With just a discreet tap on your phone's volume buttons, or even simulating an eye scan, you can prank your friends and family! There are several apps that simulate a lie detector!

In fact, these apps are full of features and can guarantee good group fun. That's because they not only generate random answers, but they also allow you to control the result!

As we said above, apps that work as lie detectors are not realistic. This is because a polygraph, as the lie detector is called, is based on heartbeats.

And even then, the results are not always accurate. For now, they have not yet developed this technology for cell phone apps! Therefore, the apps we present here are joke apps.

With them you can generate laughter with funny questions and control the outcome. For them to work, just press the button that appears on the screen and remove your finger when you finish the question, which gives the idea of truthfulness!

We present you with lie detector app options for you to use in your daily life. So, whether on iOS or Android, we have options to meet your needs on any cell phone.

It's worth remembering that a lie detector on your cell phone is just a joke, okay? In other words, it does not work like a real device. Either way, it will give you great situations with friends and other people!

Available on the iOS system, this application is in 141st place in the entertainment category of the App Store and has a 4.2 star rating! This app provides a button with a very interactive appearance.

So, just place your finger on top and say a statement, then the app will tell you whether it's true or false. However, remember that this app is for entertainment only. In other words, he doesn't really analyze.

Additionally, you can use prank mode to prank other people, such as family and friends! So come have fun!

This free online lie detector app is available for download on the Google Play Store. It has more than 5 million downloads and the rating is 4.5 stars! In other words, it is highly recommended.

In the case of this app, you can prank other people in a very simple way. For example, you ask a friend or family member a question and, depending on the answer you want, just press the volume keys.

So, increasing the volume gives the answer “yes” and decreasing the volume gives the answer “no”. In fact, you also have a predefined mode in which you choose the next 5 answers however you want.

This lie detector application is available on the iOS App Store. In fact, it has 4 stars, which is a good rating! In fact, it's great for using at parties and fun gatherings with friends and family.

That's because it's not a real lie detector either. Unlike other apps, responses in this app are generated randomly. First, you need to place your finger in the indicated location.

Then, ask the question and wait for the person to respond. So, when she responds, you must take your finger off the screen. Then, the app will offer a random result between truth and lie!

As the name of this app suggests, it is just a joke for those who want to play lie detector online for free! So, check out this app that already has more than 100 thousand downloads and 4.2 stars on Google Play.

Therefore, what sets this app apart from other lie detection apps is that it not only works as a finger scan, but also as a supposed eye scan.

In other words, just point the app at the eyes of the person who will answer the question and wait for the app to offer the result. In fact, you also control the responses with the volume knob!

Now that you know a little more about the different types of lie detector apps, you can download the one that interests you most and use it at your next social gathering, having fun with your friends.

On the other hand, if you were looking for real apps, you might be interested in finding hidden microphones in your room or other rooms, like hotel rooms. So, discover the best apps on the topic.

To help you, we have prepared an exclusive post with different apps, which offer features that make the most of your cell phone. This way, you can guarantee your privacy in a simple way.

Want to know more? So, check out this exclusive review. It's never too late to be suspicious of the environment you're in! Be careful and find out how these apps work on your cell phone!