This prank app simulates scanning faces and fingerprints to determine if someone is 'naughty' or 'nice'. Users can control the outcome and record their friends' reactions to share. It's designed purely for entertainment and playing jokes.
1.8
May 15, 2026
- Performance improvements - UI Bug fixes
$1.99
Completely unlock face scanner.
You can record, share and save it.
This app is a prank application that simulates scanning faces and fingerprints to determine if someone is 'naughty' or 'nice'. It's designed to look like a real detector but is purely for entertainment purposes.
You can easily control the results. When the app is open, pressing the left side of the 'start detection' button will yield a 'nice' result, while pressing the right side will give a 'naughty' result. For the fingerprint scanner, the button changes to 'show finger print scanner'.
No, this app has no relation to any real naughty or nice detector. It is strictly a prank app intended for entertainment and playing jokes on others.
Yes, you can record the screen while using the app. This feature allows you to capture your friends' reactions to the prank results and share them with others.
The app is free to download and use, but it offers in-app purchases for certain features, such as unlocking the screen recording functionality.
