# Magnetic Field Scanner vs Magnetometer ∞

The clearest difference is ads: Magnetic Field Scanner at none against Magnetometer ∞'s shown. Magnetometer ∞'s advantage is update cadence (every 2 weeks vs every 2 months) and ratings volume (59 vs 12). On price, rating, in-app purchases and monetization model there is nothing between them.

Both are free to download. Magnetic Field Scanner sells 3 in-app purchases, starting at $5.99 per month and Magnetometer ∞ sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Magnetometer ∞ holds the better App Store score, 4.4 against 4.3. Both are backed by a comparable volume of ratings — 12 and 59 respectively.

Magnetic Field Scanner ships an update every 2 months, Magnetometer ∞ every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Magnetic Field Scanner | Magnetometer ∞ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (12 ratings)](https://appshunter.io/ios/app/magnetic-field-scanner/id6747452469/reviews) | **[4.4 (59 ratings)](https://appshunter.io/ios/app/magnetometer/id6753061844/reviews)** |
| Number of ratings | 12 | **59** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 5 MB | 16 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hoang Le](https://appshunter.io/developer/1763197902) | [Fawkes Wei](https://appshunter.io/developer/432767536) |

## What reviewers say

### Magnetic Field Scanner

[App page](https://appshunter.io/ios/app/magnetic-field-scanner/id6747452469)

This utility app uses your phone's magnetometer to detect unusual magnetic field spikes, which may indicate the presence of hidden electronic devices. It provides real-time alerts, visual graphs, and customizable sensitivity to help you scan your surroundings for potential privacy threats.

**Highlights:** Real-time magnetic field scanning, Hidden device alerts with adjustable sensitivity, Live visual graph of magnetic signals, 3-axis sensor readouts, Data history for pattern spotting, Offline and private operation

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MagnetoScanner Month Pass | $5.99 | per month |
| MagnetoScanner Year PAss | $29.99 | per year |
| MagnetoScanner Lifetime Access | $39.99 | one-time |


### Magnetometer ∞

[App page](https://appshunter.io/ios/app/magnetometer/id6753061844)

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.

**Highlights:** Real-time magnetic field visualization, X, Y, Z axis readings in microteslas, Scientific research tool, Educational aid, Field work companion, Intuitive interface

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Magnetic Field Scanner free?

Magnetic Field Scanner is free to download, with in-app purchases available.

### Is Magnetometer ∞ free?

Magnetometer ∞ is free to download, with in-app purchases available.

### Which has better reviews, Magnetic Field Scanner or Magnetometer ∞?

Magnetometer ∞ is rated higher. Magnetic Field Scanner averages 4.3 out of 5 from 12 ratings, while Magnetometer ∞ averages 4.4 from 59 ratings.

### Do Magnetic Field Scanner or Magnetometer ∞ have ads?

Magnetometer ∞ shows ads; Magnetic Field Scanner does not.

### Which is updated more often, Magnetic Field Scanner or Magnetometer ∞?

Magnetic Field Scanner ships an update every 2 months, and Magnetometer ∞ every 2 weeks. Most recently, Magnetic Field Scanner was updated on October 24, 2026 and Magnetometer ∞ on October 24, 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.*