# Metal Detector EMF vs Physics Toolbox Sensor Suite

The clearest difference is update cadence: Physics Toolbox Sensor Suite at weekly against Metal Detector EMF's every 9 months. Physics Toolbox Sensor Suite also leads on review sentiment (81% vs 68%). Metal Detector EMF's advantage is iOS requirement (13.0 vs 16.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Metal Detector EMF sells 1 one-off in-app purchase and Physics Toolbox Sensor Suite sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Metal Detector EMF against 4.7 for Physics Toolbox Sensor Suite. Both are backed by a comparable volume of ratings — 2.4K and 1.8K respectively. Written reviews are what separate them: 68% of Metal Detector EMF's written reviews are positive against 81% of Physics Toolbox Sensor Suite's.

Metal Detector EMF ships an update every 9 months, Physics Toolbox Sensor Suite weekly. The most recent releases landed on October 17, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Metal Detector EMF | Physics Toolbox Sensor Suite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (2.4K ratings)](https://appshunter.io/ios/app/metal-detector-emf/id1073102084/reviews) | [4.7 (1.8K ratings)](https://appshunter.io/ios/app/physics-toolbox-sensor-suite/id1128914250/reviews) |
| Number of ratings | **2.4K** | 1.8K |
| Positive reviews | 68.4% of reviews | **80.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 11 MB | 78 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ExaMobile S.A.](https://appshunter.io/developer/506014841) | [Chrystian Vieyra](https://appshunter.io/developer/998187453) |

## What reviewers say

### Metal Detector EMF

[App page](https://appshunter.io/ios/app/metal-detector-emf/id1073102084)

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.

**Highlights:** Detects nearby metal, Measures magnetic field, Finds hidden metallic objects, Acts as a treasure hunter tool, Assists ghost hunters, Visualizes reading trends with a graph

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AdBlock - Remove ads | $1.99 | one-time |

**What reviewers like**

- 🚀 Works great
- 👍 Surprisingly accurate
- 🔍 Helpful for finding lost items
- 💡 Innovative use of phone sensors
- 🔍 Useful for locating property markers

**What reviewers complain about**

- 🐛 Inconsistent performance
- 🔍 Limited detection range
- 🔍 Only detects magnetic metals
- 🔋 Drains battery quickly

**Reported bugs**

- Settings page not functioning
- App crashes on some devices
- Inaccurate readings in certain situations

**Requested features**

- Ability to detect non-magnetic metals
- Improved sensitivity and detection range
- Option to calibrate the sensor
- Metal identification feature


### Physics Toolbox Sensor Suite

[App page](https://appshunter.io/ios/app/physics-toolbox-sensor-suite/id1128914250)

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.

**Highlights:** Real-time sensor data measurement, Data recording and analysis, Data export functionality, Kinematics tools (accelerometer, gyroscope), Acoustics tools (sound meter, oscilloscope), Magnetism tools (compass, magnetometer), AR visualization for magnetic fields and measurements

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Pro | $5.99 | one-time |


## Frequently asked questions

### Is Metal Detector EMF free?

Metal Detector EMF is free to download, with in-app purchases available.

### Is Physics Toolbox Sensor Suite free?

Physics Toolbox Sensor Suite is free to download, with in-app purchases available.

### Which has better reviews, Metal Detector EMF or Physics Toolbox Sensor Suite?

Metal Detector EMF and Physics Toolbox Sensor Suite are both rated 4.7 out of 5 on the App Store, from 2.4K and 1.8K ratings respectively.

### Do Metal Detector EMF or Physics Toolbox Sensor Suite have ads?

Neither Metal Detector EMF nor Physics Toolbox Sensor Suite shows ads.

### Which is updated more often, Metal Detector EMF or Physics Toolbox Sensor Suite?

Metal Detector EMF ships an update every 9 months, and Physics Toolbox Sensor Suite weekly. Most recently, Metal Detector EMF was updated on October 17, 2026 and Physics Toolbox Sensor Suite on October 16, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*