227+ iOS apps curated and reviewed
The best lie detector finger scan apps on iPhone average 3.6★ across 227+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.0★ (8) | Yes | Yes | Aug 2026 |
| 2 |  | Free | 3.3★ (9.3K) | Yes | No | Aug 2026 |
| 3 |  | Free | 3.5★ (22) | No | Yes | May 2026 |
| 4 |  | Free | 4.6★ (49K) | Yes | Yes | Aug 2026 |
| 5 |  | Free | 4.4★ (1.2K) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 3.5★ (685) | No | No | Aug 2026 |
| 7 |  | Free | 3.3★ (2.4K) | No | No | Aug 2026 |
| 8 |  | Free | 2.9★ (84) | No | No | Jul 2026 |
This entertainment app simulates a lie detector using fingerprint scanning. Prank friends and family by making them believe you can detect if they are lying. It offers preset truth or lie answers or random results for fun.
This entertainment app simulates a lie detector using a fingerprint scan. It randomly determines if the user is telling the truth or lying, providing humorous results for amusement.
This is a prank application designed for entertainment. Users place their finger on the screen, and the app simulates detecting whether they are telling the truth or lying. It's intended for lighthearted fun with friends.
Simulate a lie detector test using your device's screen and microphone. Analyze spoken words to determine if they are a truth or a lie, perfect for pranks and entertainment with friends and family.
This app simulates lie detection using fingerprint and voice scanning for entertainment. It's designed for playful interactions with friends and family, allowing you to share facts and see if they're true or false. Customize results for added fun.
This is a prank application designed for entertainment. It simulates a lie detector by scanning a fingerprint and randomly indicating if the user is telling the truth or lying. The app is not a real lie detector.
This application is designed purely for entertainment as a prank lie detector. It simulates a fingerprint scan and randomly indicates whether the user is telling the truth or lying. Please note, it does not offer any genuine lie detection capabilities.
This is a prank application designed purely for entertainment. It simulates a lie detector by scanning a fingerprint and randomly indicating if the user is telling the truth or lying.
Engage in playful pranks with friends and family by using your device as a fun lie detector. Simply place your fingers on the screen, speak your mind, and see if the app declares your statement true or false. Rig the results for guaranteed laughs or let them unfold randomly.
This prank application simulates a lie detector using your fingerprint. It randomly determines if you are telling the truth or lying for entertainment purposes only. It does not offer actual lie detection capabilities.
This is a prank application designed for entertainment. It simulates a lie detector by randomly indicating whether a user is telling the truth or lying after they touch and hold the fingerprint scanner. The app does not offer actual lie detection capabilities.
This is a prank application designed for entertainment purposes only. It simulates a lie detector by scanning a fingerprint and randomly indicating whether the user is telling the truth or lying.
This is a prank application designed purely for entertainment. It simulates a lie detector by scanning a fingerprint and randomly indicating whether the user is telling the truth or lying. The app does not offer any actual lie detection capabilities.
This is a prank application designed purely for entertainment. It simulates a lie detector by scanning a fingerprint and randomly indicating whether the user is telling the truth or lying. It does not possess actual lie detection capabilities.
This prank application simulates a lie detector using your fingerprint. It randomly determines if you are telling the truth or lying for entertainment purposes only. It does not offer actual lie detection capabilities.
This prank application simulates a lie detector using your device's fingerprint scanner. It randomly determines if a person is telling the truth or lying for entertainment purposes. It is not a real lie detection tool.
This application simulates a lie detector test using your device's fingerprint scanner. It randomly determines if you are telling the truth or lying, offering a fun way to prank friends and family.
This is a prank application designed purely for entertainment. It simulates a lie detector by scanning a fingerprint and randomly indicating whether the user is telling the truth or lying. It does not offer any actual lie detection capabilities.
This prank app simulates a lie detector using your fingerprint. Touch and hold the scanner, and it will randomly indicate if you are telling the truth or lying. Perfect for lighthearted fun and jokes with friends and family.
This application is designed purely for entertainment, simulating a lie detector using your fingerprint. Simply hold your finger on the scanner, and the app will randomly indicate whether you are telling the truth or lying.