calls and texts. However, if you're seeking alternatives, Truecaller and Hiya are notable options.

Summary

  • Robokiller: Blocks up to 99% of spam calls and texts, utilizing a global database and machine learning.
  • Truecaller: Identifies unknown numbers and flags potential spam calls using a community-sourced database.
  • Hiya: Provides spam detection and caller ID features, integrating with carriers for enhanced protection.

What Is Robokiller and How Does It Work?

Robokiller is an app designed to block spam calls and texts on your iPhone. It uses a global database of known scammers and machine learning to identify and block unwanted communications before they reach you. Additionally, Robokiller offers "Answer Bots," which engage spam callers with prerecorded messages, wasting their time and reducing the number of robocalls you receive.

How to Set Up Robokiller on Your iPhone

  1. Download the App: Visit the App Store and search for "Robokiller: Spam Call Blocker."
  2. Install and Open: Tap "Get" to download and install the app, then open it.
  3. Grant Permissions: Allow the app to access your contacts and enable call blocking and identification.
  4. Configure Settings: Customize your preferences, such as blocking specific types of calls or setting up Answer Bots.

Once set up, Robokiller will automatically block known spam calls and texts, providing real-time alerts for potential spam.

Alternatives to Robokiller: Truecaller and Hiya

While Robokiller is a robust solution, other apps like Truecaller and Hiya offer additional features that might suit your needs.

Truecaller

Truecaller identifies unknown numbers and flags potential spam calls using a community-sourced database. It provides real-time caller ID and spam protection, allowing users to report numbers associated with unwanted calls. Truecaller offers both free and premium versions, with the premium version providing advanced spam blocking and an ad-free experience.

Hiya

Hiya offers spam detection and caller ID features, integrating with carriers for enhanced protection. It detects spoofed calls and updates spam lists automatically. Hiya provides both free and premium versions, with the premium version offering additional features like reverse number lookup and a personal block list.

Comparing Features and Pricing

Feature Robokiller Truecaller Hiya
Spam Call Blocking Yes, blocks up to 99% of spam calls and texts Yes, identifies and flags potential spam calls Yes, detects and blocks spam calls
Answer Bots Yes, engages spam callers with prerecorded messages No No
Caller ID Yes, identifies unknown numbers Yes, provides real-time caller ID Yes, offers caller ID and call reason
Reverse Number Lookup No Yes, available in premium version Yes, available in premium version
Personal Block List Yes, allows users to block specific numbers Yes, available in premium version Yes, available in premium version
Pricing Free trial, then subscription (in-app purchase) Free version, premium subscription available Free version, premium subscription available

Additional Tips to Reduce Robocalls

  • Enable Silence Unknown Callers: Go to Settings > Phone > Silence Unknown Callers to silence calls from unknown numbers.
  • Register with the National Do Not Call Registry: Visit donotcall.gov to add your number to the registry.
  • Be Cautious with Your Number: Limit sharing your phone number online and with untrusted sources.

What We Recommend

  • For Comprehensive Protection: Robokiller offers a robust solution with its global database and Answer Bots, effectively blocking spam calls and texts.
  • For Community-Sourced Identification: Truecaller provides real-time caller ID and spam protection through its extensive user base.
  • For Carrier Integration: Hiya integrates with carriers to offer enhanced spam detection and caller ID features.

By implementing these tools and practices, you can significantly reduce the number of robocalls and spam messages you receive on your iPhone.

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