211+ iOS apps curated and reviewed
Looking for free raw magnetometer apps? 17 of our 211+ 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 | 2.7★ (7) | Yes | No | Jul 2026 |
| 2 |  | Free | 4.3★ (34) | Yes | Yes | Jul 2026 |
| 3 |  | Free | 4.6★ (2.9K) | No | Yes | Jul 2026 |
| 4 |  | Free | 4.5★ (4.5K) | Yes | No | Jul 2026 |
| 5 |  | Free | — | Yes | No | May 2026 |
| 6 |  | Free | — | Yes | Yes | Jun 2026 |
| 7 |  | Free | 4.6★ (207) | No | No | Jul 2026 |
| 8 |  | Free | 4.0★ (348) | Yes | No | Jul 2026 |
Transform your device into a magnetic field detector. It measures magnetic field strength in real-time with a 3-axis display and provides visual alerts for metal and magnet detection. Explore the invisible magnetic world around you with a sleek, intuitive interface.
Visualize magnetic fields in real-time with precision charts and monitor X, Y, Z axis readings. Ideal for scientific research, education, and field work, this app offers professional-grade accuracy and an intuitive interface for easy data interpretation.
This utility app transforms your device into a multi-sensor tool. It provides real-time readings for GPS, altitude, speed, barometric pressure, acceleration, magnetic force, sound levels, and light intensity. Visualize data with graphs and maps, mark values, and record sensor information for later analysis.
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.
Unlock your phone's sensors for scientific exploration. Conduct pre-built experiments or create your own using accelerometers, magnetometers, and more. Analyze and export data in various formats for further study.
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.
This app turns your smartphone into a scientific instrument suite, enabling measurement, recording, analysis, and export of real-time sensor data. It offers tools for kinematics, acoustics, light, magnetism, and more, suitable for students, educators, researchers, and hobbyists.
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 transforms your iPhone into a precise scientific instrument for measuring, visualizing, and recording magnetic fields. Explore magnetic field vectors, magnitudes, and compass headings with real-time charts and digital readouts. Ideal for educational experiments, lab work, or curious exploration.
Transform your device into a versatile toolkit with a comprehensive suite of measuring instruments. This app offers a metronome, stopwatch, timer, ruler, level, and various sensors to assist with a wide range of tasks.
This utility app uses your device's magnetometer to measure and visualize magnetic fields. Detect ferromagnetic materials, observe field changes, and even use it for locating hidden objects by attaching a magnet. The app provides visual graphs and optional vibration feedback for strong fields.
Detect nearby electromagnetic fields to locate metal objects and magnets. This tool can also help find metallic studs and wiring behind walls using your phone's magnetometer.
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.
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.
Measures the strength of the magnetic field around you using your device's magnetometer. Requires Location Services to be enabled on iOS. Provides microtesla readings for nearby magnetic fields.
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.
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.