# magnetoboy — find metals, detect EMF, yeah!

> Detects and visualizes magnetic fields using your device's magnetometer. (iPhone/iPad app by Smart Bros Ltd co.)

- Source: https://appshunter.io/ios/app/magnetoboy/id6444351760 (this page in markdown: same URL + `.md`)
- Developer: [Smart Bros Ltd co](https://appshunter.io/developer/1654087128)
- Category: Utilities, Education
- Price: Free
- Rating: 4.80/5 from 5 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 12.0 · 23 MB
- Languages: English
- Released: 2022-11-30
- Data updated: 2026-06-01
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/magnetoboy/id6444351760/reviews.md

## What is magnetoboy?

Use your device's magnetometer, and read out the magnetic field (micro teslas).
You can observe and examine the magnetic fields around you. 
You will find that certain materials change the magnetic field. Such as Iron, magnets, nails, speakers, some metals, electronics, the earth, and more.
This may be used to find things, that are ferromagnetic.
Change the feedback level to get a vibration when some strong magnetic field is nearby.
Observe the graph to visualize the fields around you.
Can be used in construction: by attaching a magnet to something behind a wall and use the app to locate the target.
The magnetometer, is usually used in navigation to detect the magnetic fields of the earth.
The phone must not be in mute for the sound to work.

## Key features

- Measure magnetic field strength
- Visualize magnetic fields with graphs
- Detect ferromagnetic materials
- Vibration feedback for strong fields
- Useful for locating hidden objects
- Observe Earth's magnetic field

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/magnetoboy/id6444351760/reviews.md

### 5/5 — awesome

*2022-12-17*

it's pretty useful, it helped me locate the magnet in my macbook air

## Frequently asked questions about magnetoboy

### What can magnetoboy detect?

magnetoboy can detect ferromagnetic materials like iron and magnets, as well as other electronics and the Earth's magnetic field. It measures the magnetic field strength in micro teslas.

### How does magnetoboy help find things?

You can attach a magnet to an object and use magnetoboy to locate it, even behind walls. The app's vibration feedback can alert you to strong magnetic fields nearby.

### Is magnetoboy free to use?

Yes, magnetoboy is completely free to download and use. It does not have any in-app purchases or advertisements.

### What devices does magnetoboy support?

magnetoboy is available for iPhone and iPad. It requires a device with a magnetometer sensor.

### How accurate is magnetoboy?

magnetoboy provides readings based on your device's magnetometer. The app has a high user rating of 4.8 stars from 5 ratings, indicating positive user experiences with its functionality.

### Does magnetoboy have ads?

No, magnetoboy is ad-free. Users can enjoy the full functionality without any interruptions from advertisements.

### When was magnetoboy last updated?

The latest version of magnetoboy was released on January 3, 2023. It was initially released on November 30, 2022.

### What is the age rating for magnetoboy?

magnetoboy has an age rating of 4+. This indicates it is suitable for children and adults.

## Version history (last 2 releases)

### 1.0.1 — 2023-01-03

New graphics to visualize the readings!
Added sound to help you hear!
Fixed overflow reading!
Added tooltip to explain UI!

### 1.0 — 2022-11-30

No release notes.

## Apps similar to magnetoboy

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Smart Metal Detector](https://appshunter.io/ios/app/smart-metal-detector/id1114708518) | 4.4 (257) | Free | Utilities |
| [EMF Radiation Monitor](https://appshunter.io/ios/app/emf-radiation-monitor/id6541755582) | — | Free | Utilities |
| [The Metal Detector](https://appshunter.io/ios/app/the-metal-detector/id1400084129) | 4.0 (7) | Free | Utilities |
| [The Best Metal Detector](https://appshunter.io/ios/app/the-best-metal-detector/id917164653) | 3.7 (88) | Free | Utilities |
| [Metal Stud Finder & Detector](https://appshunter.io/ios/app/metal-stud-finder-and-detector/id6450248815) | 3.9 (17) | Free | Utilities |
| [EMF & Magnetic Detector](https://appshunter.io/ios/app/emf-and-magnetic-detector/id1403751803) | 4.5 (305) | Free | Utilities |

## More apps by Smart Bros Ltd co

- [QuikAnimate](https://appshunter.io/ios/app/quikanimate/id6467067883)

All apps by Smart Bros Ltd co: https://appshunter.io/developer/1654087128

## Related topics

[magneto](https://appshunter.io/ios/topics/magneto) · [magnetometer free](https://appshunter.io/ios/topics/magnetometer-free)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*