Lie Detector Test Prank
7.5 60
v4.2 by Soft Tech 4 Mob Apps
About Lie Detector Prank
Lie Detector Prank (Package Name: com.qrtech.liedetectorprank) is developed by Soft Tech 4 Mob Apps and the latest version of Lie Detector Test Prank 4.2 was updated on November 17, 2025. Lie Detector Test Prank is in the category of Entertainment. You can check all apps from the developer of Lie Detector Test Prank. Currently this app is for free. This app can be downloaded on Android 8.0+ on APKFab or Google Play. All APK/XAPK files on APKFab.com are original and 100% safe with fast download.
Fingerprint Polygraph app brings the surprising test to prank and shock your friends with truth and lie detection simulation. You can amaze your friends with this hilarious and incredible Polygraph simulation app. The tricky way to show truth and lie on the screen is to use the volume key up and volume key Down button, press volume key up for "Truth" and volume key down for "Lie".
The Trick is that let your friend hold the fingerprint for few seconds, the app will show detecting, simulate heart, in the same time you will have to press volume keys to control "Truth" and "lie" without the knowledge of your friend.
When Scan is complete, the app will show test result.
The test results will show the following :
1. Result: Result will be based on the volume key button you pressed, Result will be "Truth" for volume key up and "Lie" for Volume key down.
2. Impression: Impression will display positive for "Truth" and negative for "Lie".
Features:
1. Impressive Fingerprint Scanner.
2. Amazing Polygraph. (Real shock simulation)
3. Simulate heart .
4. Awesome detection/scanning sound.
5. Fascinating Indicators for Lie and Truth.
6. Customize the app to make it more interesting.
7. Present Conclusion.
8. Enjoy and fun with friends for hours with Truth and Lie detector simulator.
Disclaimer:
This App is just for entertainment. It is joke app to prank your friends and the lie and truth detection are not real.
The Trick is that let your friend hold the fingerprint for few seconds, the app will show detecting, simulate heart, in the same time you will have to press volume keys to control "Truth" and "lie" without the knowledge of your friend.
When Scan is complete, the app will show test result.
The test results will show the following :
1. Result: Result will be based on the volume key button you pressed, Result will be "Truth" for volume key up and "Lie" for Volume key down.
2. Impression: Impression will display positive for "Truth" and negative for "Lie".
Features:
1. Impressive Fingerprint Scanner.
2. Amazing Polygraph. (Real shock simulation)
3. Simulate heart .
4. Awesome detection/scanning sound.
5. Fascinating Indicators for Lie and Truth.
6. Customize the app to make it more interesting.
7. Present Conclusion.
8. Enjoy and fun with friends for hours with Truth and Lie detector simulator.
Disclaimer:
This App is just for entertainment. It is joke app to prank your friends and the lie and truth detection are not real.
Lie Detector Prank 4.2 Update
Bugs Fixed
Read More
Lie Detector Prank Features
Related Videos
Previous Versions
More
Variant
Arch
Version
DPI
33
November 17, 2025
Lie Detector Test Prank
4.2
(33)
Requires Android: Android 8.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: b6e482249f67afbb33ab0587ab6c30b718446eb8
Base APK: com.qrtech.liedetectorprank.apk
Split APKs: config.arm64_v8a, config.mdpi
Size: 14.21 MB
What's New:
Bugs Fixed
arm64-v8a
Android 8.0+
160-640dpi
33
November 17, 2025
Lie Detector Test Prank
4.2
(33)
Requires Android: Android 8.0+
Architecture: armeabi-v7a
Screen DPI: 160-640dpi
SHA1: d9d0547d8d677589a153ed56e24ad6f540891e26
Base APK: com.qrtech.liedetectorprank.apk
Split APKs: config.armeabi_v7a, config.mdpi
Size: 14.5 MB
What's New:
Bugs Fixed
armeabi-v7a
Android 8.0+
160-640dpi
Variant
Arch
Version
DPI
31
September 19, 2025
Lie Detector Test Prank
4
(31)
Requires Android: Android 8.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: d7b94a423d1e5d43ec1fb783aa2673646c72b3b8
Base APK: com.qrtech.liedetectorprank.apk
Split APKs: config.arm64_v8a, config.mdpi
Size: 16.26 MB
What's New:
- Funny Sounds Added
- Improved
- Improved
arm64-v8a
Android 8.0+
160-640dpi
31
September 19, 2025
Lie Detector Test Prank
4
(31)
Requires Android: Android 8.0+
Architecture: armeabi-v7a
Screen DPI: 160-640dpi
SHA1: 27f7122bfdcecedd01a559fcabae3e0fd8d649c7
Base APK: com.qrtech.liedetectorprank.apk
Split APKs: config.armeabi_v7a, config.mdpi
Size: 16.55 MB
What's New:
- Funny Sounds Added
- Improved
- Improved
armeabi-v7a
Android 8.0+
160-640dpi
Requires Android: Android 8.0+
Screen DPI: 160-640dpi
SHA1: 172b488b11dd9a18a8ab34585d9be1be90b16783
Size: 17.29 MB
Variant
Arch
Version
DPI
28
April 20, 2025
Lie Detector Test Prank
3.7
(28)
Requires Android: Android 8.0+
Screen DPI: 160-640dpi
SHA1: 878fb8de06840d598ab2b746979ac6e7934c7979
Base APK: com.qrtech.liedetectorprank.apk
Split APKs: config.en, config.mdpi, config.pl
Size: 16.53 MB
What's New:
1. Language Screen Added
2. Truth/Lie 2 players Screen Added.
3. User Experience Enhanced.
4. Minor bugs fixed
2. Truth/Lie 2 players Screen Added.
3. User Experience Enhanced.
4. Minor bugs fixed
Android 8.0+
160-640dpi
28
May 4, 2025
Lie Detector Test Prank
3.7
(28)
Requires Android: Android 8.0+
Screen DPI: 160-640dpi
SHA1: 586c38b9a94db37ea4cc26ca743b0e7a3b279e07
Base APK: com.qrtech.liedetectorprank.apk
Split APKs: config.en, config.mdpi
Size: 16.49 MB
What's New:
1. Language Screen Added
2. Truth/Lie 2 players Screen Added.
3. User Experience Enhanced.
4. Minor bugs fixed
2. Truth/Lie 2 players Screen Added.
3. User Experience Enhanced.
4. Minor bugs fixed
Android 8.0+
160-640dpi
More Information
Package Name:
Category:
Update Date:
2025-11-17
Latest Version:
4.2
Need Update:
Available on:
Requirements:
Android 8.0+
Report:
Safe to Download
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