244+ iOS apps & games curated and reviewed
The best detector monster apps and games on iPhone average 4.2★ across 244+ 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 | 3.7★ (7) | Yes | Yes | May 2026 |
| 2 |  | Free | 4.5★ (4.5K) | Yes | No | Aug 2026 |
| 3 |  | Free | 4.6★ (530) | Yes | No | Aug 2026 |
| 4 |  | Free | 5.0★ (1) | No | Yes | Aug 2026 |
| 5 |  | Free | 4.8★ (4.1K) | No | Yes | Aug 2026 |
| 6 |  | Free | — | — | No | Jul 2026 |
| 7 |  | Free | 4.2★ (11K) | No | Yes | Aug 2026 |
| 8 |  | Free was $0.99 | — | No | No | Jul 2026 |
This novelty prank app simulates a fingerprint scan to humorously determine your "monster type" and "weight." Customize scan speed, responses, and themes for ultimate pranks. It can even suggest Halloween costumes based on your results.
In a world where replicants threaten humanity, you are a vigilant guard tasked with screening residents. Identify and report replicants while ensuring only ordinary people pass through to maintain peace and security.
Detect hidden spy devices like cameras and microphones using advanced technology. This app helps you safeguard your privacy by scanning for Bluetooth, magnetic fields, infrared, and Wi-Fi signals. Restore peace of mind by unmasking intrusive gadgets in your surroundings.
This app transforms your phone into a spirit box, using radio static to capture potential messages. Ask questions aloud and listen for real-time responses, with options to adjust sensitivity and record sessions for later review. It's designed for entertainment and exploring the unexplained.
Survive a night shift at a fun zone where robots are behaving erratically and escalating in creepiness. Test your endurance as you try to last through the night amidst a growing horror.
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.
Detect hidden cameras and spy devices in any room using your phone. This app offers multiple scanning methods to quickly identify potential surveillance equipment, ensuring your privacy in hotels, rentals, and other spaces.
This app transforms your iPhone or iPad into a functional metal detector. It utilizes the device's magnetometer to identify ferromagnetic metals like steel, iron, gold, and silver. Easily scan bags or pockets for hidden metal objects with vibration mode for discretion.
This app helps protect your privacy by detecting hidden cameras and covert devices using WiFi, Bluetooth, infrared, and magnetic scanning. It provides detailed information on detected devices and offers practical search tips to secure your environment.
Transform your iPhone into a fun metal detector using its built-in magnetometer. Explore your surroundings, surprise friends with its entertainment features, and enjoy visual and audio feedback. Note: This app is for entertainment and does not offer true metal detection capabilities.
Detect metal objects by measuring the magnetic field around you. The app uses your device's built-in sensor to display magnetic field trends and alerts you with sound when a strong signal is detected, indicating a potential metal object. Customize alerts, lighting, and themes for a personalized experience.
Explore the paranormal world with this app that uses your phone's sensors to detect energy "clots." Become a ghostbuster, play with friends, and have fun diving into the spirit realm. Remember, this is for entertainment purposes only.
Detect paranormal activity and spirits using your device's sensors and camera. Explore haunted locations, capture evidence, and create maps of potential ghost activity. Designed for ghost hunters and paranormal investigators.
Turn your smartphone into a functional metal detector. This app uses your device's magnetometer to identify hidden metal objects with clear visual and audio cues. It offers a user-friendly experience with helpful features like dark mode.
This tool uses your phone's magnetic sensor to detect nearby metal by measuring magnetic field strength. It alerts you with vibrations and sounds when metal is close, and can help locate hidden devices or electrical wires.
Optimize your mobile network with tools to find the strongest Wi-Fi and cellular signals. Locate nearby cell towers, enhance connection stability, and secure your browsing with a built-in VPN. Ideal for improving signal quality and privacy.
Detect hidden cameras and suspicious devices in your surroundings. This tool offers wireless network scanning and real-time camera lens detection to help you stay aware of your privacy.
Easily identify the north and south poles of a magnet using your smartphone's Teslameter. This tool is ideal for scientific experiments or any production involving magnets.