Determine the north or south pole of a magnet facing your device. It also alerts you if a magnet is too close to your phone. An essential tool for anyone working with magnets.




224+ iOS apps curated and reviewed
Looking for free magnetic pole detector apps? 17 of our 224+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.6★ (25) | No | No | May 2026 | |
| 2 | Free | 4.8★ (6) | No | No | May 2026 | |
| 3 | Free | 4.5★ (305) | Yes | Yes | Jul 2026 | |
| 4 | Free | 4.2★ (10K) | No | Yes | Jul 2026 | |
| 5 | Free | 4.7★ (2.2K) | No | Yes | Jul 2026 | |
| 6 | Free | 3.6★ (646) | Yes | Yes | Jul 2026 | |
| 7 | $4.99 | 4.5★ (5.5K) | Yes | Yes | Jul 2026 | |
| 8 | Free | 4.5★ (4.5K) | Yes | No | Jul 2026 |




Determine the north or south pole of a magnet facing your device. It also alerts you if a magnet is too close to your phone. An essential tool for anyone working with magnets.






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.






This app uses your device's magnetometer to detect magnetic and electromagnetic fields. It helps locate metal objects, hidden wires, pipes, and even wood studs behind walls. Get real-time readings and alerts to explore your surroundings.


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.


This application uses your smartphone's magnetic sensor to detect nearby metal objects. It can help you find hidden metallic items, act as a treasure hunting tool, or even assist in ghost hunting by visualizing magnetic field trends. Requires a device with a magnetic sensor to function.


This app uses your device's magnetometer to detect metal studs, nails, and screws behind walls. It provides an audible beep and visual indication as you scan, similar to a handheld stud finder. Ideal for DIYers and contractors locating structural elements.


Detect electromagnetic fields (EMF) using your device's sensors. Get alerted to high magnetic fields and potential radiation sources in your home. Useful for identifying hidden emitters and understanding your environment.


Detect electromagnetic fields (EMF) around you using your phone's sensors. Identify high-radiation zones in your home and workplace to better organize your environment and potentially improve well-being. Measure EMF emitted by various electronic devices and appliances.


This app uses your phone's magnetic sensor to detect ferrous metals behind walls. It measures magnetic field variations to help locate studs, pipes, screws, and other magnetic objects. Ideal for DIY projects and general exploration.


This utility app uses your device's magnetic sensor to detect nearby metal objects. It displays magnetic field levels and alerts you with vibrations and sounds when metal is detected. Customize sensitivity and sound effects in the settings.


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.


Transform your iPhone into a professional metal detector. This app uses your device's magnetometer to detect ferrous metals with precision, ideal for finding lost objects or inspecting materials. It offers an intuitive interface with customizable sounds and themes.


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 magnetic metal objects, such as nails, hidden within wooden structures using your device's built-in magnetometer. This tool is designed to help locate magnetic materials behind walls or other surfaces. Performance may vary based on wall construction and device capabilities.


Transform your device into a metal detector and magnetic field scanner. Measure, record, and analyze electromagnetic fields and metallic objects in real-time or over extended periods. Includes simulated mode for devices without a magnetometer.


Measure magnetic fields in microteslas using your device's sensor. Simply place the screen near a magnet to identify its North or South pole.


This utility app transforms your iPhone into a metal detector using its magnetic field sensor. It detects nearby metal objects by measuring variations in the magnetic field. Be cautious not to hold your device too close to strong magnets to prevent potential damage.


This utility app leverages your iPhone's magnetic sensor to detect nearby magnetic fields. It offers a simple interface with visual feedback and readings, providing a tool for exploring magnetic phenomena around you.


Transform your device into an electromagnetic field detector to identify high-risk wireless zones and potential sources of radiation. Receive warnings for strong magnetic fields and record measurements with timestamps. Useful for detecting metallic objects behind walls or underground.


Detect electromagnetic radiation (EMF) emitted by everyday devices. This app uses your iPhone to measure nearby fields, alerting you to potentially harmful levels that could impact your health and environment.