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Using an app to identify an unknown phone is very useful these days, especially to protect yourself from various scams perpetrated by the misuse of technology. It's always good to be careful!
In addition, we also receive many annoying calls every day. These numbers appear on the screen as private numbers, not allowing the phone owner to identify who is calling.
To solve these problems, you can download an app to identify unknown calls on your smartphone. They are so useful that they even allow you to locate and/or track the numbers that are calling you.

What information should mobile phone users pay attention to?
It’s very difficult for those who don’t have a cell phone these days. And that’s precisely why many criminals commit crimes and commit fraud. Therefore, having a caller ID app on your phone is almost mandatory to keep it safe.
For many of us, our smartphones are one of our most valuable assets. This is because they are used for work, as well as for entertainment or to talk to our loved ones. Knowing this reality, criminals exploit it to their advantage.
Unsurprisingly, in the vast majority of cases involving kidnapping, fraud, and other crimes, criminals call the victim's phone number. That's why being able to recognize incoming calls is so important for you.
Learn how to block calls on iPhone and Android
Before showing you the best apps to identify unknown incoming calls, we will teach you how to block incoming calls, especially from suspicious numbers.
If your phone is an iPhone, go to Settings and select Do Not Disturb. You should slide the screen to “Manual” and click on the option “Allow calls from”. Then just select the option “All contacts”. This way, any number that is not in your list will not be able to call you.
If your phone is an Android system, you must select “Settings” in the dialer interface, click on “Call blocking”, then enter the “Block list” and select the option “Block anonymous calls”. This way, only phones whose numbers are visible can try to contact you.
Know who's calling with Contactive
“Contativo – Caller ID” The unknown caller ID app provides a very smart and sophisticated service and is completely free for Android devices.
The app contains information from various sources about numbers trying to contact you. The app can even cross-reference feeds with social networks like Linkedin, Twitter, and Facebook.
Users can even see information about the number before answering the call. Additionally, the app provides a list of calls received that day, as well as the company's latest information.
Caller ID for unknown people – TrapCall
The second option for an app to identify unknown callers is “TrapCall”. You can download it for free for Android and iOS phones. Just go to the Google Play Store or App Store and download it.
With it, calls marked as unknown or private can be identified. In addition, the app displays all available information such as address, name and phone number.
In its paid version, the app offers additional features such as converting voice messages to text, creating lists of unwanted numbers and even recording phone calls so you can use them later.
Other application options
Whoscall: This is an application that blocks and allows you to identify unwanted calls, mainly from telemarketers and mobile phone operators. It indicates which operator is trying to contact you and stores a history of incoming calls.
Truecaller: This is probably the most downloaded app by people today because it has a very strong database of numbers from all over the world. This in itself makes the service very effective.
All of these options are available for Android and iOS. Just visit your App Store, Google Play Store (if you have an Android smartphone) or App Store (if you have an iPhone). Download them now and test which apps work best for you.