238+ iOS apps curated and reviewed
The best why detector apps on iPhone average 4.2★ across 238+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
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.
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.
Explore your personality, discover your spirit animal, and predict your future with fun quizzes and AI-powered face effects. Enjoy a variety of trivia challenges, from love fortunes to celebrity look-alikes, all in one entertaining app.
This app simulates a lie detector using fingerprint or eye scanning to prank friends and family. It provides entertainment by revealing whether someone is telling the truth or lying, with additional fun features like a beauty and love score.
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 app simulates a lie detector test for entertainment purposes. Place your finger on the screen to scan, and it will reveal if someone is telling the truth or lying. Customize results or let it be random for a fun prank.
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 app simulates a lie detector for entertainment purposes. Use it with friends to ask questions and see if they are telling the truth, adding fun and laughter to your interactions.
Detect and communicate with spirits using a realistic ghost hunting experience. This app visualizes detected ghosts and allows you to ask questions, receiving answers from the spirit world. It provides a unique tool for exploring paranormal phenomena.
Scan your surroundings and Wi-Fi networks for unusual devices that may compromise your privacy. Detect hidden cameras, GPS trackers, and other potential threats using AI lens detection and network scanning. Stay safe and secure in hotels, at home, or in any sensitive location.
This entertainment app simulates a lie detector test using photos. It scans images and randomly declares the subject as telling the truth or lying for humorous effect. It's designed purely for amusement and has no real detection capabilities.
This app acts as a versatile detection toolkit, helping you find hidden metal objects, magnetic fields, and potential spy cameras. It also includes tools to check your WiFi network for unknown devices and scan your email for data breaches, enhancing your safety and aiding home improvement projects.
Communicate with spirits using your voice or text. Ask questions and receive responses through a moving planchette. Follow instructions for a séance and be prepared for potential paranormal activity.
This is a humorous game that simulates lie detection. Test your friends and family by having them answer questions while the app analyzes their voice or face. You can even rig the results for a good laugh.
Detect hidden cameras and microphones using your device's magnetic field sensor. This app helps secure your privacy in various locations by identifying electromagnetic fields emitted by electronic devices.
This tool helps you detect hidden cameras using multiple methods, including network scanning, flash illumination, Bluetooth detection, and magnetic sensors. It's designed to enhance your privacy and safety in various locations like hotels and public spaces.
This app transforms your iOS device into a stud finder, helping you locate studs, nails, and metal objects behind walls. It offers precise detection with coordinate tracking and customizable alerts for safe and accurate installations.
Simulate a ghost hunting experience using your device's sensors. Detect sound waves with the microphone, visualize magnetic fields with the magnetometer, and apply special camera filters to create a spooky atmosphere. Record your investigations and share them with others.
Explore ghost stories, use a ghost detector, and view real-life paranormal experiences. This app offers a comprehensive collection of ghost-related content for entertainment.
This application analyzes voice recordings to detect lies by examining vocal biomarkers and emotional states. It allows users to record conversations, analyze responses, and uncover hidden truths. The app also offers advice and tips from therapists for dealing with detected lies.