# Lie Detector Test: Truth Prank — Fingerprint Scanner Polygraph > Simulated lie detector app for parties and pranks with customizable results. (iPhone/iPad app by Thirty Three Apps.) - Source: https://appshunter.io/ios/app/lie-detector-test-truth-prank/id6782049456 (this page in markdown: same URL + `.md`) - Developer: [Thirty Three Apps](https://appshunter.io/developer/1887900142) - Category: Entertainment, Games, Simulation - Price: Free with in-app purchases - Rating: 4.00/5 from 1 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 16.0 · 28 MB - Languages: British English, Czech, Danish, Dutch, Finnish, Canadian French, German (Germany), Greek, Hindi, Hungarian and 18 more - Released: 2026-06-25 - Data updated: 2026-08-20 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/lie-detector-test-truth-prank/id6782049456/reviews.md ## What is Lie Detector Test? 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! ## Key features - Fingerprint scanner simulator - Animated polygraph waveform - Customizable verdict control - Realistic sound effects and haptics - Party game for friends - Instant prank setup ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Monthly Subscription | $29.99 | per month | | Weekly Subscription | $9.99 | per 7 days | ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/lie-detector-test-truth-prank/id6782049456/reviews.md ### 4/5 — Hehe *2026-07-19* It’s not that good bc it has a lot of adds but also good bc I can prank my sister. ## Frequently asked questions about Lie Detector Test ### Does Lie Detector Test have ads? Yes, Lie Detector Test contains advertisements. You can remove all ads for a smooth, uninterrupted prank by purchasing the Pro subscription. ### What is the cost of the Lie Detector Test Pro subscription? The weekly plan for Lie Detector Test Pro starts with a 7-day free trial and then costs $9.99 per week. A monthly subscription is also available for $29.99 per month. ### How do I cancel my Lie Detector Test subscription? You can manage or cancel your subscription anytime in your Apple Account settings. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. ### Is Lie Detector Test suitable for all ages? Lie Detector Test has an age rating of 4+, making it suitable for younger users. However, it is a prank app and should be used responsibly. ### Can I control the results in Lie Detector Test? Yes, you can secretly control the verdict using the 'Customize Mode' to pre-set results. Alternatively, 'Random Mode' offers a genuine 50/50 chance for suspense. ### Does Lie Detector Test work offline? The app description does not specify offline functionality. However, as a prank and entertainment app, it is likely designed for use in social settings where internet access may not be a primary concern. ### How often is Lie Detector Test updated? The latest version of Lie Detector Test is 5, and it was last updated on July 30, 2026. This indicates a recent update, suggesting ongoing development and support. ### What devices support Lie Detector Test? Lie Detector Test is available on iPhone and iPad devices, offering a broad compatibility range for Apple users. ## Version history (last 3 releases) ### 6 — 2026-08-13 • Now in 30+ languages — the entire app is fully localized • Performance improvements and bug fixes ### 5 — 2026-07-30 • Improved Functionality • Refreshed App Store listing ### 4 — 2026-06-25 No release notes. ## More apps by Thirty Three Apps - [Beauty Filter Camera: Selfie](https://appshunter.io/ios/app/beauty-filter-camera-selfie/id6761128203) - [Funny Face Filters: Camera App](https://appshunter.io/ios/app/funny-face-filters-camera-app/id6761996474) - [Chika: AI Dream Girlfriend](https://appshunter.io/ios/app/chika-ai-dream-girlfriend/id6762823224) - [Face Game: Mix Cam Puzzle](https://appshunter.io/ios/app/face-game-mix-cam-puzzle/id6770503868) - [Time Warp Scan - Blue Line Cam](https://appshunter.io/ios/app/time-warp-scan-blue-line-cam/id6779604547) All apps by Thirty Three Apps: https://appshunter.io/developer/1887900142 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-20.*