The Best Spam Call Blockers for iPhone

Robocalls are among the most important problems of mobile phone users. Despite the services of the telephone operators used for the telemarketer calls and robocalls, these services unfortunately cannot provide a complete solution. In this article, we’ll go through the best spam call blockers for iPhone that you can use to block unwanted robocalls.

The Best Spam Call Blockers for iPhone

  1. Hiya: Spam Blocker & Caller ID
  2. Nomorobo Robocall Blocking
  3. Robokiller: Spam Call Blocker
  4. Truecaller
  5. Robo Shield

Hiya: Spam Blocker & Caller ID

Price: Free

Hiya is one of the best spam call blockers for iPhone, with millions of users and advanced automatic call blocking features. The app has a spam protection engine that automatically detects and blocks robocalls, telemarketers, debt collectors and fraud calls, and warns you about incoming spam calls. Hiya also supports neighbor speeding calls from numbers that look similar to yours. 

Hiya also supports Caller ID that allows you to see who’s calling from an unknown number whether it’s from a friend, potential spammer, or a business. It also lets you save contacts from the app to your phone book contacts. 

Hiya on the App Store

Nomorobo Robocall Blocking

Price: 14-day free trial / $1.99 per month

Having a database of more than 3.2 million robocallers, telemarketers, and phone scammers, Nomorobo is one of the best robocall blocker apps for iPhone. The app, which claims to have stopped over 1.5 billion robocalls since 2013, identifies more than 1,500 new robocallers daily and it sends blocklist updates every 15 minutes. 

Protecting you also from text spam and phishing attempts, Nomorobo also supports blocking neighbor spoofed calls and annoying web ads. Another good feature of the app is that it doesn’t block important robocalls like from schools, doctors, or pharmacies. 

Nomorobo on the App Store

Also Read: The Best Password Managers for iPhone

Robokiller: Spam Call Blocker


Price: Free

Next in the list of the best spam call blockers for iPhone is RoboKiller, a popular robocall blocker app that has a global database of 1.4 billion analyzed calls. The app uses patented audio fingerprinting technology that uses machine learning to block robocalls.  

It allows you to customize your in-app experience to determine how aggressive the app should be while blocking robocalls. It also has a feature called Call Screening to let you find out the unknown number. Like Nomorobo, RoboKiller also doesn’t block important robocalls like from schools, food delivery services, or pharmacies. 

RoboKiller on the App Store

Also Read: The 5 Best Email Apps for iPhone


Price: Free / $1.99 per month / $17.99 per year

Last in our list of the best robocall blocker apps for iPhone is Truecaller, another highly popular spam call and SMS blocker that has a community-based spam list from over 250 million users. 

The app allows users to find contact info by using native call history or manual entry. You can also use it as a messenger app to chat with your friends and send messages, photos, and videos. 

If you purchase its premium subscription, it allows you to remove ads, see who viewed your profile, and get 30 contact requests per month. 

TrueCaller on the App Store

Robo Shield

Robo Shield Spam Call Blocker

Price: Free

Robo Shield not only blocks spam calls, it also lets you know who is calling and categorize callers. Its AI Call Assistant may answer calls on your behalf and enquire about the caller’s reasons for the call. The app’s algorithm identifies calls as Verified, Unverified, or Spam and it also automatically identifies callers’ names.

Using the app, you can also avoid spam mail. Among the other features the app provides are voicemail recording and transcription, phone number lookup for any received unknown call, and call details for every unknown call screened.

Robo Shield on the App Store

Written by Maya Robertson


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