How to Block Spam Calls on iPhone? Step-by-Step Guide

With the evolution of technologies, telemarketers and scammers have new ways of pestering us. Fortunately, some reliable apps allow you to block spam calls on iPhone and iPad.

These third-party applications maintain a massive database of phone numbers that are spam. As a result, every time incoming calls come to your iPhone, the app checks it first. If the phone number is spam, block the call immediately. To get started, first, let’s look at the list of the best call blocking apps to block spam calls on iPhone. Then, with a step-by-step guide, we will explain how to use the application.

How to Block Spam Calls on iPhone?

I have personally used Truecaller for almost a year now, and this application has delivered what I expected from it. Effectively block most unwanted calls. Besides that, the app also searches the database and displays the name of the caller, if the contact is not saved on my iPhone or iPad. Not every time an unknown caller is a spammer.

You must verify your phone number before you start using TrueCaller. If you don’t want to share your phone number with a third-party app, you can see other apps listed below.


Hiya has a built-in spam identification feature that helps you identify the calls you want to take and block the ones you want to avoid from telemarketers, robocalls, scammers, etc. Plus, it comes with native dialer integration.

The best part is that you don’t need to reveal your phone number to use this app. The app’s call blocking feature is free, but if you want other advanced features, you need to purchase a subscription.

RoboKiller: Spam Call Blocker

RoboKiller is another application that delivers what it promises. With its patented FTC award-winning technology, you can reduce unwanted calls by 90% in 30 days. It is one of the most reliable calls blocking apps out there. On top of that, the app also displays the name of the unknown caller and sometimes even the photo of the caller.

You will have complete control of your phone calls with RoboKiller. Given the features, the application is not free, although there is a 7-day trial version.

Mr. Number Call Block & Lookup

Mr. Number is also one of the trusted names when it comes to blocking unwanted calls. With over 80K 4.5 ratings on App Store, this app does what it says on the tin. Some of the app’s features are spam call blocking, phone number lookup, iOS call kit integration, etc.

Like the previous one, this is also not free. Fortunately, there is a 14-day trial that you can use before purchasing.

You can try any of the apps mentioned above before making your final decision. To use any of the call blocking apps, there is a simple setup that you need to do on your iPhone. Let’s see how to do it.

Configure an app to filter and detect unwanted calls

Go to the App Store and download an app to detect and block unwanted phone calls. You can download and install several, created by different developers.

Go to Settings> Phone.

Touch Call blocking & identification.

Allow these apps to block calls and provide numbers turn the app on or off. You can also reorder apps in order of priority. To do this, just tap Edit, then drag the apps to sort them in the order you want.

How to use spam call blocking apps on iPhone / iPad


Download any of the above call blocking apps on your iPhone / iPad

Make the necessary adjustments in the application you downloaded by going to the preferences of the particular application.

Step 1. Launch the Settings app on your iPhone → Scroll down and tap Phone.

Step 2. Tap Block & Caller ID.

Step 3. Here you will see a list of applications you have downloaded to block calls. Activate the switch next to the application you want to use.

That’s! From now on, it will do its job of blocking spam/scam calls with ease.

There is another important feature in the phone application called “Announce Calls” that allows your iPhone to speak who is calling when you receive a call on your phone.

In addition to these apps, it is also recommended to record your number in the Do Not Disturb registry. To do this, contact your supplier. If there are other ways to combat spam, be sure to tell us and spread the word.