About this app
Is your friend telling the TRUTH… or a total LIE? Place a finger on the scanner, ask any question, and let the Lie Detector Test deliver the verdict — the ultimate party prank! Your phone becomes a hilarious polygraph simulator: an animated fingerprint scanner, a racing waveform, radar rings, a heartbeat countdown, dramatic scanning sounds and haptics… and then the glowing verdict drops: TRUTH or LIE. Their face in that moment? Priceless. YOU SECRETLY CONTROL THE VERDICT • Customize Mode: pre-set the next results in any order before you hand the phone over • Random Mode: a genuine 50/50 for real suspense • They'll never know it was rigged — that's the prank THE ULTIMATE PARTY GAME • Loyalty tests for couples and best friends • Sleepovers, game nights, road trips, April Fools and family gatherings • Truth-or-dare nights: ask the juicy questions — "Do you have a crush?" "Who ate my snack?" • Film the reveal — the reactions are made for TikTok, Reels and Shorts FEELS SCARY REAL • Realistic fingerprint scanner with a suspenseful press-and-hold • Animated polygraph waveform, radar rings and countdown • Immersive sound effects and haptic vibrations • A dramatic, glowing TRUTH or LIE reveal WHY YOU'LL LOVE IT • Prank in seconds — no setup, no sign-up • Slick sci-fi neon design • Endless laughs, every single time DISCLAIMER Lie Detector Test is a prank and entertainment app for fun only. It does NOT detect real lies or truth and does not read fingerprints or any biometric data — every result is random or pre-set by you, purely for entertainment. Always let your friends in on the joke! Privacy Policy: https://thirtythreeapps.com/ios-lie-detector-test-privacy-policy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Download Lie Detector Test now — scan a finger, reveal the verdict, and find out who's REALLY lying!
Latest release
What’s New
• Now in 30+ languages — the entire app is fully localized • Performance improvements and bug fixes
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 19, 2026 · 5:55 PM Free
Screenshots
